Maintenance and Cleaning SMA Solar Technology AG
60 SMC6-8TL-IEN101040 Installation Guide
8.2 Checking the Electronic Solar Switch (ESS) for Wear
Check the Electronic Solar Switch for wear before plugging it in.
NOTICE!
Risk of damage to the inverter if insects enter it!
• The air grills must not be removed permanently, because otherwise the device is not
protected against the entrance of insects!
Result Action
☑ The metal tongues inside the connector are
not damaged or discolored.
1. Securely attach the Electronic Solar Switch
handle.
2. Re-commission the inverter as described in
section 6”Commissioning” (page46).
☑ The metal tongues inside the connector
have a brown discoloration or are burned
through.
The Electronic Solar Switch can no longer reliably
disconnect the DC side.
1. Replace the Electronic Solar Switch handle
before attaching it again (for the order
number see section 12”Accessories”
(page84).
2. Re-commission the inverter as described in
section 6”Commissioning” (page46).