Welcome to the Schneider Electric Website

Welcome to our website.

Select your location

Sepam 3 - Winding Differential Protection

Protection Relays for Protection of Networks and HV/MV Substations

End of commercialisation

High-performance differential protection relays for the protection of distribution systems, transformers and HV/MV substations. Models available: Sepam D31, D32

Sepam 3 - Winding Differential Protection
  • Features

    Sepam 3 offers a 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
    • metering
    • alarms and indication
    • control monitoring and diagnosis
    • communication
    Two applications:
    D32:three-winding differential protection for public and industrial distribution network.
    D31: three-winding differential protection for HV/MV substations. Standard Manufacturers Warranty: 2 years

    Benefits

    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 organised according to applications

    Applications

    Protection of a three-ended zone which includes a transformer, an auto-transformer or a generator-transformer unit.

Can we help you?

Our support centre contains FAQs, CAD files, catalogues, brochures, substitution information and more. If you can't find what you need, just have a chat with us.

Approved partners

Browse our network of approved partners ranging from panel builders to system integrators or home automation specialists to power integrators.
Compare products: /