GUID-42119BFF-1756-431C-A5A1-0AB637213E96 v2
Table 31. Phase preference logic PPL2PHIZ
Function
Range or value
Accuracy
Operate value, phase-to-phase and
phase-to-neutral undervoltage,
UPN<
and
UPP<
(10 - 90)% of UBase
±0.5% of U
r
Reset ratio, undervoltage
< 105%
-
Operate value, residual voltage,
3U0>
(5.0–70.0)% of UBase
±0.5% of U
r
Reset ratio, residual voltage
> 95%
-
Operate value, residual current
(10 - 200)% of IBase
±1.0% of I
r
at I ≤ I
r
±1.0% of I at I > I
r
Reset ratio, residual current
> 95%
-
Timers
(0.000 - 60.000) s
±0.5% ±10 ms
Operating mode
No Filter, NoPref
Cyclic: 1231c, 1321c
Acyclic: 123a, 132a, 213a, 231a,
312a, 321a
M16043-1 v14
Table 32. Automatic switch onto fault logic ZCVPSOF
Parameter
Range or value
Accuracy
Operate voltage, detection of dead line
(1–100)% of
UBase
±0.5% of U
r
Operate current, detection of dead line
(1–100)% of
IBase
±1.0% of I
r
Time delay to operate for the switch
onto fault function
(0.03-120.00) s
±0.2% or ±30 ms whichever is greater
Time delay for UI detection
(0.000-60.000) s
±0.2% or ±30 ms whichever is greater
Delay time for activation of dead line
detection
(0.000-60.000) s
±0.2% or ±30 ms whichever is greater
Drop-off delay time of switch onto fault
function
(0.000-60.000) s
±0.2% or ±30 ms whichever is greater
Line distance protection REL650
1MRK 506 384-BEN H
Version 2.2
Hitachi Power Grids
55
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