NEMA ICS 10-2005, Part 1 applies to electromechanical automatic and non-automatic transfer switches and bypass isolation switches rated 600 V ac or less, 60 Hz, for use on single-phase and polyphase ac circuits.
NEMA ICS 10 Part 1-2005
$89.00
Part 1: Electromechanical AC Transfer Switch Equipment
Category: NEMA
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$134.00