ABB CM-SRS.22S 1SVR730840R0500 Current Monitoring Relay

The ABB CM-SRS.22S, ordering code 1SVR730840R0500, is a single-phase RMS current monitoring relay for detecting overcurrent or undercurrent conditions in industrial electrical systems.

• Measuring ranges: 0.3–1.5 A, 1–5 A and 3–15 A RMS
• Control supply: 24–240 V AC/DC
• Outputs: 2 changeover contacts
• Connection: screw terminals
• Selectable function: overcurrent or undercurrent monitoring
• Trip delay: instantaneous or adjustable from 0.1–30 s
• Operating temperature: -20 to +60°C

Typical uses include monitoring motors, heaters, pumps, conveyors and other single-phase loads. Confirm the measuring range, contact load, supply voltage and trip behavior required by the application before ordering.