MGE UPS Systems EX 7 RT 3:1 Power Supply User Manual


 
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4.2 Hot-swapping the power module
Stop the UPS with the OFF button 18 (press more than 3 seconds).
Check if UPS is on bypass AC source:
led 15 is on (If led 15 is not on, do not turn the manual bypass and
call the after sales support department).
Turn the manual bypass switch 7 to the BYPASS position.
Switch the battery circuit breaker (s) 12 to the "0" position.
Switch the Normal AC source circuit-breaker 9 to the "0" position and
wait 30 seconds.
Remove the three fixing screws to free the junction Input/Output box.
Disconnect the battery cables 28 and 29 from the power module.
The power module can be replaced.
The connected equipment is powered by the Bypass AC source.
18
15
7
Disconnecting the power module
9
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28
4. Maintenance
This operation can be performed without interrupting the load.
Rack configuration
Tower configuration
12
XXX FAULT
1CXXXXXXX