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MX28B1200/2400 MX28B1200/4800 –48 VDC User’s Manual Page iv
6.3. COMMAND AND MONITORING PROTOCOL .........................................................................54
7 PREVENTIVE MAINTENANCE............................................................................................55
7.1. EQUIPMENT ...................................................................................................................55
7.2. INSPECTION ...................................................................................................................55
Environmental Inspection .....................................................................................................55
System Visual and Safety Inspection....................................................................................55
Battery Visual and Safety Inspection ....................................................................................56
7.3. TEST .............................................................................................................................56
System Voltage Test.............................................................................................................56
Rectifier Current Test............................................................................................................56
Rectifier Current Share Test .................................................................................................57
System Current Test.............................................................................................................57
Rectifier Alarm Test ..............................................................................................................57
System Temperature Test ....................................................................................................57
Battery Current Test .............................................................................................................57
Battery Temperature Test.....................................................................................................58
LVD Test...............................................................................................................................58
Battery Preventive Maintenance Procedure .........................................................................58
7.4. FINAL INSPECTION:.........................................................................................................59
8 SPECIFICATIONS................................................................................................................60
8.1. AC INPUT ......................................................................................................................60
1MRF28H54BV Rectifiers.....................................................................................................60
1MRF28H54BV50 Rectifiers.................................................................................................60
8.2. DC OUTPUT (WITH EITHER 1MRF28H54BV RECTIFIERS AND 1MRF28H54BV50
RECTIFIERS) ..............................................................................................................................61
8.3. CONTROLS AND INDICATORS ...........................................................................................61
Rectifiers...............................................................................................................................61
Power Shelf Control Unit ......................................................................................................62
8.4. M
ECHANICAL .................................................................................................................63
8.5. ENVIRONMENTAL............................................................................................................63
8.6. COMPLIANCE .................................................................................................................63
9 APC WORLDWIDE CUSTOMER SUPPORT.......................................................................64
10 LIMITED PRODUCT WARRANTY....................................................................................65