Distance Measuring Zone, Quad Zmqpdis - ABB RED670 Product Manual

Line differential protection RED670 2.1 IEC
Product version: 2.1
Impedance protection
Table 32. Distance measuring zone, Quad ZMQPDIS
Function
Number of zones
Minimum operate residual
current, zone 1
Minimum operate current, phase-
to-phase and phase-to-earth
Positive sequence reactance
Positive sequence resistance
Zero sequence reactance
Zero sequence resistance
Fault resistance, phase-to-earth
Fault resistance, phase-to-phase
Dynamic overreach
Definite time delay Ph-Ph and Ph-
E operation
Operate time
Reset ratio
Reset time at 0.1 to 2 x Zreach
ABB
Range or value Accuracy
Max 5 with selectable -
direction
(5-1000)% of IBase -
(10-1000)% of IBase -
(0.10-3000.00) Ω/ ±2.0% static accuracy
phase ±2.0 degrees static angular accuracy
Conditions:
(0.01-1000.00) Ω/
Voltage range: (0.1-1.1) x U
phase
Current range: (0.5-30) x I
(0.10-9000.00) Ω/
Angle: at 0 degrees and 85 degrees
phase
(0.01-3000.00) Ω/
phase
(0.10-9000.00) Ω/loop
(0.10-3000.00) Ω/loop
<5% at 85 degrees -
measured with CVT's
and 0.5<SIR<30
(0.000-60.000) s ±0.2% or ±40 ms whichever is greater
25 ms typically IEC 60255-121
105% typically -
Min. = 20 ms -
Max. = 35 ms
r
r
1MRK 505 346-BEN -
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