MiCOM P521

Feeder Differential Protection Relays

Part of PowerLogic™

MiCOM P521 provides high speed, two ended current differential unit protection of overhead lines and underground cables in applications such as ring mains and parallel feeders. Models available: MiCOM P521 - Discontinued on 31 December 2023
MiCOM P521 Schneider Electric Feeder Differential Protection Relays

Need help?

Need help?

Product Selector

Product Selector

Quickly and easily find the right products and accessories for your applications.

Get a Quote

Get a Quote

Start your sales inquiry online and an expert will connect with you.

Where to buy?

Where to buy?

Easily find the nearest Schneider Electric distributor in your location.

Help Center

Help Center

Find support resources for all your needs, in one place.

  • Products Documentation
  • Software Downloads
  • Product Selector
  • Product Substitution and Replacement
  • Help and Contact Center
  • Find our Offices
  • Get a Quote
  • Where to buy
  • Schneider Electric Community
  • Careers
  • Company Profile
  • Report a misconduct
  • Accessibility
  • Investors
  • EcoStruxure
  • Job Search
  • Blog
  • Privacy Policy
  • Cookie Notice
  • Terms of use
  • Change your cookie settings