Emerson Figure i manual

Precision Cooling For Business -Critic al C ontinuity™ Li eber t P r op Fa n Con den s in g U n it ™ Install atio n, Ope ration an d Maint e nanc e M anual - 50 & 60Hz[...]

Figure i Model number nomenclature Prop Fan Conden sing Unit with Hot-Gas Bypass 0 = St andard Noise Level Z =Quiet-Lin e Nominal Capacity 1000 BTU/Hr P = 208/230-1ph-60Hz Y = 208/230-3ph-60Hz A = 460-3ph-60Hz B = 575-3ph-60Hz S = 220-1ph-50Hz N = 200/230-3ph-50H z M = 380/415-3ph-50Hz R-407C Refrigerant — = St andard Coil C = Coated Co il PFH 0 [...]

i T ABLE OF CONTENTS 1.0 P RODUCT D ESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1 Prop Fan Condensing Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1.1 Base System 95°F (3 5°C) Ambient Mod els . . . . . . . [...]

ii FIGURES Figure i Model number nomenclature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Inside Front Cover Figure 1 Dimensions, horizontal air discharge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Figure 2 Dimensions, top air discharge . . . . . . . . . . [...]

Product De scription 1 1.0 P RODUCT D ESCRIPTION 1.1 Prop Fan Condensing Unit s Liebert propeller f an condensing units are available in a range of si zes and configurations to offer flexibility in designing a precisi on environmental co ntrol system. The appropri ate propeller fan con- densing unit pa ired with a corresponding Liebert fan coil ev [...]

Installation 2 2.0 I NST ALLATION Read this entire instal lation section before starti ng installation. This section details dimensional, electrical and pipi ng information and specifications that a ffect the placement of the PFH unit in rela- tion the connected evaporator unit, ot her outside units, barriers and walls. Be particularly mindful of s[...]

Installation 3 2.3 Dimensional Dat a Figure 1 Dimensions, ho rizont al air discharge T able 1 Cabinet and floor planning dat a, horizont al air discharge Model Numbers Dimensional Data, in . (mm) Net Weight lb. (kg) 60Hz 50Hz A B C PFH014A-L PFH013A-L 40 (1016) 23-1/2 (597 ) 18 (457) 200 (91) PFH020A-L PFH019A-L PFH027A-L PFH026A-L PFH027A-H PFH026[...]

Installation 4 Figure 2 Dimensions, top air discharge T able 2 Electrical and piping conn ections, top air discharge Model Numbers Dimensional Data in. (mm) Module Net Weight lb. (kg) . 6 0 H z 5 0 H z ABCD PFH067A-H PFH066A-H 53 (1343) 36-1/4 (9 18) 38-1/2 (97 8) 5-1/2 (140) 488 (222) PFHZ67A-L PFHZ66A-L PFH096A-L PFH095A-L 570 (259) Guard Hei ght[...]

Installation 5 Figure 3 Dimensional dat a, 277V step-down tra nsformer DPN000647 REV . 0 Notes: 1. 1D18214P1 = Acme catalog no. T -1-37921 for all small systems except 3-ton Liebert DataMate with integral condenser . 2. 1D18214P2 = Acme catalog no. T -1-37922 for 3-ton Liebert DataMate with integral condenser . 3. Epoxy coated. Suitable for indoor/[...]

Installation 6 2.4 Piping and Electrical Connections Figure 4 Piping and electrical connections, horizont al discharge T able 3 Electrical and piping conn ections, horizont al air discharge Model Numbers Electrical Connections, in (mm) Piping Connections, in. (mm) 60Hz 50Hz A B C D E F G PFH014A-L PFH013A-L 2-1/4 (57) 5-1/4 (133) 7-3/4 (197) 8-3/4 [...]

Installation 7 Figure 5 Piping and electrical connections, top air dis charge T able 4 Piping and electrical connections, top air discha rge Model Numbers Electrical Connections in. (mm) Piping Conn ections in. (mm) 60Hz 50Hz A B C D E F G PFH067A- H PFH066A-H 2 (51) 6 (152) 8-1/2 (216) 4-3/4 (121) 7-3/4 (197) 8-1/2 (216) — PFHZ67A- L PFHZ66A-L ?[...]

Installation 8 Figure 6 General piping arrangement Pre ssu re Balanc ing Va l v e DPN 000129 REV 1 Condenser Coil High P ressure Switc h Compressor * Hot Gas Bypas s Solenoid V alv e Hot Ga s Bypass Control V alve 3 - W ay Head Pre ssur e Control V alve Check V alve Liquid Injecti on V a lve Bulb Pressure Rel ief V alve Sigh t Glass Liebert Lee- T [...]

Installation 9 Figure 7 Electrical field connectio ns, 1- to 5-ton unit s Horizonta l Air Discha rge Models DPN000134 Rev . 1 Field-supplied uni t disconnect sw itch Singl e- or three-phase electric service not provi ded by Liebert Factory-wired to components on electric panel Heat rejection c onnection. Field-supplied 24V NEC Class 2 wiri ng. Wire[...]

Installation 10 Figure 8 Electrical field connectio ns, 8-ton unit s Factory-wired to components on electric panel DPN0001 35 Rev . 1 Electric ser vice connection to c ontactor or terminal block Single- or three-phase el ectric service not provided by Liebert High-voltage electric power supply entrance Low-voltage electri c power supply entrance Ea[...]

Installation 11 Figure 9 Single-phase, 1-3 ton model schematic, typica l 3 2 4 1 C1 HG 1 BR W BL 1 4 2 3 BK BK R R R LL SV BK BK R 'FM' FA N MOTOR 2C1 1C1 R BK RHTR BK BK R R R BK BR Y Optional on Selected Units Supplied on 1-T on PFC Models Only BR C R S COMP 1 5 2 PR BDR C CSR A B Y Conductors Field -Supplied (See Note 5) HGBP Signal Ou[...]

Installation 12 Figure 10 Three-phase, 3- 5 ton model schematic, typic al 3 2 4 1 L1 L2 L3 27 27,29,30 HP1 C1 HG 1 W BL BR 1 4 2 3 BK CH TR BR BR R BK HP2 R BK RHTR1 RHTR2 HG 1 HG SV LLSV1 BR R OR T3 T2 T1 COMP R BK Y CAP 2 BR 1C 1 2C 1 3C 1 BR BR F1 F2 TX 1 BK BK Conductors Fiel d-Supplied (See Note 5) HGBP Signal Output Connecti on EV APORA TOR U[...]

Installation 13 Figure 1 1 Three-phase, 8 t on model schematic, typical 3 2 10 9 4 1 7 6 8 5 6 L1 L2 L3 See Note 6 See Note 8 See Note 7 See Note 7 See Note 8 See Note 8 See Note 1 See Note 6 C1 Aux. C2 Aux. HP1 MF C1 C2 BK HP2 W BL BR R BR R W BL R BR 5 8 7 1 4 9 10 2 3 BK BR BR R BK HP3 R BK BK RHTR1 RHTR2 HP4 1C1 2C1 3C1 HG1 HGSV1 LLSV1 BR BR BR[...]

Installation 14 2.5 Piping Considerations The Liebert Mini-Mate2, Liebert Da taMate and the 3-ton Li ebert Chall enger 3000 split system uni ts are designed with quick-connect fi ttings and are fa ctory -charged to proper re frigerant levels. Thi s permits connecting units withou t brazing inside critical spaces. These sp lit systems require two re[...]

Installation 15 Figure 12 Refrigerant p iping diagram T able 5 Pipe length and condenser elev ation relative to evaporator Nominal System Size Tons Max. Equiv. Pipe Leng th ft. (m) Maximum PFH Level Above Evaporator, ft. (m) Maximum PFH Level Below Evaporator, ft. (m) 1 or 1.5 50 (15) 40 (12) 15 (4.6) 2 100 (30) 40 (12) 15 (4.6) 3, 3.5, 5 or 8 150 [...]

Installation 16 2.5.2 Pre-Charged Line Set s Liebert pre-char ged line sets are available in 15 ft (4.5m) and 30 ft (9m) lengths (see Table 7 ). NOTICE Risk of improper handling and installation of pre-charged lin es. Can cause kinks and similar damage to lines. Care must be taken to prevent kinking the pre-charged lines for 1-ton and 3.5-ton units[...]

Installation 17 T able 8 Liebert PFH unit charge leve ls and coupling size Model Numbers R -407C Charge Coupling Size 60 Hz 50 Hz lb-oz (kg) Liquid Suction 95°F (35°C) Standard Sound PFH014A-_L7 PFH013A-_ L7 8-6 (3.8) #6 #11 PFH020A-_L7 PFH019A-_ L7 PFH027A-_L7 PFH026A-_ L7 PFH037A-_L7 PFH036A-_ L7 13-5 (6.04) #6 #11 PFH042A-_L7 PFH041A-_ L7 PFH0[...]

Installation 18 2.5.4 Inst allation of Piping to Units Use caution when connecting the qu ick-connect fittings. Read through t he following steps before mak- ing the connections. 1. Remo ve protector caps and plu gs. 2. Carefu lly wipe coupling se ats and th readed surfaces with a clean cloth. 3. Lubri cate the male diaph ragm and synthetic rub ber[...]

Installation 19 Remove Existing Condensing Unit 1. Recover refrigerant in sy stem using proper refr igeration practi ces. 2. Oil removal: The majority of th e oil will be in the old condensi ng unit (compressor, condenser and receiver), which will be replaced w ith the new unit. 3. Remo ve high-voltage and low-voltage wiri ng. 4. Cut the line set b[...]

Installation 20 2.5.6 General System Charge Requirement s Liebert split system units are designed wi th quick-connect fittings and are factory -charged to proper levels. Due to the w ide range of operating ambients and sensitiv it y of the system components to charge level, the system charge must be maintained at recommended levels. If there is any[...]

Installation 21 2.6 Electrical Connections Each unit is shipped from the factory with all inte rnal wiring completed. A ll power, control wiring and ground connections must be made in accordance with the National Elect rical Code and local codes. Refer to equipment nameplat e regarding wire size and circuit protection requirements. Refer to Figures[...]

Installation 22 2.7 Electrical Dat a T able 16 Electrical dat a—St andard sound and ambient models (95°F/35°C) 60Hz Model # Nominal Capacity Tons * Electrical Characteristic Input Voltage- Phase 208/230-1 208/230-3 46 0-3 575-3 14 1 FLA 8.4 — — — WSA 10.2 — — — OPD 15 — — — 20 1.5 FLA 12.1 — — — WSA 14.8 — — — OPD [...]

Installation 23 T able 18 Electrical dat a—Quiet-Line models (95°F/35°C) 60Hz Model # Nominal Capacity Tons * Electrical Characteristic Input Voltage-Phase 208/230-1 208/230-3 46 0-3 575-3 27 2 FLA 13.0 — — — WSA 16.0 — — — OPD 25 — — — 37 3 FLA 18.8 12.3 6.4 5.2 WSA 23.3 15.2 7.8 6.4 OPD 40 25 15 1 5 42 3.5 FLA — 14.8 6.9 5[...]

Installation 24 2.8 Checklist for Completed Inst allation ___ 1. All items unpacked and checked. ___ 2. Proper clearances for service access maintained around equipment. ___ 3. Equi pment is level and mounting fa steners are tight. ___ 4. Pi ping completed to refrigerant loop. ___ 5. All piping connections are tight. ___ 6. Piping routed to prev en[...]

Operation 25 3.0 O PERATION 3.1 Compressor The scroll compressor is equipped with a band type crankcase heater to resist liquid refrigerant migration into the compressor during the Off cycle. The t hree-phase sc roll compressor requires proper phasing to ensure correct motor rotation. The comp onent connections have be en phase synchronized at the [...]

Operation 26 3.4 Hot Gas Byp ass 3.4.1 Operation When applying hot gas bypa ss with split system condensi ng units, bypassing discharge gas to the compressor suction line offers more flexibility than conventional hot gas bypass to the evaporator unit. The hot gas bypass valve is installed between th e compressor discharge piping and sucti on piping[...]

Operation 27 Figure 13 Hot gas byp ass diagram[...]

Maintenance 28 4.0 M AINTENANCE 4.1 General Access the condensing unit by removing the unit hous ing panel. Clean the air cooled condenser coil of all debris th at will inhibit airflo w. This can be do ne with compressed air or with a commercial coil cleaner. Check for bent or damage d coil fins and repair as necessary . During winter, do not permi[...]

Maintenance 29 4.3 Compressor Replacement Replacement compressors are available f rom Emerson. They wi ll be shipped in a permanent crate to the job site as required by the service contractor. Upon shipping a replacement compresso r, the service contractor will be billed in full for t he compres- sor. Credit for warranty replacement compressors wi [...]

Maintenance 30 4.4 Field Charge V erification An integral sightglass is provid ed with the receiver to assist in field charge verif ication. During charge verification set the contro l temperature down to keep the sy stem running. If the system is equipped with hot gas bypass, de-energ ize it by re moving power from the hot gas solenoid val ve coil[...]

Trou bleshoot ing 31 5.0 T ROUBLESHOOTING T able 23 T roubleshooting Problem Cause Remedy Unit will not start No power to unit Check voltage at input terminal block. Compressor contactor not pullin g in Check for 24VAC ±2VAC at con trol connections 1 & 2. If no voltage, check control setting requires cooling. If there is voltage, lockout relay[...]

Ensuring The Hi gh A vai lab ilit y Of Mission-Critic al Dat a And Appli catio ns. Emerson Net work P ower , the global leader in enabling business-critical continuity , ensures network re siliency and adaptabilit y through a family of technologies—inc luding Liebert power and cooling technologies—that prot ect and suppor t business-critical sy[...]