102 | Help in the event of faults
Bosch BPT-S 3 / 3.68 / 4 / 4.6 | Operating manual
8.1.1
Faults that cannot be remedied
(3)
Generator
8.1:
Display of faults by 4 LEDs
[1]
Grid LED: Red flashing/permanently red
[2]
Communication LED: Red flashing/permanently red
[3]
Generator LED: Red flashing/permanently red
[4]
Ready LED: Red flashing/permanently red
All four LEDs are flashing red: Safety-relevant fault
in the string inverter
Do not touch the device
Immediately switch off the AC circuit breaker
The string inverter has an internal fault that cannot be
remedied on site: Contact Bosch Power Tec Service
(see contact details on the back of the manual).
Ready
(4)
(1)
Grid
(2)
Communication
Bosch Power Tec GmbH
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