Monitoring Relays (156 items)

The CM-SE-600 is a screw-in bar electrode for compact support CM-KH-3. This screw-in bar electrode is 600 mm long.

The CM-IVN.S serves to extend the measuring range of the insulation monitoring relay CM-IWN.x for monitoring the insulation resistance up to 690 V AC and 1000 V DC in accordance with IEC 61557-8.

Manufacturer: ABB Mounting: for DIN rail mounting Operating temperature: -25...60°C IP rating: IP20 Supply voltage: 0...690V AC;0...1000V DC Leads: spring clamps Body dimensions: 45x104.8x85.6mm Ty...

Manufacturer: ABB Mounting: for DIN rail mounting Operating temperature: -25...65°C Kind of output 1: SPDT Power supply: external IP rating: IP20 Supply voltage: 24...240V AC;24...240V DC Leads: sp...

The CM-IWS.2S serves to monitor insulation resistance in accordance with IEC 61557-8 in unearthed IT AC systems with a voltage up to 400 V AC. The CM-IWS.2 can be configured to the requirements of ...

CM-IWS.2P Insulation monitoring relay 1c/o, 1-100kOhm, 24-240VAC/DC.

Manufacturer: ABB Mounting: for DIN rail mounting Operating temperature: -25...65°C Kind of output 1: DPDT Power supply: external IP rating: IP20 Supply voltage: 24...240V AC;24...240V DC Leads: sc...

The CM-IWS.1S serves to monitor insulation resistance in accordance with IEC 61557-8 in unearthed IT AC systems, IT AC systems with galvanically connected DC circuits, or unearthed IT DC systems wi...

Compact support CM-KH-3 for screw in bar electrodes with M4 winding

The CM-ENE MIN belongs to the CM liquid level monitoring relay range. It operates with a rated control supply voltage of 110-130 V AC and has a 1 n/o output contact. It protects pumps against dry r...

The CM-ENE MAX belongs to the CM liquid level monitoring relay range. It operates with a rated control supply voltage of 110-130 V AC and has a 1 n/o output contact. It monitors liquid levels of co...

Manufacturer: ABB Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: SPDT Power supply: external IP rating: IP20 Supply voltage: 220...240V AC Leads: screw terminal...

The CM-ENS.13S belongs to the CM liquid level monitoring relay range. It operates with a rated control supply voltage of 110-130 V AC and 220-240 V AC and has a 1 c/o (SPDT) output with contacts ra...

The CM-ENE MIN belongs to the CM liquid level monitoring relay range. It operates with a rated control supply voltage of 220-240 V AC and has a 1 n/o output contact. It protects pumps against dry r...