Description
Product description
The 57C421 RELIANCE is a digital power transducer from ABB for power system monitoring and control. It uses digital technology to achieve high accuracy and reliability. It can be used to monitor and control power system power, current, voltage, frequency, and other parameters.
Product parameters
- Measurement range: 0-1000MW
- Accuracy: ±0.5%
- Resolution: 0.01%
- Response time: <1ms
- Communication interfaces: RS485, Modbus RTU, PROFIBUS DP, Ethernet
- Display: None
Product specifications
- Dimensions: 25cm x 16cm x 12cm
- Weight: 1.2kg
Product applications
- Power system monitoring
- Power system control
- Industrial automation
- Commercial buildings
- Home automation
Product introduction
The 57C421 RELIANCE is a fully functional and stable digital power transducer. It uses digital technology to achieve high accuracy and reliability. It can be used to monitor and control power system power, current, voltage, frequency, and other parameters.
Product advantages
- High accuracy: ±0.5%, ensuring accurate measurement results
- Fast response: <1ms, timely discovery of power system anomalies
- Multiple protection functions: prevent power system failure
- Digital technology: improve measurement accuracy and reliability
- Multiple communication interfaces: convenient for connection with other devices
Product disadvantages
- No display, operation and monitoring are not intuitive
Product comparison
The 57C421 RELIANCE and WESTINGHOUSE 4256A56G01 are both digital power transducers for power system monitoring and control, but they differ in terms of display. The 57C421 RELIANCE has no display, while the WESTINGHOUSE 4256A56G01 has a display. As a result, the WESTINGHOUSE 4256A56G01 is more intuitive to operate and monitor.
Specific differences
The main difference between the 57C421 RELIANCE and WESTINGHOUSE 4256A56G01 is the display. The 57C421 RELIANCE has no display, while the WESTINGHOUSE 4256A56G01 has a display. Therefore, the WESTINGHOUSE 4256A56G01 is more intuitive to operate and monitor.
Conclusion
The 57C421 RELIANCE is a powerful and stable digital power transducer suitable for monitoring and controlling large-scale power systems. It uses digital technology to achieve high accuracy and reliability, and supports RS485, Modbus RTU, PROFIBUS DP, and Ethernet communication interfaces.
Additional information
The 57C421 RELIANCE also supports remote monitoring and control. Users can view the power transducer’s operating status and set the power transducer’s parameters through a PC or mobile device.
