Replacement Of The Electronic Module; Disconnecting The Connection Module - MGE UPS Systems Comet EXtreme 12 kVA Installation And User Manual

4. Maintenance

4.2 Replacement of the electronic module

Disconnecting the connection module

Before turning the switch,
see the manual
NORMAL
Before turning the switch,
see the manual
NORMAL
Page 26 -
51033212EN/AC
BY-PASS
7
bypass
18
21
BY-PASS
1. Turn the manual bypass switch
(see section 1.2), from the NORMAL to the intermediate
position.
2. Check that LED is ON before continuing to the BYPASS
18
position.
If LED 18 is not ON, do not switch to the BYPASS
position and call the after-sales support
department.
3. Turn the manual bypass switch
position to the BYPASS position.
The connected equipment is supplied by the AC-
power source, via the manual bypass.
4. Shut down the UPS by pressing button
position).
5. Switch the battery circuit breaker(s)
6. Remove the two fixing screws
module (see next page).
8
7. Remove the connection cable(s) from the battery module(s).
The UPS can be replaced. The connected equipment is
supplied by the AC-power source.
, located behind the UPS
7
from the intermediate
7
(return to the OFF
21
2 to the OFF position.
to free the connection
30