VAMP 210
Generator protection relay
Technical description
VAMP Ltd
32
Vamp 24h support phone: +358 (0)20 753 3264
VM210.EN004
Parameters of the arc protection:
ArcI>
Parameter: Value/unit:
ArcI>
pu
Setting value as per times In
Setting
values
ArcCn
Arc sensor connection: L1, L2, BI,
L1/L2, L1/BI, L2/BI, L1/L2/BI
LCntr
Cumulative start counter, all arc
activations
SCntr
Cumulative start counter, only
selected ArcCn arc activations
TCntr
Cumulative trip counter
Recorded
values
Flt %
Maximum value of fault current as
per times In
ArcI
0
>, ArcI
02
>
Parameter: Value/unit:
ArcI
0
>,
ArcI
02
>
pu
Setting value as per times I
0
n
Setting
values
ArcCn
Arc sensor connection: L1, L2, BI,
L1/L2, L1/BI, L2/BI, L1/L2/BI
LCntr
Cumulative start counter, all arc
activations
SCntr
Cumulative start counter, only
selected ArcCn arc activations
TCntr
Cumulative trip counter
Recorded
values
Flt
%
Max. fault current
2.3.
Measurement functions of the relay
All measurements, except frequency, are based on fundamental
frequency values. They are not RMS values.
Phase currents I
L1
, I
L2
, I
L3
Measuring range 0 - 50 x In
In = 1 A or 5 A
Residual currents I
01
, I
02
Measuring range 0 - 5 x In
In = 1 A or 5 A
Phase-to-phase voltages U12, U23, U31
Measuring range 0 - 175 V ac
Residual voltage U
0
Measuring range 0 - 175 V ac
Frequency f
Measuring range 16 - 75 Hz
Reverse power factor P.F.
Measuring range 0...+1 inductive
-1...0 capacitive