Protect
The main assemblies of the inverter are:
DC load interrupter switch Q4
Inverter stack, display and control unit with communication components
AC filter
Inverter output contactor K7
Mains transformer (external)
Mains disconnector Q26
The PV cells supply the inverter stack with DC voltage via DC load interrupter switch Q4. The inverter stack converts this DC voltage into a
DANGER
Risk to life due to electric shock.
Potentially fatal voltages are present at the terminals on the equipment.
Do not touch live parts.
Mains disconnector Q26 and the isolator in the generator connec- tion box (GCB) are there to isolate the inverter in the event of unit faults or when maintenance needs to be performed on the unit.
The control unit is supplied with power from the AC mains or, op- tionally, from a second AC mains.
3.8Operating Elements
For details of how the internal operating elements are arranged, please refer to the documents included in the unit.
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