Auxiliary relays

Auxiliary relais – Reyrolle 7PG11

Reyrolle 7PG11

The range comprises electro-mechanical relays for a range of auxiliary and tripping functions. Various combinations of coils, contacts, operation indicator flags can be specified. Options are also available for operate and reset modes. 7PG11 AR relays - general auxiliary functions – repeats, indications, scheme logic FR relays.

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Features & functions

Auxiliary relay Reyrolle 7PG11

Features

Type AR relays are a range of electro-mechanical relays with up to 8 contacts and complying with IEC 61850. They can be supplied in most combinations of contact, flag and reset arrangements. The relays are identified by a series of numbers and letters which define important relay features. The following comments are provided as a guide to the various features of type AR relays.

Functions

The relays are identified by a series of numbers and letters which define important relay features.

  • AR - 1
    Up to 8 self reset contacts, in any combination of normally open or normally closed as required.
  • AR - 2
    Up to 8 self reset contacts, in any combination of normally open or normally closed as required. 
  • AR - 3
    Electrical and hand set contacts supplied with a contact reset mechanism in the relay case cover. 
  • AR - 4
    Hand and self reset contacts, can be supplied with 2 hand reset contacts and a maximum of 4 self reset contacts. All the contacts may be either normally open or normally closed.
  • AR - 6
    Electrical reset contacts with optional self-reset flag. 
  • AR – 3 & 6
    Reset coils are short time rated, we recommend that reset circuits include a normally open (cut-off) contact.

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