Description
The ABB REF543K is a key component in the automation and protection of electrical power systems, specifically in medium-voltage applications.
Product Name
ABB REF543K (or REF543KM127AAAA for specific configurations)
Product Description
The ABB REF543K is an intelligent relay designed for protection, control, and monitoring of medium-voltage networks. It offers comprehensive protection features for transformers, feeders, and generators, along with additional functionalities for automation, control, and communication within electrical systems.
Product Parameters and Specifications
- Protection Functions:
- Overcurrent protection (phase and earth)
- Differential protection (for transformers and generators)
- Transformer protection with thermal overload monitoring
- Voltage protection (over and under voltage)
- Frequency protection (over and under frequency)
- Directional protection functions
- Instantaneous, definite time, and inverse time functions
- Control Functions:
- Control of circuit breakers and functioning in digital substations
- Capable of executing protection functions with programmable logic
- Communication Protocols:
- Supports IEC 61850 for communication in digital substations
- Modbus for integration with other systems
- Other protocols such as DNP3 and IEC 60870-5-104
- User Interface:
- LCD display for easy navigation and monitoring
- Front panel with programmable function keys
- Remote access capabilities for monitoring and control
- Power Supply:
- Typically powered from the power supply network or auxiliary supply with a wide voltage range
- Mechanical and Environmental:
- Compact design suitable for installation in control panels
- Designed for robust operation under various environmental conditions
- Dimensions and Weight:
- Specific dimensions may vary based on the configuration
Product Use
The ABB REF543K is primarily used in the following applications:
- Medium-Voltage Substations: It is suitable for the protection and control of medium-voltage transformers, switchgear, and other equipment in substations.
- Industrial Applications: Ideal for industrial plants where reliable power distribution and protection from faults are crucial.
- Renewable Energy: Can be integrated with renewable energy sources like wind and solar, providing protection and control functionalities.
- Smart Grids: Supports the development of smarter electrical grids with advanced communication capabilities.
- Automation Systems: Can be used in conjunction with other automation systems for improved operational efficiency and reliability.
5SDD7102B0001 ABB PLC |
ABB STR04T2032 |
5SDF1045H0002 ABB |
5STPO4D5200 ABB PLC |
5STP04D4200 ABB CPU |
5STP27H1800 PLC |
ABB 5SDD71B0200 PLC |
5STP08G5000 ABB PLC |
5STP1242F0007 ABB PLC |
5STP21F1400 ABB |
ABB 5STP30H1801 |
5STP17H5200 ABB PLC |
ABB 5STP18H3600 PLC |
5STP09D1801 ABB |
ABB 5SGF40L4502 PLC |
5STP18F1801 ABB PLC |
ABB 5SDF13H4501 PLC |
5SDF11H4505 ABB PLC |
ABB 5SDF07H4501 PLC |
5STP18M6500 ABB PLC |
5SGF4045L0002 PLC |
5SDF10H4503 ABB PLC |
5SDD54N4000 ABB PLC |
ABB 5SDF13H4500 PLC |
6SYB7140111S ABB DCS |
ABB 5STP27H1860 PLC |
5STP18H4200 ABB PLC |
ABB 5STP38Q4200 PLC |
5SDD71X0200 ABB I/O |
ABB 5STP03D6500 |
5STP03D6501 ABB PLC |
ABB 5SDA06D5007 |
5STP52U5200 ABB PLC |
Our products are guaranteed for 1 year, with new and original production stopped and imported spare parts.
All prices listed on the official website are subject to confirmation by contact: Wu Jiedong (manager).
Our product: brand new original packaging
Our warranty: All new or repaired parts have a 12 month warranty period beginning
Our payment: 100% telegraphic transfer of inventory items before shipment, conditions can be proposed!
If you have any downtime spare parts that you cannot find, please feel free to call or use email to contact me. If there are issues that the product cannot solve, please contact me. Product prices can be negotiated. Please do not consider contacting me!
All prices listed on the official website are subject to confirmation by contact: Wu Jiedong (manager).
Our product: brand new original packaging
Our warranty: All new or repaired parts have a 12 month warranty period beginning
Our payment: 100% telegraphic transfer of inventory items before shipment, conditions can be proposed!
If you have any downtime spare parts that you cannot find, please feel free to call or use email to contact me. If there are issues that the product cannot solve, please contact me. Product prices can be negotiated. Please do not consider contacting me!