Replacing The Cooling Fan On A Rectifier -48 V Dc, 750 W Or 1500 W; Replacing A Distribution Circuit Breaker Or Fuse In A Lorain Cip Or Lorain Cip Access Power System; Procedure 7.9 - Replacing A Distribution Circuit Breaker Or Tps Fuse - Emerson Lorain CIP 4890 AP6C55CB User Manual

Figure 7.1 – Replacing the cooling fan on a Rectifier –48 V dc, 750 W or 1500 W
Screws
securing
the front
plate of
the
rectifier
7.5.6. Replacing a distribution circuit breaker or fuse in a Lorain CIP or Lorain
CIP Access power system
Replace a distribution circuit breaker or fuse as described in the following
procedure.
Procedure 7.9 – Replacing a distribution circuit breaker or TPS fuse
User Manual
Lorain Power System (AP6C55CA/CB)
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-48 V DC, 1500 W
Note: When removing the circuit breaker or fuse block in the lowest
position, be careful not to damage any wires in the wire form coming out
of the slot in the bottom left hand corner of the distribution section.
Step Action
1 Notify the alarm center of the possibility of incoming alarms during this
procedure.
2 Open the front door of the controller and distribution section of the Lorain
CIP or Lorain CIP Access shelf.
3 For a circuit breaker, insure that it is in the OFF position, and then pull
firmly on it until it pulls out from the main DC rail and the associated load
clip.
For a TPS fuse, pull on the fuse holder containing the fuse to be replaced
until it comes out of its fuse block.
Nuts
securing
the fan to
the front
plate
Fan connector
–continued–
Maintenance 189
UM6C55C (P7000597)
Standard 10.00 (March 2008)