Phase-Neutral Voltage Measurement Vnmmxu; Current Sequence Component Measurement Cmsqi; Voltage Sequence Measurement Vmsqi; Supervision Of Ma Input Signals / Limit Counter L4Ufcnt - ABB RED670 Product Manual

Line differential protection RED670 2.1 IEC
Product version: 2.1
Table 131. Phase-neutral voltage measurement VNMMXU
Function
Voltage
Phase angle
Table 132. Current sequence component measurement CMSQI
Function
Current positive sequence, I1
Three phase settings
Current zero sequence, 3I0 Three
phase settings
Current negative sequence, I2
Three phase settings
Phase angle
Table 133. Voltage sequence measurement VMSQI
Function
Voltage positive sequence, U1
Voltage zero sequence, 3U0
Voltage negative sequence, U2
Phase angle
Table 134. Supervision of mA input signals
Function
mA measuring function
Max current of transducer to
input
Min current of transducer to
input
Alarm level for input
Warning level for input
Alarm hysteresis for input
Table 135. Limit counter L4UFCNT
Function
Counter value
Max. count up speed
100
Range or value
(5 to 175) V
(5 to 175) V
Range or value
(0.1–4.0) × I
r
(0.1–1.0) × I
r
(0.1–1.0) × I
r
(0.1–4.0) × I
r
Range or value
(10 to 300) V
(10 to 300) V
(10 to 300) V
(10 to 300) V
Range or value
±5, ±10, ±20 mA
0-5, 0-10, 0-20, 4-20 mA
(-20.00 to +20.00) mA
(-20.00 to +20.00) mA
(-20.00 to +20.00) mA
(-20.00 to +20.00) mA
(0.0-20.0) mA
Range or value
0-65535
30 pulses/s (50% duty cycle)
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
±0.3% of I at I ≤ 0.5 × I
r r
±0.3% of I at I > 0.5 × I
r
±0.3% of I at I ≤ 0.5 × I
r r
±0.3% of I at I > 0.5 × I
r
±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% of U at U ≤ 50 V
±0.2% of U at U > 50 V
±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
±0.1 % of set value ±0.005 mA
Accuracy
-
-
1MRK 505 346-BEN -
r
r
ABB