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Fujitsu C120-H007-06EN manuale d’uso - BKManuals

Fujitsu C120-H007-06EN manuale d’uso

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Un buon manuale d’uso

Le regole impongono al rivenditore l'obbligo di fornire all'acquirente, insieme alle merci, il manuale d’uso Fujitsu C120-H007-06EN. La mancanza del manuale d’uso o le informazioni errate fornite al consumatore sono la base di una denuncia in caso di inosservanza del dispositivo con il contratto. Secondo la legge, l’inclusione del manuale d’uso in una forma diversa da quella cartacea è permessa, che viene spesso utilizzato recentemente, includendo una forma grafica o elettronica Fujitsu C120-H007-06EN o video didattici per gli utenti. La condizione è il suo carattere leggibile e comprensibile.

Che cosa è il manuale d’uso?

La parola deriva dal latino "instructio", cioè organizzare. Così, il manuale d’uso Fujitsu C120-H007-06EN descrive le fasi del procedimento. Lo scopo del manuale d’uso è istruire, facilitare lo avviamento, l'uso di attrezzature o l’esecuzione di determinate azioni. Il manuale è una raccolta di informazioni sull'oggetto/servizio, un suggerimento.

Purtroppo, pochi utenti prendono il tempo di leggere il manuale d’uso, e un buono manuale non solo permette di conoscere una serie di funzionalità aggiuntive del dispositivo acquistato, ma anche evitare la maggioranza dei guasti.

Quindi cosa dovrebbe contenere il manuale perfetto?

Innanzitutto, il manuale d’uso Fujitsu C120-H007-06EN dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo Fujitsu C120-H007-06EN
- nome del fabbricante e anno di fabbricazione Fujitsu C120-H007-06EN
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature Fujitsu C120-H007-06EN
- segnaletica di sicurezza e certificati che confermano la conformità con le norme pertinenti

Perché non leggiamo i manuali d’uso?

Generalmente questo è dovuto alla mancanza di tempo e certezza per quanto riguarda la funzionalità specifica delle attrezzature acquistate. Purtroppo, la connessione e l’avvio Fujitsu C120-H007-06EN non sono sufficienti. Questo manuale contiene una serie di linee guida per funzionalità specifiche, la sicurezza, metodi di manutenzione (anche i mezzi che dovrebbero essere usati), eventuali difetti Fujitsu C120-H007-06EN e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio Fujitsu in assenza dell'efficacia delle soluzioni proposte. Attualmente, i manuali d’uso sotto forma di animazioni interessanti e video didattici che sono migliori che la brochure suscitano un interesse considerevole. Questo tipo di manuale permette all'utente di visualizzare tutto il video didattico senza saltare le specifiche e complicate descrizioni tecniche Fujitsu C120-H007-06EN, come nel caso della versione cartacea.

Perché leggere il manuale d’uso?

Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo Fujitsu C120-H007-06EN, l'uso di vari accessori ed una serie di informazioni per sfruttare totalmente tutte le caratteristiche e servizi.

Dopo l'acquisto di successo di attrezzature/dispositivo, prendere un momento per familiarizzare con tutte le parti del manuale d'uso Fujitsu C120-H007-06EN. Attualmente, sono preparati con cura e tradotti per essere comprensibili non solo per gli utenti, ma per svolgere la loro funzione di base di informazioni e di aiuto.

Sommario del manuale d’uso

  • Pagina 1

    C120-H007-06EN Front Cover COMMON INST ALLA TION PLANNING MANUAL SP ARC M10 Systems/ SP ARC Enterprise/ PRIMEQUEST[...]

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    [...]

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    C120-H007-05EN FOR SAFE OPERA TION Handling of This Manual This manual contains important informati on regarding the use and handling of this product. Read this manual thoroughly . Use the product according to the instructions and information available in this manual. Keep this manual in hand for further understanding. Fujitsu makes every ef fort t[...]

  • Pagina 4

    C120-H007-05EN TRADEMARKS ACKNOWLEDGEMENTS z UNIX is a registered trademark of The Op en Group in the United St ates and other countries. The contents of this manual shall not be disclosed in any way or reproduced in any media without the expr ess written permission of Fujitsu Limited. All Rights Reserved, Copyright © FUJITSU LIMITED 2002-201 1[...]

  • Pagina 5

    C120-H007-05EN Revision History (1/1) Edition Date Revised section (Added/Deleted/Altered) Details 01 2002-10-31 ⎯⎯ 02 2005-09-15 Entire manual (Altered ) Section 3.3.2 (Altered/Added) Section 5.2.2 (Added) • T echnical brush-up • Modification of the manual title • Addition of PRIMEQUEST • Modification of the concept of units operationa[...]

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    [...]

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    C120-H007-05EN i Preface 1 This manual describes the requirements a nd concepts of installation and facility planning that pertain to the setup of SP ARC Enterprise and PRIMEQUEST . Installation and facility pla nning requires full review with Fujitsu representatives in charge according to the instruction s presented herein. This manual is intended[...]

  • Pagina 8

    ii C120-H007-05EN Preface CHAPTER 6 Power Supply Facilities This chapter describes the power supply requirements, power supply facilities, grounding plans, power distribution boards, and power distribution routes for the server systems. CHAPTER 7 Protection Against Lightning This chapter describes the safeguards necessary to pro t ect server system[...]

  • Pagina 9

    C120-H007-05EN iii Preface Other Reference Manuals When installing the SP ARC Enterprise or PRIMEQUEST , read the installation guide for each model first. For the readers • If you find any inconve nience w ith the description or incorrect ex planation in this manual, please fill in the "Comment Form" sheet at the back of this manual and[...]

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    [...]

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    C120-H007-05EN v Content s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i CHAPTER 1 Inst allation Plann[...]

  • Pagina 12

    vi C120-H007-05EN Conten ts 3.3.1 Hardware constraints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 3.3.2 Operational considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 3.4 Air Conditioners . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2[...]

  • Pagina 13

    C120-H007-05EN vii Contents 4.5.3 Installing temperature/humidity sensors . . . . . . . . . . . . . . . . . . . . . . . 54 4.5.4 T aking in fresh air . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 4.5.5 Preventing dew condensation in underfloor ventilation . . . . . . . . . . . 55 4.5.6 P reventing water leaks an[...]

  • Pagina 14

    viii C120-H007-05EN Conten ts 6.8.1 T est voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89 6.8.2 Phase and grounding cable insulation test . . . . . . . . . . . . . . . . . . . . . 89 6.8.3 Interphase insulation testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89 CHAPTER 7 P[...]

  • Pagina 15

    C120-H007-05EN ix Contents Figures Figure 2.1 Slit floor p anel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Figure 2.2 Floor pane ls with an airflow control damper . . . . . . . . . . . . . . . . . . . . 21 Figure 2.3 Air flow control pa nel . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

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    [...]

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    C120-H007-05EN xi Contents Ta b l e s Table 2.1 Ceiling heights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Table 2.2 Raised floor heights of free-access floors . . . . . . . . . . . . . . . . . . . . . . . 18 Table 2.3 Strengths and surface mate rials of free-access floor panels . . . . . . 19 T[...]

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    C120-H007-05EN 1 CHAPTER 1 Inst allation Planning Overview 1 This chapter defines the general requirement s for server system installation planning and for the facilities used to house se rver systems. Successful planning ensures system installation efficiency now and in the future, assuring system reliability , convenience, and functionality . The[...]

  • Pagina 20

    2 C120-H007-05EN CHAPTER 1 Installation Planning Overvie w A server system involving equipment that is too large to fit into the available of fice space or a mixture of equipment having a combined heat dissipation over about 21 MJ/h (20000 Btu/h) would need to be instal led in facilities m eeting the computer room installation requirements. (1) Equ[...]

  • Pagina 21

    C120-H007-05EN 3 1.2 Computer Room Insta llation Planning 1.2 Computer Room Inst allation Planning Computer room installati on requires prior device suppor t planning and support staf f assignment. 1.2.1 Device support planning Regarding the method of supporting device, the following items must be planned: (1) Configuration of the server sys tem an[...]

  • Pagina 22

    4 C120-H007-05EN CHAPTER 1 Installation Planning Overvie w Regarding the required staff in the installa tion planning group, consider the following: z An installation planning group and a supe rvisor within the user organization z An installation consultant from a Fujitsu or agent 1.3 Prep aring Building and Facilities Review the building and facil[...]

  • Pagina 23

    C120-H007-05EN 5 1.4 Scheduling 1.3.3 Rooms needed to run the server system Regarding the rooms needed to run the server system, review the following: z Offices z Meeting rooms z System administrator rooms z System developer rooms z Backup maintenance engineer and other related rooms 1.4 Scheduling In installing a server system in a comput er room,[...]

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    C120-H007-05EN 7 CHAPTER 2 Inst allation Sites 1 This chapter details the recommended sites and structures and the buildings in which server systems can be installed, and th e structures of the computer rooms. Server systems setups can be classified in to two broad forms: one in which a server system is installed in a computer room for message coll[...]

  • Pagina 26

    8 C120-H007-05EN CHAPTER 2 Installation Sites 2.1.2 Utility services When selecting sites that af ford good access to utility se rvices, take the following factors into consideration: z Satisfactory availability of electric powe r z No suspension or failure of water supplies, or the availability of alternate measures for water supply z Access to te[...]

  • Pagina 27

    C120-H007-05EN 9 2.2 Buildings 2.2.1 Building structures Structural considerations for buildings in which server syst ems are to be installed are summarized below . (1) Floor strength The floor of the building in which a server system is to be installed should be strong enough to withstand the combined weight of the server and its component devices[...]

  • Pagina 28

    10 C120-H007-05EN CHAPTER 2 Installation Sites d) Newly constructed buildings If a server system is to be installe d in a newly constructed building, it is recommended that loading strength of the floor itself, beam, and column is 4.9 kN/ m 2 (100 lbf/ft 2 ) or greater for such computer room. (2) Vibration and ea rthquake-proofing Recent years have[...]

  • Pagina 29

    C120-H007-05EN 11 2.2 Buildings z W ater leaking due to clogged dr ainage pipelines on the roof or in the upper floor(s) c) Preventing water leakage from air conditioning facilities Because air conditioning faciliti es commonly involve the use of water , as in coolant pipelines, humidifying feed water , and wate r generated as a resu lt of dehumidi[...]

  • Pagina 30

    12 C120-H007-05EN CHAPTER 2 Installation Sites 2.2.2 Computer room location Things to consider with regard to locat ion of the computer room are summarized below . (1) Operability The computer room should be conveniently located for ac cess to communication with related departments and for data receipt, issue, and relocation. (2) Security From a se[...]

  • Pagina 31

    C120-H007-05EN 13 2.2 Buildings z The space used for signal and tele communication lines in the building z Recording media storage room z Office room needed for s ystem s administration and development z S torage rooms for supplies and spare parts z Access control room 2.2.4 Facilities Considerations pertaining to f acilities are summarized below: [...]

  • Pagina 32

    14 C120-H007-05EN CHAPTER 2 Installation Sites b) Purpose of air conditioning In a computer room, there are many heat so urces such as dissipation from server systems, heat from surroundi ng circumstances, and heat generated by lighting and operators' bodies that increase instabilit y of air conditions in the room. Air conditioners are require[...]

  • Pagina 33

    C120-H007-05EN 15 2.2 Buildings z Where the equipment is to be unl oaded from the transport vehicle z How the equipment is to be carried in and out the building z Where the equipment is to be temporarily stored and unpacked z The size of the elevator and its loading capacity z The carry-in access route to the computer room z Whether floor protectio[...]

  • Pagina 34

    16 C120-H007-05EN CHAPTER 2 Installation Sites (3) Withst and load and prot ection of the access route The withstand load of the access route s hould be lar ge enough to support the mass and transportation activity conc erning the server system. At the time of transporta tion, the floor and wall surf aces along the access route may require protecti[...]

  • Pagina 35

    C120-H007-05EN 17 2.3 Com puter Room S tructure z Security and disaster prevention considerations (1) Base floor strength The base floor on whic h the server system is to be se t up must have enough strength to support a raised floor and facili ties and equipment, as well as the server system itself. A floor top view with an e quipment layout super[...]

  • Pagina 36

    18 C120-H007-05EN CHAPTER 2 Installation Sites 2.3.2 Free-access flooring The construction of free-access fl oors is reviewed with res pect to the following items: z Raised floor height z Strength and su rface material of free-access floor panels z Opening for server -system-use z Installation of floor panels for a building air conditioner Each ite[...]

  • Pagina 37

    C120-H007-05EN 19 2.3 Com puter Room S tructure (2) Strength and surface materia l of free-access floor p anels T a ble 2.3 lists the strengths and surface mate rials suggested for free-access floor panels. (3) Opening fo r server-system-use That area of the free-access floor in which a server system is installed requires a floor panel opening, an [...]

  • Pagina 38

    20 C120-H007-05EN CHAPTER 2 Installation Sites Figure 2.1 shows the outer view of a slit floor panel. Figure 2.1 Slit floor panel d) Preventing the free-access floor from being collap sed because of the opening Horizontal forces applied to the free-ac cess floor during earthquakes or when heavy equipment is carried in coul d cause the floor panel t[...]

  • Pagina 39

    C120-H007-05EN 21 2.3 Com puter Room S tructure The number of floor panels with an airf low control damper or number of airflow control panels required should be determin ed by the air conditioning facility or the free-access floor construction de signer on the basis of the c oncerned heat load in the room. Figure 2.2 Floor panels with an airflo w [...]

  • Pagina 40

    22 C120-H007-05EN CHAPTER 2 Installation Sites (6) Base floor and free -access floor cleaning The base floor and the free-access floor requi re cleaning before the server system is installed. The following cleaning procedur es are recommended, including those for cleaning the free-access fl oor surface periodically: 1 Remove dust on the su rface of[...]

  • Pagina 41

    C120-H007-05EN 23 2.3 Com puter Room S tructure (2) Prevention of entry of out side air Outside air penetrating through gaps in a window could threaten successful temperature and humidity control of the air conditioning facilities. Moreover , outside air might contain dust and harmful ga ses. From this standpoint, the windows in the computer room s[...]

  • Pagina 42

    24 C120-H007-05EN CHAPTER 2 Installation Sites (6) Maintenance outlets The computer room requires maintenan ce outlets to power instruments for maintaining the server system or to clean the floor . Maintenance outlets should be provided on column or wall surfaces 5 to 7 m (16 to 23 ft) apart at a height of about 30 cm (12 in.) above the floor . An [...]

  • Pagina 43

    C120-H007-05EN 25 CHAPTER 3 Equipment Layout 1 This chapter describes the items which c onsiderations require for when laying out equipment. Equipment layout deserves sp ecial consideration, because it has a significant bearing on the efficiency of system operation and maintenance. 3.1 Proposed Computer Room T op V iew A top view of the proposed co[...]

  • Pagina 44

    26 C120-H007-05EN CHAPTER 3 Equipment Layout 3.3 Precautions in Prep ar ation of an Equipment Layout In preparing an equipment la yout, take into account hardwa re constraints, operational considerations, and installa tion equipment constraints. 3.3.1 Hardware constraint s (1) Cable length limitations Each signal cable or power control cable has a [...]

  • Pagina 45

    C120-H007-05EN 27 3.3 Precautions i n Preparation of an Equipment Layout Even if a single device has multiple func tions, it should be grouped according to the degree to which it can be run with or without manual intervention. Generally , devices may be divi ded into the following groups: z Consoles for visual monitoring z I/O devices requiring int[...]

  • Pagina 46

    28 C120-H007-05EN CHAPTER 3 Equipment Layout (5) Acoustic noise A general-purpose server system is generally made up of a mix of equipment, each of which generates its own acous tic noise. Because the acous tic noises from individual equipment may result in a very high noise -level, it is recommended that these equipment be installed in an unattend[...]

  • Pagina 47

    C120-H007-05EN 29 3.4 Air C onditioners 3.4 Air Conditioners Factors to be considered when laying out air conditioning are described below: 3.4.1 Air conditioning unit s Do not simply install a si ngle, high-capacity central air conditioning unit in the computer room or an adjoining air- condi tioning room. Considering possible device failures and [...]

  • Pagina 48

    30 C120-H007-05EN CHAPTER 3 Equipment Layout 3.4.5 Dusting Units that use paper or toner in operation, such as line printers and laser printers, produce dust. The relation betw een dust-producing devices a nd device that should be dust-free requires special consideration. For example, dust-free devices can be installed near the air outlet, while th[...]

  • Pagina 49

    C120-H007-05EN 31 3.5 Power Supply Facilities 3.5.2 Power supply facili ties for air conditioners Air conditioners or air conditioning control panels must be located for correct and efficient operation of the computer room. 3.5.3 Facility control p anels Facility control panels, which are used to run facilities in auto mode or shut them of f immedi[...]

  • Pagina 50

    32 C120-H007-05EN CHAPTER 3 Equipment Layout 3.6 Line and Signal Wiring Facilities This section describes line and signal wiring facilities. 3.6.1 Line facilities When line terminal boards and line terminal s are installed, they must be located to allow for easy connection with any li ne units in the computer room. 3.6.2 Signal wiring facilities Si[...]

  • Pagina 51

    C120-H007-05EN 33 CHAPTER 4 Air Conditioning 1 This chapter describes which items requi re considerations when laying out air conditioning facilities. 4.1 Characteristics of Computer Room Air Conditioning Computer room air conditi oning is characterized by: z Constant temperatures and humidities z Air conditioning conditions and capacities z Servic[...]

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    34 C120-H007-05EN CHAPTER 4 Air Conditioning 4.1.2 Air conditioning conditions and cap acities The air conditioning system must have the capacity to be able to process the amount of heat dissipated from the computer e quipment to cool the computer room. A server system generates heat from the Power Suppl y Unit, semiconductor devices, etc. The rate[...]

  • Pagina 53

    C120-H007-05EN 35 4.2 S tyles of Air Conditioner 4.2.1 Direct blowing In the direct blowing setup, air conditioner(s) are installed in the computer room to blow air directly into the room. This setup is economical, permits easy r oom temperature and humidity regulation, and is less susceptible to dew condensa tion. Moreover , the ai r conditioner(s[...]

  • Pagina 54

    36 C120-H007-05EN CHAPTER 4 Air Conditioning An air conditioner installed in the duct blowing setup should include a cooling coil, a heater for the winter a nd temperature control, a humidifier , and a filter . Figure 4.2 shows a schematic view of the duct blowing setup. Figure 4.2 Duct blowing setup 4.2.3 Underfloor ventilation In the underfloor v[...]

  • Pagina 55

    C120-H007-05EN 37 4.2 S tyles of Air Conditioner This setup features the ability to keep operators less chille d because this lessens direct exposure to drafts of air blown out of the air conditioner . Because underfloor ventilation blows air directly against equi pment, the air must be filtered for dust by the air conditioner beforehand. The lower[...]

  • Pagina 56

    38 C120-H007-05EN CHAPTER 4 Air Conditioning Sometimes the underfloor-vent ilation air conditioner does not perform heating and humidifying but only cools the room air to th e tar get temperature. In this situation, regulation of the temperature and humidity of the air in the room and under the floor can be accomplished by heat ing and humidifying [...]

  • Pagina 57

    C120-H007-05EN 39 4.3 Air Conditioning C onditions 4.3.2 Recommended temperatures and humidities for computer rooms Keep the ambient temperature in the computer room at a level that feeds comfortable to the human body or somewhat lower . This precaution will not only prevent local temperature rises in the computer room, such as those caused by equi[...]

  • Pagina 58

    40 C120-H007-05EN CHAPTER 4 Air Conditioning 4.3.3 T emperature and humidity recommendations for computer rooms Practical temperature and humidity recommenda tions that apply to changing the room temperature from the basic recommenda tions or to lowering the underfloor temperature in unattended areas where pa per is not used are explained below . ([...]

  • Pagina 59

    C120-H007-05EN 41 4.3 Air Conditioning C onditions Figure 4.5 is an air-line diagram depicting th e relationships betw een the dry-bulb temperature, relative humidity , and absolute temperature. Figure 4.5 Psychrometric chart applicable to chang ing the room temperature T a ble 4.2 T emperature and humidity recommendat ions (changing the room tempe[...]

  • Pagina 60

    42 C120-H007-05EN CHAPTER 4 Air Conditioning (2) Lowering the under floor temperature In unattended areas where paper is not used and where only those devices that have broad permissible underfloor and room temperature and hum idity ranges are installed, the underfloor temperature may be lowered. As an example, in an unattended room associated with[...]

  • Pagina 61

    C120-H007-05EN 43 4.3 Air Conditioning C onditions 4.3.4 Dust (1) Airborne dust Ensure that airborne dust does not exceed 0.15 mg/m 3 (0.004 mg/ft 3 ). Most serv er systems are designed to withstand this level of airborne dust. This is the same as the permissible level for airborne dust in a general of fice and should be easily attainable in a comp[...]

  • Pagina 62

    44 C120-H007-05EN CHAPTER 4 Air Conditioning 4.3.6 Seawater (salt damage) The air in the vicinity of coastal areas contains lar ge amounts of airborne sea salt particles. If thes e particles remain insi de computers, substances are formed by a condensation reaction of chemicals. Thes e substances and the humidity lead to insulation failure and the [...]

  • Pagina 63

    C120-H007-05EN 45 4.4 Thermal Load an d Cooling Cap acities 4.4 Thermal Load and Cooling Cap acities The thermal load imposed on an air conditioner must include those coming from the power supply facilities and from the buildi ng, as well as heat from the server system itself. Air conditioning of computer rooms in comparison with normal of fices is[...]

  • Pagina 64

    46 C120-H007-05EN CHAPTER 4 Air Conditioning 4.4.2 Example of cooling cap acity calculations for room air conditioning Examples of cooling capacity calculations for an air conditioner , flow rate 135 m 3 /min (4770 ft 3 /min), running in a room air c onditioning setup are given below . The following values have been determined with respect to the r[...]

  • Pagina 65

    C120-H007-05EN 47 4.4 Thermal Load an d Cooling Cap acities The values in the table involve certain char acteristic curve and air -line diagram read errors. T able 4.6 Examples of typi cal air conditioner cooling capacity ca lculations (1/2) Item Calculated value Calculation method Enthalpy of the air at the conditioner inlet i 1 = 45.4 kJ/kg (19.6[...]

  • Pagina 66

    48 C120-H007-05EN CHAPTER 4 Air Conditioning Air conditioner sensible heat cooling capacity (when calculated on the basis of sensible heat enthalpy differences) 124.4 MJ/h (1 17, 931 Btu/h) (i 4 - i 3 ) × Flow rate/Specific volume =12.9 (kJ/kg) × 135 (m 3 /min) × 60 (min/h) / 0.84 (m 3 /kg) =5.5 (Btu/lb) × 4770 (ft 3 /min) × 60 (min/h) / 13.5 [...]

  • Pagina 67

    C120-H007-05EN 49 4.4 Thermal Load an d Cooling Cap acities 4.4.3 Underfloor ventilation air conditioning Figure 4.9 shows the air condition fo r underfloor ventilation in a psychrometric chart. T a ble 4.7 summarizes procedures for calculating the cooling capacities of an underfloor -ventilation air conditioner , flow rate 220 m 3 /min (7770ft 3 /[...]

  • Pagina 68

    50 C120-H007-05EN CHAPTER 4 Air Conditioning 4.4.4 Convenient formulas for air conditioning cap acities T a ble 4.8 lists convenient formulas for the capac ity of air conditioners installed in a computer room. Because a proportion of the thermal load comes from sensible heat, the capacity and number of ai r conditioners required can be determined b[...]

  • Pagina 69

    C120-H007-05EN 51 4.4 Thermal Load an d Cooling Cap acities The formula terms are: z Flow rate: Sensible heat from the th ermal load divided by the temperature difference and the heat removed to cool a unit volume by 1 ° C (34 ° F). z Thermal load: While the thermal loa d is a sum of sensible heat and latent heat, sensible heat accounts for such [...]

  • Pagina 70

    52 C120-H007-05EN CHAPTER 4 Air Conditioning 4.5 Precautions Pert aining to the Inst allation of Air Conditioners Air conditioners that are inst alled in computer rooms diff er in many ways from those installed in general offices. Precau tions spec ific to installing air conditioners in a computer room are summarized below . 4.5.1 Humidifier The re[...]

  • Pagina 71

    C120-H007-05EN 53 4.5 Precautions Pert aining to the Installatio n of Air Conditioners (3) Humidifiers used with unde rfloor-ventilati on air conditioners Certain types of underfloor -v entilation air conditioners ha ve a boiling humidifier and a draft fan installed at adjacent locations such that drops of boiling water from the humidifier can ente[...]

  • Pagina 72

    54 C120-H007-05EN CHAPTER 4 Air Conditioning 4.5.3 Inst alling temperature/humidity sensors T emperature/humidity sensors us ed to regulate the temperat ure and humidity of an air conditioner are installed at diff erent posit ions according to th e ventilation method. (1) Location of temperature/humidity sensors for a room air conditioner Location [...]

  • Pagina 73

    C120-H007-05EN 55 4.5 Precautions Pert aining to the Installatio n of Air Conditioners 4.5.5 Preventing dew condensati on in underfloor ventilation In underfloor ventilation, provisions should be made to prevent dew condensation inside and outside of devices installed in the computer room as they are exposed to direct drafts of cold air from the ai[...]

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    56 C120-H007-05EN CHAPTER 4 Air Conditioning 2 When temperature reaches the tar get range, turn on the server system. The humidifier may operate after the room temperature reaches a stable state. (3) Example of stopping humidifier upon st arti ng up of the server system In underfloor ventilation, if heat dissipation from server system during startu[...]

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    C120-H007-05EN 57 4.5 Precautions Pert aining to the Installatio n of Air Conditioners 4.5.7 Inst alling a backup unit It is recommended that the air conditioner be backed up. W ithout a backup unit, if the air conditioner fails, the resultant rise in the computer room temperature would demand a shutdown of the server system to correct the failure.[...]

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    C120-H007-05EN 59 CHAPTER 5 Electromagnetic Environment and S t atic Electricity 1 This chapter explains the electromagnetic environment conditions and electrostatic effects relevant to server systems. 5.1 Magnetic Fields CR T displays could be influenced by the magnetic fields generated by nearby power transformers, electric wires car rying lar ge[...]

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    60 C120-H007-05EN CHAPTER 5 Electromagnetic Envir onment and S tatic Electricity 5.1.2 Sources of magnetic fi elds and fault symptoms T a ble 5.1 lists the possible sources of magneti c fields and the associated display screen faults. T able 5.1 Sources of magnetic fields and fault symptoms (1/2) Magnetic field component Source of magnetic field Fa[...]

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    C120-H007-05EN 61 5.1 Magnetic Fields 5.1.3 Magnetic field control Displays may require the following actions to control nearby magnetic fields in excess of their allowable magnetic field intensitie s: (1) Sep arating the display Keep the display farther away from sources of magnetic fields. Magnetic fields will be lessened in a range between the v[...]

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    62 C120-H007-05EN CHAPTER 5 Electromagnetic Envir onment and S tatic Electricity 5.2 Electric Fields This section describes electric fields. 5.2.1 Allowable electric field intensities for server systems Each equipment has an allowable electric fi eld intensity of 3 V/ m, where 1 V/m is 120 dB/ μ V. An electric field intensity of 1 V/m is a typical[...]

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    C120-H007-05EN 63 5.3 S t atic Electricity 5.3 S t atic Electricity Static electricity may be char ged a nd kept in a person's body by the following conditions. z Through friction between shoe s and floor as a result of his or her walking. z Through friction between clothes and body . z Also, carts may be charged as a result of their movement.[...]

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    C120-H007-05EN 65 CHAPTER 6 Power Supply Facilities 1 This chapter deals with input power requirements, power supply facilities, uninterruptible power suppl ies (UPS), grounding, distribut ion panels, distribution lines, and the share of respons ibility for construction work. Operational stability of a server system requires a good-quality power su[...]

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    66 C120-H007-05EN CHAPTER 6 Power Supply Facilities 6.1.2 Calculating the power required For the purpose of selecting the kind of power supply facilities requi red, calculate the total power requirement of every unit in the system by consulting the relevant Installation Planning Manual. 6.1.3 Calculating the rush current The rush current calculatio[...]

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    C120-H007-05EN 67 6.2 Power Supply Facilities 6.2 Power Supply Facilities Select power supply facilities after consid ering the input power requirements of the server system (see Section 6.1 ), the availability of a power source at the installation site, and the operational importa nce of the server system. 6.2.1 Kinds and uses of power supply faci[...]

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    68 C120-H007-05EN CHAPTER 6 Power Supply Facilities (1) Reduction in leakage current Computers are equipped with a line filter in their power input terminals to absorb both external and internal electric noise . If a common commercial power source is connected to a computer , leakage current will flow to the grounding cable of the computer . In a s[...]

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    C120-H007-05EN 69 6.2 Power Supply Facilities 6.2.2 Selecting power supply facilities Select power supply facilities to suit the av ailable power source at the installation site, and the operational importan ce of the server system. (1) Systems that cannot to lerate service disruption a) Power failure-free system Use of a UPS is mandatory fo r serv[...]

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    70 C120-H007-05EN CHAPTER 6 Power Supply Facilities (2) Systems that can to lerate a service disruption If a server system can tolerate a servic e disruption caused by power interruption or voltage variation, install a transformer dedi cated to that system, isolated from the secondary terminals if the system runs at 200 V or grounde d to a neutral [...]

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    C120-H007-05EN 71 6.2 Power Supply Facilities b) T ransformers dedicated to 400 V server systems T able 6.4 describes the types of high-to-low-voltage transformers that can be dedicated to 400 V server systems and thos e that can be shared with other power supplies. T a ble 6.4 T ransformers dedi cated to 400 V s erv er systems Case T ransformer de[...]

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    72 C120-H007-05EN CHAPTER 6 Power Supply Facilities 6.3 UPS Requirement s An Uninterruptible Power Supply system (UPS) supplies power to server systems constantly under power failures even in a huge magnitude of power failures. Instantaneous voltage drop of commercial power generally occur by thunder . The chance of occurrence of instantaneous volt[...]

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    C120-H007-05EN 73 6.3 UPS Requirements (1) UPS load specifications Some server systems adopt condenser-input type rectifie r circuit (commutating load) as shown in Figure 6.3 . Figure 6.3 Commutat ing load circuit Rectifier of this type turns the current wave form of a server system into a distorted waveform containing harmoni cs. The amplified cre[...]

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    74 C120-H007-05EN CHAPTER 6 Power Supply Facilities (3) UPS terminating requirement s UPS terminates wh en incorrect current is l o aded (overload). When such circumstance is made, the output cuto f f circuit (which prev ents distribution of current exceeding the specification) activates to drop voltage , and the UPS stops. Some components may gene[...]

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    C120-H007-05EN 75 6.3 UPS Requirements (7) Requirements for power interruption The following specifications must be checked for selection of a UPS. z Most of UPS cannot be started up under circumstance of power interruption. If such startup is required, request th e UPS manufacturer for modification. z When part of system components are connected t[...]

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    76 C120-H007-05EN CHAPTER 6 Power Supply Facilities (10)Power rating (for printer connection) If a printer is connected to a UPS, se lecting a UPS whose power capacitance is sufficient to connect a printer is ne eded, by taking account of the following precautions. z Input voltage variation of a prin ter depends on the printing mode. z Some laser p[...]

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    C120-H007-05EN 77 6.4 Grounding 6.4.1 Grounding equipment in the computer room For grounding equipment, connect a protect ive grounding conductor to the dedicated grounding electrode. Figure 6.4 Method of grounding equipment If possible, do not connect an equipment cab inet to the ground built into the floor of the computer room (such as a mesh gro[...]

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    78 C120-H007-05EN CHAPTER 6 Power Supply Facilities (2) Grounding in the buildings co nforming with the IEC standards. In the installation of server systems to the buildings based on the equal potential bonding principal of the IEC standards, th e server systems mu st be grounded using grounding facility shared with other facilities. Because the gr[...]

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    C120-H007-05EN 79 6.4 Grounding 6.4.2 Grounding other equipment T a ble 6.6 summarizes the requirements for other equipment gr ounding facilities. T able 6.6 Requirements for othe r equipment grounding facilities Item Requirements Grounding electrode • A dedicated grounding elec trode for other equipment is rec ommended. If a dedicated ground ing[...]

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    80 C120-H007-05EN CHAPTER 6 Power Supply Facilities 6.4.3 Grounding LAN devices Grounding LAN devices which share the sa me signal ground to the same grounding system and those which have different signal ground to different grounding systems. The method for grounding LAN devices, de tails of the separation of the LAN transmission line signal groun[...]

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    C120-H007-05EN 81 6.4 Grounding Figure 6.5 T ypical 100 Base-T connection 6.4.4 Grounding-plate method In shared ground facilities complying wi th the International Electrotechnical Commission (IEC) standards, noise generate d by other electronic fa cilities such as electronic devices, air conditi oning facilities and elevators may penetrate the se[...]

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    82 C120-H007-05EN CHAPTER 6 Power Supply Facilities Figure 6.6 Grounding-plate method[...]

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    C120-H007-05EN 83 6.5 Distribution Panels 6.5 Distribution Panels This section describe s distribution panels. 6.5.1 Distribution p anel location (1) Computer room distribution p anel A distribution panel must be in stalled in the computer room to distribute power to the server system components. (2) Location The distribution panel must be located [...]

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    84 C120-H007-05EN CHAPTER 6 Power Supply Facilities 6.5.3 Distribution p anel structure A distribution panel uses an output terminal strip to connect a power cable to each device. Figure 6.7 and Figure 6.8 show typical distribut ion panel setups having output terminal boards. Figure 6.7 Distributi on panel (free-st anding) Figure 6.8 Distributi on [...]

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    C120-H007-05EN 85 6.5 Distribution Panels (2) Distribution panel front plate The front plate must be removable to allow for cable connection to the output terminal boards. (3) Connected device marking A card holder is provided near each breaker to indicate the name of the associated device. (4) Output terminal boards requirement s The following lis[...]

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    86 C120-H007-05EN CHAPTER 6 Power Supply Facilities Round crimp terminal dime nsions L, W , and d φ are shown in Figure 6.9 . Figure 6.9 Round crimp terminal dimensions (5) Sp ace around output terminal boards The space around output terminal boards must meet the requirements illustrated in Figure 6.10 . Figure 6.10 S pace aro und output terminal [...]

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    C120-H007-05EN 87 6.6 Distribution Lines (6) Grounding connection within a distribution p anel Figure 6.1 1 shows grounding connections wi thin a distribution panel. Figure 6.1 1 Groundi ng connections within a distribution panel 6.6 Distribution Lines The construction of distribution lines require s consideration of induced noise control and volta[...]

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    88 C120-H007-05EN CHAPTER 6 Power Supply Facilities 6.7 Share of Responsibility for Construction in a Computer Room The share of responsibility for construction are : z Fujitsu will install wiring from the output terminal block in the distribution panel to individual devices in the same room as a standard construction. The construction of all other[...]

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    C120-H007-05EN 89 6.8 Distribution Line Insulation T esting 6.8 Distribution Line Insulation T esting This section specifies the test voltage fo r distribution line insulation testing and explains the points to watch when perf orming phase and grounding cable insulation tests and interphase insulation tests. 6.8.1 T est volt age Use an applied test[...]

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    90 C120-H007-05EN CHAPTER 6 Power Supply Facilities (2) Interphase insulation t est from the distributio n panel to a directly connected device An interphase insulation test may not be performed on a power cable that directly connects a device to the distribution panel. If interphase insulation testing of a direct power cable is required, disconnec[...]

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    C120-H007-05EN 91 CHAPTER 7 Protection Against Lightning 1 If a low-voltage distribution ca ble that feeds power directly to devices or an interface cable is to be laid outdoors, safeguards are needed to protect against possible destruction caused by lightning surges. If a device is damaged by a lightning, the direct cause is a su r ge (abnormal vo[...]

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    92 C120-H007-05EN CHAPTER 7 Protection Against Lightning 7.1 Protection of AC Line The surge protection level of SP ARC En terprise and PRIMEQUEST power supply facility complies to the International Electrotechnical Commi ssion (IEC) standard. Therefore, special protective action agains t typical multitude of lightning is not required. However , de[...]

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    C120-H007-05EN 93 7.1 Protection of AC Line (2) Inst all a surge absorber in each terminal outlet Figure 7.1 shows the sur g e absorber connected to commercial power outlet. This type is dedicated to single terminal. Applicable for all components using commercial power outlet. Figure 7.1 Surge absorber (power outlet connected type) (3) Inst all a s[...]

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    94 C120-H007-05EN CHAPTER 7 Protection Against Lightning 7.2 Protection of Signal Lines (1) External modem is in use When modems are installed, da mage to inte rnal circuitry components in the modems could result from indirect st rike surges. Hence, it is recommended to install the appropriate surge absorber . Some modems are equipped with surge ab[...]

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    C120-H007-05EN 95 CHAPTER 8 Security Actions 1 W ith more sophisticated and extensive use of servers, concern over the security of server systems has become increasingly im portant. In an online application, for example, a disruption of the central system would degrade or shut down the functionality of the terminals, which coul d have social or eco[...]

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    96 C120-H007-05EN CHAPTER 8 Security Actions 2 If a disaster occurs, services are clos ed down, but can be resumed immediately when the disaster is over . Services are closed down temporarily to prot ect against errors or malfunctions that might arise from continuing to run the serv er system for the dura tion of the disaster , or from problems in [...]

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    C120-H007-05EN 97 8.2 Details 8.1.3 Kinds of disasters Different kinds of disasters require dif ferent security actions suited to their causes and characteristics. z Fires Negligence, leaks, catching fi re from flare, arson, etc. z Earthquakes Overturns, falls, movement, breakage, etc. z W ater damage Floods, rainwater leaks, supply/drainage pi pe [...]

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    98 C120-H007-05EN CHAPTER 8 Security Actions It is also important to train and prepare staff to fight fires before they become too serious. While the Fire Services Law and other releva nt regulations dictat e that certain fire- fighting equipment be available, this equipment is not nece ssarily adequate for server system security . The installation[...]

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    C120-H007-05EN 99 8.2 Details (2) Kinds of fire extinguishing agent s Ideally , any fire extinguishing agents to be used in the computer room and the data storage room should not contaminate the equi pment or storage medi a, be harmless to the human body , and be e nvironmentally friendly . T a ble 8.1 lists fire extinguishing agents and their char[...]

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    100 C120-H007-05EN CHAPTER 8 Security Actions b) F ixed fire extinguishing equipment Fixed fire extinguishing equipment incl udes sprinklers and carbon dioxide fire extinguishing equipment. A sprinkler , normally tripped on detecting heat , is not suitable for extinguishing fires in their early stages, but can be useful as a last resort fo r puttin[...]

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    C120-H007-05EN 101 8.2 Details (5) Other considerations for fire prevention Other major considerations for fire prevention are: z Risks of fires spreading from neighboring buildings z Fire resistance of the build ing z Fire resistance of the computer room and the data storage room z Fire prevention facili ties at openings, such as windows and doors[...]

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    102 C120-H007-05EN CHAPTER 8 Security Actions Common buildings are designed pursuant to the Building Standards Law and other relevant laws. This should ke ep a building free from critic al damage even in a huge earthquake. (When the seismic intensity scale is about 5) Server systems are designed to withstan d a horizontal seismi c intensity of 2.5m[...]

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    C120-H007-05EN 103 8.2 Details (3) W ater leaking from supply/drainage pipes If a new building is to be built, avoid the construction of supply/drainage pipes around the computer room and the data storage room or limit such construction to a minimum. If piping cannot be rerouted in an existing build ing, install a stop valve at a point just before [...]

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    104 C120-H007-05EN CHAPTER 8 Security Actions 8.2.4 Burglary Disasters caused by malicious acts, such as subversive activities, burglary , and obstructive activities, requi re protection, because these acts are entirely unpredictable. (1) Environmental maintenance T o keep unauthorized personnel away from the building or the computer room, ideally [...]

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    C120-H007-05EN 105 8.2 Details (4) Monitor cameras Install monitor cameras in an inconspicuous manner at the entrances to the building, the computer room, etc. for monitoring in the guard room or a monitoring center . (5) Automatic burglar alarms Install automatic burglar alarms at emer ge ncy exits or equipment delivery doors that are not in daily[...]

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    106 C120-H007-05EN CHAPTER 8 Security Actions 8.3 Maintenance and Manageme nt of Disaster Control Facilities Long-term maintenance and management of disaster control facilities are essential to putting them to use in emergencies. Poorly mainta ined and mana ged disaster control facilities have been ineffective in numerous instances in the past, lea[...]

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    C120-H007-05EN 107 Appendix A Conversion Information B z Units of Measure Conversion z Fraction to Decimal Equivalence A.1 Unit s of Measure Conversion T o use the table below , find the original uni t in the first column, the new unit in the second column, then multiply the original value by the number in the third column. Note1: V olts is the pha[...]

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    108 C120-H007-05EN Appendix A Conversion Information A.2 Fraction to Decimal Equivalence The table below provides a quick refere nce of fractional d ecimal equivalent conversions. T able A.2 Fractions to dec imal-equivalent conversion Fraction Decimal Equiva lent 1/16 0.06 1/8 0.12 3/16 0.19 1/4 0.25 5/16 0.31 3/8 0.38 7/16 0.44 1/2 0.50 9/16 0.56 [...]

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    C120-H007-05EN 109 Acronyms & Abbreviations A AUI Attachment Unit Interface A V R Automatic V oltage Regulator C CPU Central Proces sing Unit F FDDI Fibre Distributed Data Interface FSL Flexible System Link I IEC International Electrotechnical Commission L LAN Local Area Networ k P PCI Peripheral Component Interconnect R RCI Remote Ca binet Int[...]

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    C120-H007-05EN 111 Index A AC line for surge attack . . . . . . . . . . . . . . . 92 access management . . . . . . . . . . . . . . . . . . . . 104 route . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 acoustic noise . . . . . . . . . . . . . . . . . . . . . . 28 air circulation . . . . . . . . . . . . . . . . . . . . . . . 29 air condition[...]

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    11 2 C120-H007-05EN Index equipment template . . . . . . . . . . . . . . . . . . . . . . . . . 25 escape facility . . . . . . . . . . . . . . . . . . . . . . 100 escape passage . . . . . . . . . . . . . . . . . . . . 100 F facility control panel . . . . . . . . . . . . . . . . . . 31 fire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11[...]

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    C120-H007-05EN 11 3 Index for air conditioner . . . . . . . . . . . . . . . . . . 31 for computer equipment . . . . . . . . . . . . 30 preventing dew condensation in underfloor ventilation . . . . . . . . . . . . . . . . . . . . . . . 55 freezing of cooling water . . . . . . . . . . . . 57 water leak and installing detector . . . . . 56 prevention [...]

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    Reader ’ s Comment Form W e would appreciate your comments and su ggestions for improving this publication. Yo u r Comments: Please evaluate the overall quality of this manual by chec king ( ) the appropriate boxes . All comments and suggestions become the property of Fujitsu Limited. Date:___________ ___________ ___________ Y our Name:__________[...]

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    FOLD AND T APE FOLD AND T APE BUSINESS REPLY MAIL FIRST -CLASS MAIL PERMIT NO 741 SUNNYV ALE CA NO POST AGE NECESSAR Y IF MAILED IN THE UNITED ST A TE S POST AGE WILL BE P AID BY ADDRESSEE FUJITSU AMERICA, INC A TTENTION ENGINEERING SUPPOR T M/S 249 1250 EAST ARQUES A VENUE SUNNYV ALE CA 94085-5401[...]

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