Description
The ABB REF543KB127AAAA is a versatile feeder terminal used in power systems, industrial automation and medium voltage network protection. Here is a detailed description of the product:
ABB REF543KB127AAAA Product description
The ABB REF543KB127AAAA belongs to the feeder terminal equipment family with protection, control, measurement and monitoring functions for the stable operation and safety control of medium voltage power systems. It uses advanced electronics and design concepts to work stably in harsh environments and supports flexible configurations, including single – and dual-channel monitoring.
Product parameter
Protection class: IP30.
Height: 60mm.
Suitable motor power: 98KW.
Operating temperature range: -40℃ to +60℃.
Communication ports: Support Ethernet, serial port (RS485), optical fiber, etc.
Rated voltage: 200V-690V.
Rated current: 5A.
Communication protocols: MODBUS RTU, IEC61850, etc.
Product specification
Size: Compact design for easy installation and maintenance.
Weight: Approx. 7.7 kg.
Mounting method: Support DIN rail or panel mounting.
Series and features
ABB REF543KB127AAAA belongs to the feeder terminal equipment family and has the following key features:
High reliability: Suitable for various industrial environments to ensure stable operation of the system.
Intelligent function: Built-in PLC intelligent function, can be seamlessly integrated with automation system.
Versatility: Support over current protection, quick power off protection, overload protection, ground fault protection, loss of voltage protection, etc.
Measurement function: Can measure voltage, current, power, power factor and frequency parameters.
Remote control capability: Support remote switch operation and status monitoring.
Function and use
The main role of ABB REF543KB127AAAA is to protect, control, measure and monitor medium voltage power systems to ensure safe operation and efficient management of the system. Specific uses include:
Power system protection: provides over current protection, quick break protection, overload protection and other functions.
Power quality monitoring: real-time monitoring of voltage, current and other parameters to improve power quality.
Motor protection: to prevent faults in motor operation and improve equipment reliability.
Intelligent control: Switch operation and status monitoring through remote control.
Application field
ABB REF543KB127AAAA is widely used in the following areas:
Industrial automation: for power distribution and protection in industrial control systems.
Power system: suitable for the protection and control of medium voltage networks.
Commercial and civil fields: Power system management for commercial buildings and civil facilities.
Smart Grid: Provides high-performance protection and control in a smart grid environment.
