Range of digital protection relays, ready-to-use, providing all the functions required by an application:
complete protection against internal transformer faults
restricted earth fault protection included
simple implementation due to the use of neural networks
alarms and indication
control monitoring and diagnosis
Two applications: D32:three-winding differential protection for public and industrial distribution network. D31: three-winding differential protection for HV/MV substations.
Simplicity and performance, headed in the right direction Protect your power system with full peace of mind using Sepam protection relays.
20 years of experience in digital relays
A consistent range of relays organized according to applications
Protection of a three-ended zone which includes a transformer, an auto-transformer or a generator-transformer unit.
Go Beyond Digitisation with Premset Live! App Features
3D modelling and augmented reality can help you increase the efficiency, reliability and safety of your medium voltage assets, with Premset Live app!
Learn more on Premset
ECOFIT - Modernisation of Switchboards
Modernisation offer refers to a partial or complete replacement of an old equipment by a new one. It aims to extend the electrical equipment’s life cycle and to enhance its availability and the operational reliability.
Learn more on Ecofit