Hitachi Relion 670 Series Product Manual page 72

Phasor measurement unit RES670
Version 2.2
Secondary system supervision
Table 46. Current circuit supervision CCSSPVC
Function
Operate current
Reset ratio, Operate current
Block current
Reset ratio, Block current
Table 47. Fuse failure supervision FUFSPVC
Function
Operate voltage, zero sequence
Operate current, zero sequence
Operate voltage, negative sequence
Operate current, negative sequence
Operate voltage change level
Operate current change level
Operate phase voltage
Operate phase current
Operate phase dead line voltage
Operate phase dead line current
Operate time, start, 1 ph, at 1 x U
Reset time, start, 1 ph, at 0 to 1 x U
Table 48. Voltage based delta supervision DELVSPVC
Function
Minimum Voltage
DelU>
DelUAng>
Operate time for changeat Ur to (Ur + 2 x DelU>)at
Ur to (Ur + 5 x DelU>)
Operate time for jump from Zero degrees to
'AngStVal' + 2 degrees
72
Range or value
(10-200)% of IBase
>90%
(20-500)% of IBase
>90% at (50-500)% of IBase
Range or value
(1-100)% of UBase
(1–100)% of IBase
(1-100)% of UBase
(1–100)% of IBase
(1-100)% of UBase
(1–100)% of IBase
(1-100)% of UBase
(1–100)% of IBase
(1-100)% of UBase
(1–100)% of IBase
to 0 Min. = 10 ms
r
Max. = 25 ms
Min. = 15 ms
r
Max. = 30 ms
GUID-DAECF9F5-1D0B-43FC-AD29-8F96E05DD0DA v4
Range or value
(5.0 - 50.0)% of UBase
(2.0 - 500.0)% of UBase
(2.0 - 40.0) degrees
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M12358-1 v11
Accuracy
±1.0% of I at I ≤ I
r
±1.0% of I at I > I
±5.0% of I at I ≤ I
r
±5.0% of I at I > I
M16069-1 v13
Accuracy
±0.5% of U
r
±0.5% of I
r
±0.5% of U
r
±0.5% of I
r
±10.0% of U
r
±10.0% of I
r
±0.5% of U
r
±0.5% of I
r
±0.5% of U
r
±0.5% of I
r
-
-
Accuracy
±0.5% of Ur at U ≤ Ur
Instantaneous 1 cycle & Instantaneous 2 cycle mode:±20%
of Ur at U ≤ Ur±20% of U at U > Ur
RMS & DFT Mag mode:±10% of Ur at U ≤ Ur±10% of U at U
> Ur
±2.0 degrees
Instantaneous 1 cycle & Instantaneous 2 cycle mode -
<20msRMS & DFT Mag mode - <30ms
Vector shift mode - <60ms
1MRK 511 410-BEN P
r
r
r
r
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