General; Relay Features - VAMP 140 Operation And Configuration Instructions

VAMP Ltd
1.
1.1.
VM140.EN011
Overcurrent and earth-fault relay
Operation and Configuration

General

This part of the manual describes the general functions of the
combined overcurrent and earth-fault relay VAMP 140 and
includes the relay operation instructions. It also includes
instructions on parameterisation and configuration of the relay
and instructions on changing of settings.
The second part of the publication includes detailed protection
function descriptions as well as application examples and
technical data sheets.
The Mounting and Operation Instructions are published in a
separate publication, code named VMMC.EN0xx.

Relay features

The combined overcurrent and earth-fault relay VAMP 140 is a
non-directional current measuring protection relay for
overcurrent, short-circuit and earth-fault protection. It features
the following protection functions:
Three overcurrent stages
•
Three earth fault stages
•
One sensitive earth fault stage
•
Current unbalance stage
•
Circuit breaker failure protection
•
Further the relay includes a disturbance recorder and is
optionally available with an arc supervision unit. It is also
equipped with a current measuring transducer, the output
signal of which can be wired to an external meter or a SCADA
system.
The relay communicates with other systems using common
protocols, such as the ModBus RTU, ModBus TCP, Profibus
DP, IEC 60870-5-103 and it can be connected to the fibre-optic
SPA bus.
Vamp 24h support phone +358 (0)40 573 6316
VAMP 140
5