Phase voltage monitoring relay, used for phase loss, phase sequence, voltage unbalance, overvoltage and undervoltage monitoring with 3 phase power supplied by 2...
Single phase voltage monitoring relay, suitable for undervoltage and overvoltage monitoring of DC 12V, AC/DC 24-48V or AC/DC 110V-240V, adjustable delay time, c...
DC voltage monitoring relay with 2 C/O contacts (2 Form C or DPDT) provide protection for the equipment from undervoltage and overvoltage in DC circuit 12V, 24V...
Low price 3 phase voltage monitoring relay with SPDT (1 C/O) contact, used for monitoring phase failure/loss, phase sequence, phase unbalance, overvoltage and u...