SUNNY ISLAND 5048 - Technical Description - Wind & Sun Ltd.

Electrical Connection SMA Solar Technology AG
4. Install the cable gland with the adapter M20 (included in scope of delivery) in the cable third
cable feed-through on the right.
– 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.
5. Insert the conductor with the ring terminal lug into the ground connection terminal and tighten
the screw firmly with a torque of 4.0 Nm to 5.7 Nm.
6.2 DC connection
NOTICE!
Function impairment of devices on the DC side.
The Sunny Island is not suitable for use with DC supply grids.
Function impairment can occur on devices installed on the DC side of a Sunny Island with
cables exceeding 30 meters and with a flexible connection.
• Only use fixed installations.
• Do not use cables of lengths greater than 30 meters between the Sunny Island and
the battery and/or DC device.
32 SI5048-TB-TEN110340 Technical Description