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American Power Conversion MX28B-PDF manual

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Table of contents for the manual

  • Page 1

    APC DC Network Solutions Inc. 11035 Swi tzer Avenue Dallas, TX 75238 800-800-4APC PART NUMBER 990-9132 PRODUCT MA NUA L MX28B-PDF POWER DISTRIBUTION FRAME[...]

  • Page 2

    MX2 8B-PDF Pr oduct Ma nual Rev ision A 2 APC REVISION HISTORY Revision Dat e By Description A 26 Jan 2001 JNF Initial rel ease[...]

  • Page 3

    Rev ision A MX2 8B-PDF Pr oduct Ma nual APC 3 TA BLE OF CONTENTS 1. GENERAL INFORM A TION ............................................................................................................. 4 1.1 Introduction ............................................................................................................... ............... 4 1[...]

  • Page 4

    MX2 8B-PDF Pr oduct Ma nual Rev ision A 4 APC 1. GENERA L INFORMA TION 1.1. INTRODUCTION The MX28B Power Distribution Fr am es ( PDF) f rom APC DC Net work Solutions Inc. possesses unique f eatures that m ak e them easy to inst all, m aint ain and upgrade. Sales support f or purchases, pr oposals, af ter- sales support, et c. is provided by APC DC [...]

  • Page 5

    Rev ision A MX2 8B-PDF Pr oduct Ma nual APC 5 Please be sure that all it em s are accounted f or, including t he number of pallets and the quantit y of accessory and/or component boxes. Also not e any visible ex ternal damage that may have occurred during tr ansit. If dam ag e has occurred, or t he q uantity of it em s is not correct: • = Make a [...]

  • Page 6

    MX2 8B-PDF Pr oduct Ma nual Rev ision A 6 APC 2. SYSTEM OVERVIEW A ND TECHNICA L DES CRIPTION 2.1 GENERA L SYSTEM OVERVIEW The Power Distribut ion Fr am e (PDF) provides f or dist ribution of –48 VDC power thr ough circuit breaker s. T he PDF consists of a r ack with three power distribution cabinets. Each cabinet can hold up to 48 circuit br eak[...]

  • Page 7

    Rev ision A MX2 8B-PDF Pr oduct Ma nual APC 7 2.2.1 Input –48 VDC Bus All six busses can be isolated, or tied tog ether with splice plates depending on cust om er desires . Figure 2-2 Bus Bars 2.2.2 Circuit Breaker Tiers Each circuit break er tier pr ovides positions f or mount ing 24 plug-in circuit breaker s. Each t ier bus is connected to the [...]

  • Page 8

    MX2 8B-PDF Pr oduct Ma nual Rev ision A 8 APC BREA KER RAT ING PA RT NUM BER BREA KER RAT ING PART NUMBER 1 A FFA-0014 20 A FFA-0018 3 A FFA-0015 30 A FFA-0019 5 A FFA-0016 40 A FFA-0020 10 A FFA-0017 50 A FFA-0025 15 A FFA-0028 Table2.1 Plu g-in Circuit Breakers 60A 70A 80A 100A #10 stud 5/8” centers FFA-0021-1 FFA- 0022-1 FFA- 0023-1 FFA-0024-1[...]

  • Page 9

    Rev ision A MX2 8B-PDF Pr oduct Ma nual APC 9 2.3.2 A larm Relay There is an alar m r elay, K- 1 locat ed on t he center of the meter panel t hat energizes if any circuit breaker t r ips within the PDF. Form C contact s fr om t his r elay are available vi a connector J-9 located at the cent er of t he circuit board. I f the PDF is being powered by [...]

  • Page 10

    MX2 8B-PDF Pr oduct Ma nual Rev ision A 10 APC 3. INSTA LLATION PROCEDURES 3.1 PREPA RA TION 3.1.1 Recommended Tools Tools req uired f or inst allation: • = Standard selection of customary insulated hand tools used by qualif ied t echnicians. • = An appropriate dr ill t o dr ill holes in the f loor t o anchor the plant. • = A crimping device [...]

  • Page 11

    Rev ision A MX2 8B-PDF Pr oduct Ma nual APC 11 3.1.6 Mounting The box fr ame housing is self -supporting , but designed to be bolted to the floor of the housing structur e. The f igure below shows the footprint of the box f rame and the mount ing points with dimensions ( shown in inches). Consult t he system design specif ications to see if it is n[...]

  • Page 12

    MX2 8B-PDF Pr oduct Ma nual Rev ision A 12 APC With splice plates wi thout splice plates Figure 3-2 Bus Bars 3.4 CIRCUIT BREA KER INSTA LLA TION Use diagonal cutt ers to cut t he metal web of t he breaker panel “ knock- outs” at t he desired breaker locations . Note: Plug-i n Breakers (60 A – 100A) require two m ounting posi tions and a break[...]

  • Page 13

    Rev ision A MX2 8B-PDF Pr oduct Ma nual APC 13 Figure 3-3: Installation o f Circuit Breakers 3.5 LOA D CONNECTIONS Connection for –48VDC loads are made f r om standard size #10-32 two-hole lug s on 5/ 8” centers located directly next to t he cor r esponding circuit br eak er. T he load r et urns connect to t he –48VDC load return bus locat ed[...]

  • Page 14

    MX2 8B-PDF Pr oduct Ma nual Rev ision A 14 APC 4. CUSTOMER SERV ICE A ND SUPPORT APC DC Network Solutions I nc. manuf actures the MX28B line of Power Plants and provides customers with complete pr oduct and systems support and service. APC DC Network Solutions Inc. has a network of fact ory trained service technicians. T he service organization is [...]

  • Page 15

    Rev ision A MX2 8B-PDF Pr oduct Ma nual APC 15 5.3 WA RRA NTY REPA IR OR REPLA CEMENT If , during t he warranty period, the supplied eq uipment is physically or electrically unsound due to defect ive materials or workmanship on the part of APC DC Network Solut ions Inc., t he defective product or component (s) will be r epaired or replaced at t he [...]