Electro-mechanical Current Relay 115VAC, 11-Pin, Carlo Gavazzi for 4M Nautica Rollover Panel Box. The motor load sensing system consists of four current relays (PR-1 to PR-4) and a current transformer #260-3008 (220V) or #260-3009 (460/480V). The current transformer measures the motor current and the current relays provide a feedback system to control the movement of the top brush.
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