ABB Relion 650 Series Product Manual page 47

Transformer protection RET650
Version 1.1 ANSI
Monitoring
Table 44. Measurements CVMMXN
Function
Voltage
Connected current
Active power, P
Reactive power, Q
Apparent power, S
Apparent power, S Three phase
settings
Power factor, cos (φ)
1)
Accuracy valid for 50 Hz. At 60 Hz both accuracies are ±2.0%
2)
Accuracy valid for 50 Hz. At 60 Hz the accuracy is <0.04.
Table 45. Event counter CNTGGIO
Function
Counter value
Max. count up speed
ABB Power Grids
Range or value
(0.1-1.5) ×V
n
(0.2-4.0) × I
n
0.1 x V < V < 1.5 x V
n n
0.2 x I < I < 4.0 x I
n n
0.1 x V < V < 1.5 x V
n n
0.2 x I < I < 4.0 x I
n n
0.1 x V < V < 1.5 x V
n n
0.2 x I < I < 4.0 x I
n n
cos phi = 1
0.1 x V < V < 1.5 x V
n n
0.2 x I < I < 4.0 x I
n n
Range or value
0-10000
10 pulses/s
© Copyright 2011 ABB Power Grids. All rights reserved
M12386-1 v6
Accuracy
± 0.5% of V at V£V
n n
± 0.5% of V at V > V
n
± 0.5% of I at I £ I
n n
± 0.5% of I at I > I
n
at S ≤ S
± 1.0% of S
n n
± 1.0% of S at S > S
n
at S ≤ S
± 1.0% of S
n n
± 1.0% of S at S > S
n
at S ≤ S
± 1.0% of S
n n
± 1.0% of S at S > S
n
± 0.5% of S at S > S
n
at S ≤ S
± 0.5% of S
n n
2)
< 0.02
M13416-1 v4
Accuracy
-
-
1MRK 504 127-BUS B
IP11408-1 v1
1)
1)
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