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Control & Instrumentation: DEIF


Pure Energy Solutions for Sub-Saharan Africa

Protective Relay

A Simplified Solution For Genset Builders.

Protective relays are essential to ensuring the safety and reliability of generator systems. These intelligent devices continuously monitor key electrical parameters—such as voltage, current, and frequency—and react instantly to abnormal conditions. Whether it’s an overload, short circuit, or frequency deviation, protective relays act fast to isolate the issue and prevent costly damage or downtime.


At the heart of any modern generator protection system, our advanced relays provide peace of mind, improved system uptime, and long-term equipment protection. Engineered for precision and performance, they’re an indispensable part of any power generation setup.

Relay Product Range

Overview

Loss of Mains

  • LMR - 111D
  • LMR - 122D

Current & Short Circuit

  • RMC - 111D
  • RMC - 121D
  • RMC - 122D
  • RMC - 131D
  • RMC - 132D
  • RMC - 142D

Frequency

  • RMF - 112D

Power Protection

  • RMP - 111D
  • RMP - 112D
  • RMP - 121D

Loss of Excitation

  • RMQ - 111D
  • RMQ - 121D

Voltage

  • RMV - 112D
  • RMV - 122D
  • RMV - 132D
  • RMV - 142D

Experience ultimate control. iE250


Spare Parts & Technical Support

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Technical Data Sheet

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Drawings

Maintenance and Parts Manual

Training

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Spare Parts

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Technical Support

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