Replacing Ac Filters - Fronius CL 44.4 Delta Serviceanleitung

Replacing AC filters

Replacing AC fil-
ters
122
(3) (2) (2)
(1) (1) (1)
(2) (4)
Remove DC filter (see chapter "Remo-
1
ving DC filters")
Disconnect all lines from the AC filter
2
(3) and unplug the Molex plug (4)
Remove TX25 screws (1)
3
Loosen the 3 rear fastening screws (2)
4
(3)
of the AC filter
Pull-out the AC filter in a forward moti-
5
on
Install new AC Filter and secure using
6
the rear (2) and front (1) TX 25 screws
- 2.5 Nm
Connect all disconnected lines (3) size
7
17 - 20 Nm and plug in the Molex plug
(4)
Plug in the Molex plug
8
Install DC filter (see chapter "Installing
9
DC filters")
WARNING! An electric shock can
be fatal. Danger from grid voltage
and DC voltage from solar mod-
ules.
Prior to all work on the inverter,
make sure that the AC and DC
wires are not charged.