Sunny Island Electrical Connection
SMA
Solar Technology AG
48
SI2012_2224-TEN082311
Technical Description
7.3.2 AC1 (Loads/Sunny Boys)
Connect, with three conductors via the subdistribution, for example, loads, PV generators (Sunny
Boy) and wind power plants (Windy Boy), to the Sunny Island's AC1 connection.
Connection procedure for the Sunny Island:
1.
Loosen the metric-threaded cable screw
joint on the right of the enclosure's
underside.
2.
Insert the 3-conductor cable through the
threaded joint.
3.
Draw the cable into the enclosure.
4.
Flip the AC1's terminal connectors (N and
L conductors) all the way up.
5.
Remove the protective insulation from each of the three wires.
DANGER!
Death hazard due to residual currents
•
Install an RCD circuit breaker between the Sunny Island and the loads.
DANGER!
Risk of lethal electric shock
Improperly laid cables can loosen out of the terminal connectors.
•
Do not use end wire sleeves when connecting the AC cable.