MVAX 12/ 21/ 31/ 91 498
Type MVAX 12/ 21/ 31/ 91: Trip circuit supervision relays
Features
à ¯  ¿  ½ Low burden
à ¯  ¿  ½ Trip circuit can be supervised with
breaker open or....

The MCAG relay, used with a stabilising resistor, is
designed for applications where sensitive settings with
stability on heavy through faults are required, and is
recommended....

The LFAA auto-reclose relay provides facilities for
single or two-shot reclosures of one or two circuit
breakers following their tripping for a fault on an
overhead line. The....

Two-stage directional earth-fault relay for distribution
networks
Directional low-set earth-fault stage with definite
time characteristic
Directional high-set earth-fault....

Motors are the interface between electrical and mechanical equipment. They are connected to the machines they drive
and are therefore exposed to the same environment.
Motors may....

HFA Multicontact Auxiliary Relay

The type HFA relay is designed for applications where a number of auxiliary functions must be performed simultaneously. Six contacts are....

Section 1. DESCRIPTION
The MCGG 22, 42, 52, 62 and 82 are single, two, three or four pole overcurrent
relays, with separate measuring boards for each phase or earth fault input.....

The LFAA auto reclose relay provides facilities for single or two shot reclosures of one or two circuit breakers following their tripping for a fault on an overhead line.

1. INTRODUCTION
This document details the VDEW/ IEC60870-5-103 KITZ protocol converter.
It describes the operation and features of the unit in sufficient detail to allow users....

Sepam Series 80
For custom applications
PE50463
Characteristics
b 42 logic inputs
b 23 relay outputs
b logical equation editor
b 2 communication ports
for multi-master or
....

MRI3 - Digital multifunctional relay for overcurrent protection
2 TD_ MRI3_ 11.07_ GB
Contents
1 Introduction and application
2 Features and characteristics
3 Design
3.1....

Sepam series 20
Suitable for common applications, Sepam series 20 offers simple solutions
based on current or voltage metering.
b protection of substation incomers and feeders....

117
3
Base unit
Presentation
User-Machine Interface
Two types of User-Machine Interfaces ( UMI) are available for Sepam series 80 base
units:
b mimic-based UMI
b advanced....

Modem AJ2885P ensures the protected transport of the
data 33, 600 bps, the transmission of fax to 14, 400 bps and
provides a rate of 115, 200 bps to the terminal.
Features
à ¯ ....

Application and Description
The MVTR 51 multi-shot, three phase
auto-reclose relay is designed for use
on medium voltage distribution or
transmission systems. A block diagram
....

117
3
Base unit
Presentation
User-Machine Interface
Two types of User-Machine Interfaces ( UMI) are available for Sepam series 80 base
units:
b mimic-based UMI
b advanced....

Features â € ¢ Fail-safe sequential disconnection of
current, voltage and trip circuits when the
test-plug handle is inserted.
â € ¢ Latching feature when the test-plug handle
is....

Modul communications link BM 9100 AREVA

Modul communications link BM 9100 AREVA

Modul communications link BM 9100 AREVA

Modul communications link BM 9100 AREVA

The following protective devices are used so that, upon a fault development inside a Transformer, an alarm is set off or the Transformer is disconnected from the circuit. In the....

REJ 525 is a combined phase and neutral
overcurrent relay for short-circuit and time
overcurrent protection and non-directional
earth-fault protection of overhead lines
and....