Connecting The Sunny Island Inverter - SMA SUNNY ISLAND 3.0M Quick Reference Manual

SMA Solar Technology AG
4.2 Connecting the Sunny Island Inverter
Figure 6: Connecting the Sunny Island inverter
Position Designation
A AC power cable of the stand-alone
grid
B AC power cable of the generator
Quick Reference Guide
Description / information
Sunny Island: connection to AC1 Loads/SunnyBoys
terminals L, N, and grounding conductor
Conductor cross-section: maximum 16 mm
Sunny Island: connection to AC2 Gen/Grid terminals L,
N and grounding conductor
Conductor cross-section: maximum 16 mm
The Sunny Island must be connected via a grounding
conductor on the terminal AC1 or AC2 to the ground po-
tential. The conductor cross-section of the grounding con-
ductor must be at least 10 mm
section is smaller, an additional grounding conductor on
the enclosure with the conductor cross-section of the AC
power cable must connect the Sunny Island with the
ground potential.
4 Single System
2
2
2
. If the conductor cross-
Off-Grid-IS-en-33 19