SMA Solar Technology AG Electrical Connection
Technical Description SI5048-TB-TEN110340 37
For connection, proceed as follows:
1. Sheathe the cable gland over the three-conductor cable and then insert the conductor through
the cable opening into the Sunny Island.
2. Install the M25 cable gland (included in scope of delivery) in the "AC1 Loads/Sunny Boys"
cable opening.
– Insert the cable gland with the thread in the cable opening.
– Screw the counter nut onto the cable gland thread on the inside of the enclosure and tighten.
3. Remove the protective insulation from each of the three conductors.
4. Connect PE to the "AC1 Loads/Sunny Boys" according to the label.
5. Connect N and L to the "AC1 Loads/Sunny Boys" according to the label.
Cable cross-section
The maximum cable cross-section for connecting the loads / PV inverters is 16 mm
2
.
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