VAMP 140
Overcurrent and earth-fault relay
Technical description
VAMP Ltd
2
Vamp 24h support phone +358 (0)40 573 6316
VM140.EN011
4.4.
Serial communication connections .............................. 39
4.5.
Current transducer........................................................... 39
4.6.
Arc protection .................................................................. 40
4.7.
Block diagram .................................................................. 41
4.8.
Connection diagram ...................................................... 42
5.
Technical data .....................................................................43
5.1.
Connections ..................................................................... 43
5.1.1.
Measuring circuitry ................................................. 43
5.1.2.
Auxiliary voltage ..................................................... 43
5.1.3.
Digital input.............................................................. 43
5.1.4.
Trip contacts (T1 and T2)........................................ 44
5.1.5.
Alarm contacts (A1...A3) and IF........................... 44
5.1.6.
Local serial communication port ......................... 44
5.1.7.
Remote control port............................................... 44
5.1.8.
mA output................................................................ 44
5.1.9.
Arc option card ...................................................... 45
5.1.10.
Connectors.............................................................. 45
5.2.
Tests and environmental conditions ............................. 45
5.2.1.
Disturbance tests (EN 50263)................................. 45
5.2.2.
Test voltages............................................................ 46
5.2.3.
Mechanical tests .................................................... 46
5.2.4.
Environmental conditions...................................... 46
5.2.5.
Casing ...................................................................... 46
5.3.
Protection stages ............................................................. 46
5.3.1.
Overcurrent protection ......................................... 46
5.3.2.
Residual current protection .................................. 47
5.3.3.
Arc protection (option) ......................................... 48
5.4.
Disturbance Recorder (DR) ............................................ 49
6.
Construction .........................................................................50
6.1.
Dimensional drawing....................................................... 50
6.2.
Panel mounting ................................................................ 51
6.3.
Semi-flush mounting......................................................... 51
7.
Order information.................................................................52
8.
Reference information.........................................................53