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Switch on the circuit breaker – SMA SB 2800i Installation User Manual

Page 35

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Installation Guide

Exchanging varistors

SB2800i-11:SE0504

SMA Regelsysteme GmbH

33

11. Switch on the circuit breaker.

12. Check whether the LEDs of the Sunny Boy 2800i show

trouble-free operation.

If you have found neither a ground fault nor a defective varistor
there probably is a fault in the inverter. Please contact the SMA
hotline in this case to discuss further proceedings.