ABB Stotz S&J 3-Phase Monitoring Relay CM-MPS.41S. Manufacturer: ABB Stotz S&J. Designation: 3-Phase Monitoring Relay 2W 30s, 3x300-500VAC. Type: CM-MPS. Electrical connection type: Screw connection. With removable terminals: no. Rated control supply voltage Us at AC 50 Hz: 300..500 V. Rated control supply voltage Us at AC 60 Hz: 300..500 V. Voltage type for actuation: AC. Phase sequence monitoring function: yes. Phase failure detection function: yes. Undervoltage detection function: yes. Overvoltage detection function: yes. Asymmetry detection function: yes. Voltage measurement range: 300..500 V. Min. adjustable response delay time: 0.2 s. Max. permissible response delay time: 0.2 s. Min. adjustable fallback delay time: 0.1 s. Max. permissible fallback delay time: 30 s. Number of contacts as changeover: 2. Width: 22.5 mm. Height: 85.6 mm. Depth: 103.7 mm.

The CM series three-phase monitoring relays ensure reliable and continuous monitoring of a three-phase network, as well as the trouble-free and economical operation of machines and systems. Depending on the requirements, the CM series three-phase monitoring relays monitor the phase voltages, phase sequence, phase asymmetry, the presence of all phases, and the neutral conductor. EAN: 4016779851862.