American Power ConversionメーカーMX28B-PDFの使用説明書/サービス説明書
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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.
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.
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 ................................
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.
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.
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.
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.
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.
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.
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.
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).
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 .
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.
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.
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.
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