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5�2�3 Connecting the inverter to the PV generator
DANGER!
Fatal electric shock hazard!
In daylight the PV generator supplies the inverter with a danger-
ously high DC voltage.
●
The PV generator voltages are very high. NEVER plug or unplug
the DC connectors when the inverter is turned on, otherwise dan-
gerous electric arcs could develop.
10 min
DANGER!
Fatal electric shock hazard!
Components within the inverter are charged with a high
voltage.
●
Before attempting any action on the DC connections,
make sure that the DC switch is switched off
●
Wait 10 minutes to rule out any residual risks
●
Do not connect either PV generator pole to ground.
Make sure that positive and negative poles are free
floating to earth potential.
This inverter is equipped with a MPPT circuit having the following character-
istics:
Model
Max� DC Voltage
Max� DC Current
1000 SP
600 V
13 A
1500 SP
600 V
13 A
2000 SP
600 V
13 A
2500 SP
600 V
13 A
3000 SP
600 V
13 A
CAUTION!
Never exceed the absolute maximum ratings indicated in the above
table under any environmental operating condition.
Connectors of PV string cabels
Ensure that cables of the proper type are being used to connect the inverter to
the PV generator. In particular, PVC and H07RN-F non-tinned cables are NOT
recommended.
The PV cables must be terminated with the Amphenol H4 provided with the
inverter.
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