SMA SB 240 - Manual (Page 15)

4.2 Sunny Multigate
The Sunny Multigate is a communication unit and forms the electrical connection point of the PV
system with a maximum of twelve micro inverters to the utility grid. The Sunny Multigate is equipped
with an integrated disconnection point for grid monitoring. The Sunny Multigate is connected
between the micro inverters and the utility grid to feed the alternating current of the micro inverters
collectively into the utility grid.
Figure 5: Design of the Sunny Multigate
Position Explanation
A Press-out brackets for mounting with screws
B Screw terminal for AC input (inverter)
Labeling: Inverter
C LEDs
The upper LED indicates the operating state of the inverters. The lower LED in-
dicates the operating state of the Sunny Multigate. Depending on the operat-
ing state, the LEDs are glowing green, red or orange, or are off (see Sec-
tion 4.3 "LED Signals", page 16).
D Interface for optional communication
E The type label provides a clear identification of the Sunny Multigate. You will
require the information on the type label to use the product safely and when
seeking customer support from the SMA Service Line. You will find the follow-
ing information on the type label:
• Device type (Model)
• Serial number (Serial No.)
• Registration ID (RID) for registration in Sunny Portal
• Identification key (PIC) for registration in Sunny Portal
• Device-specific characteristics
4 Product Description SMA Solar Technology AG
Installation Manual 15 SMA-SB240-IA-en-12