Why Choose the ABB CM-TCN.011P Temperature Monitoring Relay?
The ABB CM-TCN.011P (manufacturer order code 1SVR760740R0110) is an advanced temperature monitoring relay designed for reliable thermal protection, temperature supervision and condition monitoring in industrial electrical and automation systems. As part of the ABB CM-TCN temperature monitoring relay series, it provides precise monitoring of multiple temperature sensors, helping protect motors, transformers, machinery and other temperature-sensitive equipment against overheating and abnormal operating conditions.
This intelligent monitoring relay combines a backlit LCD display, Near Field Communication (NFC) technology and three independent temperature measuring circuits to simplify configuration and temperature supervision. Compatible with Pt100, Pt1000, PTC and NTC temperature sensors, the CM-TCN.011P supports flexible temperature monitoring across a wide range of industrial applications. Its programmable monitoring functions include overtemperature, undertemperature, temperature window and temperature difference supervision.
With a 24–240 V AC/DC rated control supply, a temperature measuring range of -200 to +850 °C and three changeover relay outputs rated at 250 V / 4 A, the ABB CM-TCN.011P offers versatile temperature protection for industrial control panels. The relay features push-in connection terminals, a compact 45 mm-wide housing and DIN rail mounting, making it suitable for installation in electrical distribution and automation cabinets. The ABB EPiC smartphone application also enables convenient parameterisation through NFC technology.
Key Advantages
- Advanced temperature monitoring relay for industrial equipment protection.
- Three independent temperature measuring circuits enable simultaneous monitoring of multiple measurement points.
- Wide measuring range from -200 to +850 °C supports diverse temperature monitoring requirements, depending on sensor type.
- 24–240 V AC/DC control supply provides flexibility across industrial electrical systems.
- Compatible with Pt100, Pt1000, PTC and NTC temperature sensors.
- Integrated backlit LCD display provides clear temperature readings, operating information and maintenance data.
- NFC connectivity and ABB EPiC app configuration simplify commissioning and parameter adjustment.
- Three changeover relay outputs support configurable alarm, warning and switching functions.
- Programmable temperature thresholds help prevent overheating and equipment damage.
- Push-in terminals with ABB Easy Connect Technology simplify wiring and reduce installation effort.
- Compact DIN rail-mounted design supports efficient use of control cabinet space.
Key Features
- ABB CM-TCN temperature monitoring relay series.
- Manufacturer part number: CM-TCN.011P.
- ABB order code: 1SVR760740R0110.
- Rated control supply voltage: 24–240 V AC/DC.
- Temperature measuring range: -200 to +850 °C.
- Three temperature sensor input circuits for multi-point monitoring.
- Supported sensor types: Pt100, Pt1000, PTC and NTC.
- Three changeover (SPDT) relay outputs rated at 250 V / 4 A.
- Configurable overtemperature, undertemperature and temperature window monitoring.
- Temperature difference monitoring for applications requiring comparison between measuring points.
- Multiple programmable thresholds for flexible alarm and switching configurations.
- Integrated backlit LCD display for measurement and status indication.
- NFC interface for smartphone-based configuration using the ABB EPiC application.
- Configuration through the LCD interface or compatible smartphone application.
- Support for configuration through NFC even when the relay is not powered.
- Automatic sensor fault monitoring to support dependable operation.
- Push-in connection terminals for fast, secure electrical connections.
- 45 mm housing width with DIN rail mounting.
- Suitable for motor, transformer, machinery and industrial process temperature monitoring.
Technical Specifications
- Manufacturer: ABB
- Series: CM-TCN Temperature Monitoring Relays
- Model: CM-TCN.011P
- Manufacturer order code: 1SVR760740R0110
- ABB product group: 310921 – Measuring & Monitoring Relays
- Product type: Electronic temperature monitoring relay
- Monitoring functions: Overtemperature, undertemperature, temperature window and temperature difference monitoring
- Rated control supply voltage: 24–240 V AC/DC
- Rated supply frequency: 50 / 60 Hz AC or DC supply
- Temperature measuring range: -200 to +850 °C
- Number of measuring circuits: 3
- Supported temperature sensors: Pt100, Pt1000, PTC and NTC
- Sensor connection: 2-wire or 3-wire sensor circuits, as applicable
- Number of output contacts: 3
- Output contact configuration: 3 changeover contacts (SPDT)
- Output contact rating: 250 V / 4 A
- Configuration interface: LCD display and NFC
- Display type: Backlit LCD
- Smartphone configuration: ABB EPiC application
- Terminal type: Push-in, screwless terminals
- Connection technology: ABB Easy Connect Technology
- Mounting type: DIN rail mounting
- Housing protection rating: IP50
- Terminal protection rating: IP20
- Operating ambient temperature: -25 to +60 °C
- Storage temperature: -40 to +80 °C
- Maximum installation altitude without derating: 2,000 m
- Pollution degree: 2
- Power loss: 2 W
- Dimensions (H × W × D): 85.6 × 45 × 103.7 mm
- Width: 45 mm
- Net weight: approx. 0.265 kg
- EAN: 4013614552625
Reliable Temperature Monitoring and Industrial Equipment Protection
Temperature monitoring relays such as the ABB CM-TCN.011P continuously evaluate temperature measurements from connected sensors and compare them against configured operating limits. When a measured temperature exceeds or falls below a programmed threshold, the relay can activate its changeover contacts to initiate alarms, control cooling equipment or signal protective systems. This helps reduce the risk of thermal damage, unexpected shutdowns and costly maintenance.
The CM-TCN.011P supports three independent sensor circuits, allowing temperature supervision at multiple locations within a machine or electrical installation. Its configurable monitoring functions are suitable for motor winding protection, motor bearing supervision, transformer temperature monitoring and industrial process applications. The ability to monitor temperature differences also makes the relay useful where temperature variations between measuring points are important.
The integrated LCD provides local access to measured temperatures, operating status and configuration settings. Through NFC technology and the ABB EPiC smartphone application, engineers can configure parameters, review information and transfer settings between compatible devices. Combined with its push-in terminals and DIN rail-mounted housing, these features make the CM-TCN.011P a practical solution for machine builders, electrical panel manufacturers and maintenance engineers seeking reliable thermal monitoring.
Typical Applications
- Electric motor winding temperature protection in industrial machinery.
- Motor bearing temperature monitoring and preventive maintenance.
- Transformer winding and temperature supervision in electrical distribution systems.
- Industrial control cabinets and electrical panel temperature monitoring.
- Monitoring of heating and cooling equipment.
- Industrial pumps, fans, compressors and drive systems.
- Manufacturing machinery and automated production equipment.
- Temperature supervision in process control installations.
- Industrial HVAC and ventilation control systems.
- Temperature alarm and protective switching applications.
- Multi-point temperature monitoring in OEM machinery.
- Electrical equipment condition monitoring and maintenance systems.
