APC 9000 Power Supply User Manual


 
34006452EN/AC - Page 14
2. Description of MGE
TM
Galaxy
TM
9000 cubicles
2.1 Inverter cubicle
UPS or frequency converter
The rated outputs for MGE
TM
Galaxy
TM
9000 UPS’s (without parallel connection) or frequency converters
are 800, 900 kVA.
Legend for figure 18
1-rectifier-charger (RC) module
2-inverter stack modules
3-rack for electronic control boards
4-static switch module (Single-unit or modular UPS)
4' - output static switch module (modular UPS, frequency converter or parallel UPS with SSC)
5-RC input fuses FU1-2-3
6-Mains 1 input switch Q1
7-protection fuses FU8 for the Mains 2 resistance/capacitance voltage surge protection network
8-Mains 2 input switch Q4S (Single-unit or modular UPS)
9-maintenance bypass switch Q3BP (Single-unit or modular UPS)
10 - output switch Q5N
11 - inverter output fuses FU 5-6-7
12 - "Media Contacts 9" remote indications board
13 - additional "Media Contacts 15" remote indications board (optional).
Fig. 18
front view, doors open, protective covers removed
3
7
4'
4
1
1312
5
10
8
9
11
2
22 2
22
6