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Electrical Time Switches, Timers & Control Relays

ABB THERMISTOR MOTOR PROTECTION RELAY 1 SENSOR CIRCUIT CONTROL 220-240VAC 1NO CMMSE240

Product Code: CMMSE240

Thermistor motor protection relay with one sensor circuit for monitoring PTC temperature sensors or bimetals. Operates with a rated control supply voltage of 220-240 V AC. Features a 1 NO output contact rated at 250 V / 4 A. Offers automatic reset and works according to the closed-circuit principle. Equipped with screw terminals.

Technical Specifications

Brand ABB
Connection Type Screw
Contacts 1NO
Degree of Protection IP50 (Housing), IP20 (Terminals)
Dimensions (mm) 22.5W x 78H x 78.5D
Duty Time 100%
Mounting Type DIN Rail
Operational Temperature Range (°C) -20 to +60
Overvoltage Category III
Pollution Degree 3
Rated Control Supply Voltage AC (V) 220-240
Rated Current (A) 4
Rated Frequency (Hz) 50/60
Rated Impulse Withstand Voltage (kV) 4
Reference No. 1SVR550800R9300
Sensor Type PTC Type A
Standards and Approvals CAN/CSA C22.2 No.14, EN 50495, IEC/EN 63000, IEC/EN 60079-7, IEC/EN 60947-5-1, IEC/EN 60947-8, UL 508
Storage Temperature (°C) -40 to +85
Terminal Type Screw
Weight (kg) 0.11

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