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Protection Relays by Range

Our catalog of Protection Relays provides leading and reliable protection and control for any network application. The latest Easergy Protection Relays also offer comprehensive security and dependability for your electrical grid, from overcurrent and arc protection to distance and differential protection of the transmission line. Our Easergy range offers solid protection with advanced communications such as the IEC 61850 to give you peace of mind in protecting your grid.

Easergy Protection

Easergy protection relays are our latest offering of protection relays. With heritage in many brands, our devices offer over 100 years of protection relay experience combined with the latest technology, communication and IoT connected concepts. Covering all protection relay applications from overcurrent to distance, they provide a scalable range of devices with a modern, digital experience.

Easergy P3 Protection Relays

Easergy P3 Protection Relays

Compact protective relays for standard MV applications. Easy-to-use protective relays for Medium Voltage applications with fast delivery, ideal for Panel builders, Contractors and Partners to save time. From overcurrent to advanced protection, with Arc detection and Ethernet communication including IEC 61850

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Easergy P5 Protection Relays

Easergy P5 Protection Relays

Withdrawable protective relays for demanding MV applications. Medium Voltage protection relays with a focus on safety and cyber security. Easy to use for panel builders, system integrators and end users. From overcurrent to differential protection with arc flash protection, LPCTs, LPVTs, redundant Ethernet communication and IEC 61850

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Reduce arc flash risks and protect your MV installation

Read our e-guide to learn how to protect your MV switchboard and differentiate yourself from the competition with your arc flash expertise.

Easergy MiCOM Px30 Series

Easergy MiCOM 30 Series protective devices offer comprehensive protection of MV, HV and EHV networks. With flexible, modular hardware, Ethernet communication and cyber security, they are a trusted device to protect your critical power system assets.

Easergy MiCOM P13x

Easergy MiCOM P13x

Feeder Management Protection and Bay Control Devices. Easergy MiCOM P13x is a range of feeder management and one-box solutions for flexible and comprehensive protection and control of feeders. Models available: Easergy MiCOM P132 and Easergy MiCOM P139 with new Graphical HMI

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Easergy MiCOM P63x Protection Relays

Easergy MiCOM P63x Protection Relays

Transformer Differential Protection and Control Devices. Easergy MiCOM P63x series differential protection devices are designed for fast, selective, short-circuit protection of transformers, motors, generators and other installations. Models available: Easergy MiCOM P631, Easergy MiCOM P632, Easergy MiCOM P633 and Easergy MiCOM P634.

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Easergy MiCOM C434

Easergy MiCOM P43x

Distance Protection and Control Relays. Easergy MiCOM P43x distance protection and one-box devices are used for selective short circuit, ground fault and overload protection in medium-, high- and extra-high voltage systems. Models available: Easergy MiCOM P433, Easergy MiCOM P435, Easergy MiCOM P437, Easergy MiCOM P439 with new Graphical HMI.

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Easergy MiCOM C434

Easergy MiCOM P532

Line Differential Protection and Bay Control Device. Easergy MiCOM P532 provides a two-ended line differential protection function with all of the necessary protection communication interfaces.

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Easergy MiCOM C434

Easergy MiCOM P138

Overcurrent Protection Device for Rail Applications. The Easergy MiCOM 30 series rail devices are dedicated to railway catenary protection. The Easergy MiCOM P138 specifically provides directional overcurrent protection for rail applications

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Easergy MiCOM C434

Easergy MiCOM P436 and P438

Distance Protection Devices for Rail Applications. Easergy MiCOM 30 series rail devices are dedicated to railway catenary protection. The Easergy MiCOM P436 provides catenary protection for classic and two-phase AT feeders.

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Easergy MiCOM new HMI - 84TE - Graph HMI

Easergy MiCOM P638

Transformer Protection Device for Rail Applications. Easergy MiCOM Px30 rail devices are dedicated to railway catenary protection. The Easergy MiCOM P638 provides transformer differential protection

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Easergy MiCOM Px40 Series

A trusted name in protection relays worldwide; our Easergy MiCOM P40 series contains all of the applications you need for MV, HV and EHV protection. High-performance protection functions, Ethernet communication and Cyber security makes this range ready for modern challenges.

Easergy MiCOM P24x

Easergy MiCOM P14x

Feeder Overcurrent & Earth Fault Protection Relays. Overcurrent, Earth Fault and complete feeder power system protection, control and monitoring including advanced communication and integrated functions dedicated to feeders. Models available: MiCOM P141, MiCOM P142, MiCOM P143, MiCOM P145

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Easergy MiCOM P24x

Easergy MiCOM P24x

Rotating Machine and Motor Protection Relays. Easergy MiCOM P24x relays offer advanced protection, control and monitoring of motors and rotating machines. Models available: MiCOM P241, MiCOM P242, MiCOM P243

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Easergy MiCOM P24x

Easergy MiCOM P341

Interconnection Protection Relays. Easergy MiCOM P341 Interconnection protection relays offer the protection requirements necessary for operating machines in parallel with the main power supply network. Models available: MiCOM P341, MiCOM P922 G

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Easergy MiCOM P34x

Easergy MiCOM P34x

Generator Protection Relays. Easergy MiCOM generator protection relays provide flexible and reliable integration of protection, control, monitoring and measurement functions for small, medium and large generators. Models available: MiCOM P342, MiCOM P343, MiCOM P344, MiCOM P345

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Easergy MiCOM P44x

Easergy MiCOM P44x

High Performance Relay Distance Protection. Easergy MiCOM P44x provides high speed and high performance distance protection for all overhead lines and cable applications and offers a comprehensive range of protection functions as standard. Models available: MiCOM P441, MiCOM P442, MiCOM P443, MiCOM P444, MiCOM P445, MiCOM P446

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Easergy MiCOM P34x

Easergy MiCOM P54x

Line Differential Protection Relays. Easergy MiCOM P54x is designed for high performance overhead line and cable applications, it interfaces readily with the longitudinal (end to end) communications channels and has optional distance backup protection. Models available: MiCOM P541, MiCOM P542, MiCOM P543, MiCOM P544, MiCOM P545, MiCOM P546

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Easergy MiCOM P64x Protection Relays

Easergy MiCOM P64x Protection Relays

Transformer Protective Relays. Easergy MiCOM P64x series provides fast and complete protection for transformer faults, preserving service life. Designed for two and three winding transformers (including autotransformers), it is easy to use and the setting wizard requires only nameplate data. Models available: MiCOM P642, MiCOM P643, MiCOM P645

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Easergy MiCOM P740

Easergy MiCOM P740

Numerical Busbar Protection Relay Scheme (Distributed). The Easergy MiCOM P740 numerical busbar protection scheme provides scalable and complete protection for all voltage levels, from low to extra or ultra high-voltage busbar configurations. Models available: MiCOM P741, MiCOM P742, MiCOM P743

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Easergy MiCOM P64x Protection Relays

Easergy MiCOM P746

Numerical Busbar Protection Relay Scheme (Centralized). Easergy MiCOM P746 numerical busbar protection provides centralized complete protection for all voltages level up to extra high voltage busbar configurations. Models available: MiCOM P746

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Easergy MiCOM P841

Easergy MiCOM P841

Multifunction Line Terminal Protection & Control Device. Easergy MiCOM P841 is a multifunctional line terminal IED for control and back-up protection in transmission and sub-transmission feeder bays. Models available: MiCOM P841

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Easergy MiCOM P849

Easergy MiCOM P849

IEC 61850 Input & Output Extension Device. Easergy MiCOM P849 is the digital input and output extension device for the MiCOM range. Models available: MiCOM P849

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