Double contact block, Harmony XB4, silver alloy, screw clamp terminal, 2NC Modular Cabinet System Off-delay setting range 1-30s

Off-delay setting range 1-30s

New Series of

An optional 230V neon indicator light indicates fuse blowing (off in normal operation and lit red after fuse blowing)

It directly actuates the trip unit in case of insulation fault

Double contact block, Harmony XB4, silver alloy, screw clamp terminal, 2NC Modular Cabinet System Off-delay setting range 1-30sThis Harmony ZB, double contact block uses screw clamp terminals. It is compatible with Harmony XB4 and XB5 control and signaling units. This double contact block allows fast and easy replacement and configuration of your push buttons and selector switches. It is easily installed and replaced on XB4 and XB5 complete push button units and selector switches and connects to control circuits with simple screw clamp connections. It protects operators from