SMA SB 2500 Installation - Manual (Page 50)

Maintenance and Cleaning SMA Solar Technology AG
50 SB25-30-IA-en-51 Installation Manual
☑ The metal tongues in the
Electronic Solar Switch have a brown
discolouration or are burned through (A).
or
☑ The plastic in the Electronic Solar Switch
shows thermal deformation (B).
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"
(page 70)).
2. Recommission the inverter as described in
Section 6 "Commissioning" (page 37).
Result Measure
A
B