990-5850N-001

Overview of Configurations

Disconnect Devices in the System

UIB Unit input disconnect device
SSIB Static switch input disconnect device
BB Battery disconnect device
MBB Maintenance bypass disconnect device
UOB Unit output disconnect device
BF2 Backfeed protection disconnect device
NOTE: In Schneider Electric literature, 'disconnect device' is used as a generic term covering circuit breakers or switches as their position may vary depending on configuration. Details about the individual configuration are found in the electrical diagram and/or by reading the symbol on the front of each disconnect device.

Overview of UPSs with 1250 kW I/O Cabinet - Single Utility/Mains

NOTE: Depending on your chosen configuration, the backfeed disconnect device BF2 (marked with * in the illustration) can be preinstalled in the UPS, delivered as an optional backfeed kit GVXOPT001 to be installed in the UPS, or installed upstream of the UPS in the switchgear.

The illustration shows a 750 kW UPS. The principle is the same for the other UPSs with the 1250 kW I/O cabinet.

Overview of UPSs with 1250 kW I/O Cabinet - Dual Utility/Mains

NOTE: Depending on your chosen configuration, the backfeed disconnect device BF2 (marked with * in the illustration) can be preinstalled in the UPS, delivered as an optional backfeed kit GVXOPT001 to be installed in the UPS, or installed upstream of the UPS in the switchgear.

The illustration shows a 750 kW UPS. The principle is the same for the other UPSs with the 1250 kW I/O cabinet.

Overview of UPSs with 1500 kW I/O Cabinet – Single Utility/Mains

The illustration shows a 1500 kW UPS. The principle is the same for the other UPSs with the 1500 kW I/O cabinet.

Galaxy VX 1500 kW UPS

Overview of UPSs with 1500 kW I/O Cabinet – Dual Utility/Mains

The illustration shows a 1500 kW UPS. The principle is the same for the other UPSs with the 1500 kW I/O cabinet.

Galaxy VX 1500 kW UPS

Parallel System

Galaxy VX can support up to 4+0 UPSs in parallel for capacity and up to 4+1 UPSs in parallel for redundancy.
NOTE: Note that for systems over 4 MW it can be difficult to find appropriate disconnect devices in the correct size for the switchgear.
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