1SVR740712R2200 – CM-MSS.33P Therm. motor protec. relay ABB Thermistor Motor Protection Relays
110-130V AC/220-240V AC, sensor PTC type A The CM-MSS.33P belongs to the CM-MSS thermistor motor protection relay range. It operates with a rated control supply voltage of 110-130 V AC and 220-240 V AC and has a 2 c/o (SPDT) output with contacts rated at 250 V / 4 A. It features one sensor circuit to monitor PTC temperature sensors and works according to the closed-circuit principle. The sensor circuit of this CM-MSS.33P is short-circuit, as well as interrupted-wire monitored and the relay can be reset automatically, manually or remotely after the failure has been removed. This protection relay is certified according to the ATEX directive 94/9/EC and is equipped with a reset / test button. A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers maintenance free Easy Connect Technology with push-in terminals. 1SVR740712R2200 – CM-MSS.33P Therm. motor protec. relay ABB Thermistor Motor Protection Relays is a genuine ABB electrical component designed for industrial automation, motor control, and power distribution
Technical Specifications
- Rated Voltage: 250
- Operating Voltage: 250
- Control Supply Voltage: 110 … 130|220 … 240
- Measuring Range: 110-130V
- Rated Frequency: 50 / 60
- GTIN: 4013614496530.0
- Brand: ABB, ABB Group, ABB Limited
- Series: CM-MSS
- Part Number: 1SVR740712R2200
- Rated Operation Voltage: 250
- Rated Current: 4 A
- IP Rating: IP20|IP50
- Pollution Degree: 3.0
- Ambient Air Temperature: '-40 … +85|'-25 … +60
- Power Loss: 2
Key Features
- Part of the ABB CM-MSS range
- 110 … 130|220 … 240 control supply voltage
- 250 rated voltage
- 110-130V measuring range
- Includes ABB GTIN identification for product traceability
Applications
- Automation control systems
- Machine control circuits
- Industrial relay applications
- Panel building projects
Downloads & Product Resources
Datasheet | ABB Product Page | Declaration of Conformity | RoHS Declaration | Dimension Drawings
Browse Related Categories
Thermistor Motor Protection Relays | Timers and Control Relays | Modular Protection Relays





