SMA SUNNY BOY 3000TL Single Tracker, Руководство по обслуживанию

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5. Use a measuring device to measure whether
there is a conductive connection between the
middle and the left-hand varistor lead. Hold the
varistor with the labeling pointing forward.
If there is no conductive connection, the varistor is defective. SMA Solar Technology AG
recommends replacing all varistors immediately.
• Order new varistors and insertion tools fromSMA Solar Technology AG.
• If new varistors are available, replace all varistors (see Section 7, page 24).
If a conductive connection is present, contact the Service (see Section 11, page 30).
6 Checking the Function of the Varistors SMA Solar Technology AG
Service Manual 23 SB30-60TL-21-SG-en-11