What surge suppressors can be used for magnet coils of 3TF8
reversing contactors? Catalogues do not show any accessories.
3TX7462-3J Varistors, as an example for Us = 230 V AC, can be used
for the following reversing contactors:
Each contactor needs 2 of the above varistors. These varistors can
be fixed with adhesive tape (already attached to each varistor) to
the side wall of the contactor. This increases the width of each
contactor by 13 mm.
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