SMA MULTIFUNCTION RELAY - Manual (Page 13)

SMA Solar Technology AG 4 Electrical Connection
Installation Manual MFR-NR-IA-en-21 13
Mounting Position and Cable Route in the Sunny Boy / Windy Boy
Figure 5: Installation area and cable route in the Sunny Boy/Windy Boy with the lower enclosure lid open and
the display assembly flipped up
4.4.2 Installing the Multifunction Relay in the
Sunny Boy Smart Energy
2. Remove the display:
• Flip the display up.
Position Designation
A Inverter display assembly
B Installation location of the multifunction relay
C Cable route for the connection to the multifunction relay
D M20x1.5 cable gland
1.
Danger to life due to high voltages in the inverter
• Disconnect the inverter from voltage sources and open the enclosure lid
(see inverter manual).