ABB REF542PLUS

Model:ABB REF542PLUS

  • Brand: ABB
  • Price range (USD): 100-20000
  • Country: Switzerland
  • Parameter: Input Voltage: 24VDC
    Operating Temperature: -40℃ ~ 85℃
    Communication Protocols: IEC 61850, Modbus, DNP3, RS485, Ethernet, etc.
    Protection Functions: Overcurrent protection, overvoltage protection, undervoltage protection, differential protection, earth fault protection, etc.
    Mounting Method: DIN rail or panel mounting

ABB REF542PLUS

Overview

The ABB REF542PLUS is a multifunctional protection and control device specifically designed for power systems, providing protection, monitoring, and control functions. It inherits the advantages of its predecessor while featuring enhanced performance and expanded capabilities, making it widely applicable in fields such as distribution automationindustrial automation, and new energy integration. Its core functions include overcurrent protection, earth fault protection, remote control, and automatic reclosing. Additionally, it supports a variety of communication protocols (e.g., IEC 61850Modbus) and multiple communication interfaces (e.g., EthernetRS485).

Parameters

Input Voltage: 24VDC
Operating Temperature: -40℃ ~ 85℃
Communication Protocols: IEC 61850ModbusDNP3RS485Ethernet, etc.
Protection Functions: Overcurrent protection, overvoltage protection, undervoltage protection, differential protection, earth fault protection, etc.
Mounting Method: DIN rail or panel mounting

Product Features

Multifunctional Integration: Integrates protection, measurement, monitoring, and communication functions, supporting remote control and fault diagnosis.
Modular Design: Adopts a modular structure to enable flexible configuration and expansion.
Communication Capability: Supports multiple communication protocols, allowing integration with upper-level systems.
Reliability: Utilizes high-reliability components and offers protection ratings (e.g., IP20 / IP54).

Structure and Composition

Structure: Comprises a protection module, a control module, communication interfaces, and a display panel.
Mounting Method: Supports DIN rail or panel mounting; some models also support wall-mounted installation.
Composition: Includes input/output modules, communication interfaces, a power module, and a control panel.

Application Fields

Power Systems: Distribution automation, substation protection, and medium-low voltage distribution systems.
Industrial Sector: Industrial automation, motor protection, and control of pumps and fans.
New Energy: Photovoltaic power generationwind power generation, and other new energy integration scenarios.

Installation and Maintenance

Installation: Supports DIN rail or panel mounting; some models also support wall-mounted installation.
Maintenance: The modular design facilitates maintenance and expansion, and the device supports remote monitoring and fault diagnosis.


 


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