VAMP Ltd
Motor protection relay
Operation and Configuration
VAMP 150
VM150.EN005
Vamp 24h support phone : +358 (0)20 753 3264
5
1.
General
This part of the manual describes the general functions of the
motor protection relay VAMP 150 and includes the relay
operation instructions. It also includes instructions on
parameterization 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.
1.1.
Relay features
The motor protection relay VAMP 150 is a non-directional
current measuring protection relay for internal short-circuit,
internal earth-fault, unbalance, single phasing, overload and
too frequent starting protection. It features the following
protection functions.
•
Thermal overload stage
•
Three overcurrent stages
•
Two earth-fault stages
•
One undercurrent stage
•
Phase unbalance stage
•
Current unbalance stage
•
Frequent starts supervision
•
Start-up supervision and stall protection
•
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.
