ABB REL670 Product Manual page 106

Line distance protection REL670 2.2
Product version: 2.2
Monitoring
Table 135. Power system measurement CVMMXN
Function
Frequency
Voltage
Current
Active power, P
Reactive power, Q
Apparent power, S
Power factor, cos (φ)
Table 136. Current measurement CMMXU
Function
Current at symmetrical load
Phase angle at symmetrical load
Table 137. Voltage measurement phase-phase VMMXU
Function
Voltage
Phase angle
106
Range or value
(0.95-1.05) x f
r
(10 to 300) V
(0.1-4.0) x I
r
(10 to 300) V
(0.1-4.0) x I
r
(100 to 220) V
(0.5-2.0) x I
r
cos φ< 0.7
(10 to 300) V
(0.1-4.0) x I
r
(100 to 220) V
(0.5-2.0) x I
r
cos φ> 0.7
(10 to 300) V
(0.1-4.0) x I
r
(100 to 220) V
(0.5-2.0) x I
r
(10 to 300) V
(0.1-4.0) x I
r
(100 to 220) V
(0.5-2.0) x I
r
Range or value
(0.1-4.0) × I
r
(0.1-4.0) × I
r
Range or value
(10 to 300) V
(10 to 300) V
Accuracy
±2.0 mHz
±0.3% of U at U≤ 50 V
±0.2% of U at U> 50 V
±0.8% of I at 0.1 x I < I < 0.2 x I
r
± 0.5% of I at 0.2 x I < I < 0.5 x I
r
±0.2% of I at 0.5 x I < I < 4.0 x I
r
±0.5% of S at S ≤0.5 x S
r r
±0.5% of S at S > 0.5 x S
r
±0.2% of P
±0.5% of S at S ≤0.5 x S
r r
±0.5% of S at S > 0.5 x S
r
±0.2% of Q
±0.5% of S at S ≤0.5 x S
r r
±0.5% of S at S >0.5 x S
r
±0.2% of S
<0.02
<0.01
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
1MRK 506 372-BEN -
r
r
r
r
r
ABB