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Description

ABB REX521 Feeder Protection RelayThe ABB REX521 is a feeder protection relay designed for use in medium voltage power systems. In simpler terms, it's a device that monitors and protects electrical feeders from problems like overload or faults. Features: Protection, control, measurement and monitoring: The REX521 can not only protect feeders but also control, measure and monitor them. Typical applications: The REX521 is typically used for incoming and outgoing feeders and substation

High immunity to interference

Main circuit breakers (MCBs): Accessible from the front of the module

Number of Input Channels: 16

Diagnostic capabilities: Provides comprehensive diagnostic tools for troubleshooting and problem resolution

The TQ412 111-412-000-013 refers to the specific ordering code for this sensor

46 kg (1 lb)

DIN rail mountable: Simplifies installation and maintenance

Output Type: Voltage or current

The processor is designed for easy installation and configuration

Real-time process monitoring and control

IECEx (pending)

Machine tools: The module is ideal for controlling the axes of machine tools