ABB Relion REL650 Series Product Manual page 90

Line distance protection REL650
Version 2.2
Table 108. Technical data covering measurement functions: CVMMXN, CMMXU, VMMXU, CMSQI, VMSQI, VNMMXU
Function
Voltage
Connected current
Active power, P
Reactive power, Q
Apparent power, S
Apparent power, S Three phase
settings
Power factor, cos (φ)
Table 109. Current measurement CMMXU
Function
Current at symmetrical load
Phase angle at symmetrical load
Table 110. Voltage measurement phase-phase VMMXU
Function
Voltage
Phase angle
Table 111. Voltage measurement phase-earth VNMMXU
Function
Voltage
Phase angle
90
Range or value
(0.1-1.5) ×U
r
(0.2-4.0) × I
r
0.1 x U < U < 1.5 x U
r r
0.2 x I < I < 4.0 x I
r r
0.1 x U < U < 1.5 x U
r r
0.2 x I < I < 4.0 x I
r r
0.1 x U < U < 1.5 x U
r r
0.2 x I < I < 4.0 x I
r r
cos phi = 1
0.1 x U < U < 1.5 x U
r r
0.2 x I < I < 4.0 x I
r r
GUID-5E04B3F9-E1B7-4974-9C0B-DE9CD4A2408F v6
Range or value
(0.1-4.0) × I
r
(0.1-4.0) × I
r
GUID-374C2AF0-D647-4159-8D3A-71190FE3CFE0 v5
Range or value
(10 to 300) V
(10 to 300) V
GUID-ED634B6D-9918-464F-B6A4-51B78129B819 v6
Range or value
(5 to 175) V
(5 to 175) V
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Accuracy
±0.5% of U
at U£U
r r
±0.5% of U at U > U
r
±0.5% of I at I £ I
r r
±0.5% of I at I > I
r
±1.0% of S at S ≤ S
r r
±1.0% of S at S > S
r
±1.0% of S at S ≤ S
r r
±1.0% of S at S > S
r
±1.0% of S at S ≤ S
r r
±1.0% of S at S > S
r
±0.5% of S at S > S
r
±0.5% of S at S ≤ S
r r
< 0.02
Accuracy
±0.3% of I at I ≤ 0.5 × I
r r
±0.3% of I at I > 0.5 × I
r
±1.0 degrees at 0.1 × I < I ≤ 0.5 × I
r
±0.5 degrees at 0.5 × I < I ≤ 4.0 × I
r
Accuracy
±0.5% of U at U ≤ 50 V
±0.2% of U at U > 50 V
±0.5 degrees at U ≤ 50 V
±0.2 degrees at U > 50 V
Accuracy
±0.5% of U at U ≤ 50 V
±0.2% of U at U > 50 V
±0.5 degrees at U ≤ 50 V
±0.2 degrees at U > 50 V
1MRK 506 384-BEN H
r
r
Hitachi Power Grids