Protection relays

ARKENS, electrical grid flexibility at the heart of the energy transition

ARKENS PR, a multipurpose, accurate and scalable protection relay

SCLE SFE offers an innovative digital control solution to meet the flexibility needs of the RTE network to:

  • Ensure the protection of power transformers, HV and EHV lines and cables to guarantee the safety of electrical installations
  • Supervise and control the works and utilities of the transformer substation to act in real time according to the operating needs
  • Perform a large number of diagnostic and reconfiguration operations remotely thanks to advanced remote maintenance functions


Contact a sales representative

for more information

Sébastien Ballay



High voltage substation control and automation

SCLE provides expertise, design and integration of protection, command-control and power electronics equipment, combining hardware and software, all manufactured by us in France.


Power electronics

Guaranteeing frequency and voltage stability for end users is a key challenge for electrical grid operators.


Measuring equipment

Assessment and diagnosis of electrical grid performance

Our products

Our ranges of products and solutions adapted to electrical networks & rail transport networks.

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