SEG Protective Relays (HighPROTEC line)

Drake Controls supplies and supports the SEG HighPROTEC line of digital protection relays for power generation and distribution applications. The modular HighPROTEC product families cover mains decoupling, feeder, motor, transformer, generator, and line protection, so the right relay can be matched to your grid code and application requirements.

SEG protection relays

These protection and control solutions span the simplest standby installations to the most complex utility and industrial power systems. Drake can quote, source, and support SEG HighPROTEC relays for new projects, upgrades, and obsolescence replacements.


SEG HighPROTEC Product Lines

Modular relay families covering the full range of protection requirements, from low-voltage installations to grid-code-compliant decoupling.

HighPROTEC Line

HighPROTEC Line

HighPROTEC stands for the most sophisticated relays with the highest adaptability to specific grid requirements (grid codes).

System Line

System Line

These Protection and Control Systems offer a very high degree of functionality with a separated operation panel (HMI).

High Tech Line

High Tech Line

These relays combine well-proven technology and easy handling.

Professional Line

Professional Line

Comprehensive protective functions and a competitive price-performance ratio are the hallmarks of these relays.

WI Line

WI Line

All relays from this line are self-powered time-overcurrent relays, taking their energy directly from the current transformers.

Basic Line

Basic Line

The right choice for low-voltage applications.


Protection by Application

HighPROTEC relays cover the full range of power-system protection functions across generation and distribution.

Mains Decoupling

Mains Decoupling

Feeder Protection

Feeder Protection

Motor Protection

Motor Protection

Transformer Protection

Transformer Protection

Generator Protection

Generator Protection

Line Differential Protection

Line Differential Protection


Need help selecting a SEG HighPROTEC relay?

Drake can help you match the right HighPROTEC line and protection functions to your grid code and application, and quote pricing and lead times.