ABB PVS300 Handbuch PDF herunterladen (Seite 97)

Maintenance 97

 Replacing fans

Replacing the cooling fan

1 Turn off the main disconnector and circuit breaker(s) at the AC distribution board.

2 Turn the DC switch (1) on the front of the inverter to the OFF position.

3 If applicable, turn off disconnecting switches and circuit breakers between the inverter

and solar array(s).

4 Pull the bottom cover (2) downwards.

5 Locate the cooling fan holder (3) in the middle of the underside of the inverter. Unscrew

the locking screw (4) which holds it in place.

6 Pull the cooling fan holder downwards.

7 Insert the new fan and holder. Ensure that it is aligned correctly so that the fan connector

engages with the receptacle.

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ABB PVS300 Handbuch Seite 97