Reliable, secure, and comprehensive protection for all electrical assets

Provide reliable, secure and complete protection and control for electrical equipment such as motors,
generators and transformers in all industrial applications, featuring built-in IO, logic controller and PLC/SCADA communications

Entry-level, yet powerful protection for motors and other electrical assets, finding application in power control centres and switchgear, motor control centres, etc.

Complete and reliable protection for any size LV or MV motor and electrical equipment, including diagnostics, monitoring and starting control functions,

~20 ANSI protection functions in one relay, plus energy measurements with up to 9th harmonic spectrum analyser - 4x current, 4x voltage and 1x ground current inputs,
Programmable logic functions,

Various current rating CT module blocks (with voltage sensing) and core balance CTs available,

Built-in PLC / SCADA port: 
- Ethernet models with Modbus TCP or Profinet
- RS485 models with Modbus RTU or Profibus DP v1

MEprotect / core relay

Powerful LV and MV motor protection and management, plus core electrical protection functions

MEprotect / core relay	

Powerful protection for electrical energy distribution assets, with typical applications in all LV and MV switchgear

Robust and reliable protection for all types of electrical equipment and distribution switchgear, and featuring powerful diagnostics, monitoring and control functions

>45 ANSI protection functions in one relay, plus energy measurements with up to 31st harmonic spectrum analyser - 4x current, 4x voltage and 1x ground current inputs, 

Programmable logic functions,

Various current rating CT module blocks (with voltage sensing) and essence balance CTs available,

Built-in PLC / SCADA port as on core model

MEprotect / essence relay

Comprehensive low and medium voltage energy distribution protections

Advanced, complex protection for critical electrical generation and distribution assets such as generator and transformers

Reliable, complex and powerful protection relay for differential and related protection needs, featuring comprehensive diagnostics, monitoring and control functions,

>55 ANSI protection functions in one relay, plus energy measurements with up to 31st harmonic spectrum analyser - 8x current, 8x voltage and 2x ground current inputs,

Programmable logic functions,

Various current rating CT module blocks (with voltage sensing) and essence balance CTs available,

Built-in PLC / SCADA port as on core model

MEprotect / pro relay

Advanced, complex protection system typical in transformer and generator safety applications

Accessories to allow rapid creation of powerful MEprotect-based protection systems

Comprehensive set of optional accessories to complement the power of MEprotect relays for designing and building cost-effective, reliable and high-quality electrical asset protection applications.

Options

Relay expansion modules

CT module blocks (with voltage sensing up to 550Vac)

Core balance CTs

HMIs / Graphical Operator Terminals

Other accessories

Network + IO expansion modules, CT/VT blocks, insulation failure sensors, HMIs, etc.

Protection Relays - MEprotect

Reliable, secure, and comprehensive protection for all electrical assets

Product List

MEprotect / core relay

MEprotect / essence relay

MEprotect / pro relay

Options