VAMP Ltd
Feeder and motor manager
Operation and configuration
VAMP 257
VM257.EN002
VAMP 24h support phone +358 (0)20 753 3264
15
3.1.2.
Basic menu structure of protection functions
Example I>:
I>STATUS:
Status
Trip
State of protection function (-, Start, Trip)
SCntr 8
Start
counter
TCntr 7
Trip
counter
Force
Off
Forced operation of state (ON, OFF)
SET I> (several SET menus possible):
ILmax
100A Actual value, the value on which the protection is based
Status
-
State of protection function (-, Start, Trip)
I>
110A Set value of protection function [A]
I>
1.10xI
n
Set value of protection function [pu]
Curve IEC
Delay curve family ( IEC, IEEE, IEEE2, RI, Prg1-Prg3,
DT)
Type
DT
Selection of delay time curve (DT, NI, VI, EI, LTI,
Parameters)
k> 0.50
Inverse
time
coefficient
t>
0.30s Operation delay
Dly20x
1.13s Inverse delay (20x)
Dly4x
2.48s Inverse delay (4x)
Dly2x
5.01s Inverse delay (2x)
Dly1x
35.90s Inverse delay (1x)
LOG I>:
Index
1
Order number of start 1 - 8
Type
-
Recorded event data
Flt
A
Maximum fault current [A]
Load
A
1 s mean value of the pre-fault phase current [A]
EDly
%
Duration of fault (100% = the stage has tripped)
LOG2 I>:
Index
1
Order number of start 1 - 8
2002-08-22 Event time stamp
20:34:11
67ms
I> event mask:
St_On
Selection of events into Event list (Enabled)
St_Off
Selection of events into Event list (Enabled)
Tr_On
Selection of events into Event list (Enabled)
Tr_Off
Selection of events into Event list (Enabled)