Secondary system supervision
M12358-1 v11
Table 56. Current circuit supervision CCSSPVC
Function
Range or value
Accuracy
Operate current
(10-200)% of IBase
±1.0% of I
r
at I ≤ I
r
±1.0% of I at I > I
r
Reset ratio, Operate current
>90%
Block current
(20-500)% of IBase
±5.0% of I
r
at I ≤ I
r
±5.0% of I at I > I
r
Reset ratio, Block current
>90% at (50-500)% of IBase
M16069-1 v13
Table 57. Fuse failure supervision FUFSPVC
Function
Range or value
Accuracy
Operate voltage, zero sequence
(1-100)% of UBase
±0.5% of U
r
Operate current, zero sequence
(1–100)% of IBase
±0.5% of I
r
Operate voltage, negative sequence
(1–100)% of UBase
±0.5% of U
r
Operate current, negative sequence
(1–100)% of IBase
±0.5% of I
r
Operate voltage change level
(1–100)% of UBase
±10.0% of U
r
Operate current change level
(1–100)% of IBase
±10.0% of I
r
Operate phase voltage
(1-100)% of UBase
±0.5% of U
r
Operate phase current
(1–100)% of IBase
±0.5% of I
r
Operate phase dead line voltage
(1-100)% of UBase
±0.5% of U
r
Operate phase dead line current
(1–100)% of IBase
±1.0% of I
r
GUID-DAECF9F5-1D0B-43FC-AD29-8F96E05DD0DA v4
Table 58. Voltage based delta supervision DELVSPVC
Function
Range or value
Accuracy
Minimum Voltage
(5.0 - 50.0)% of UBase
±0.5% of Ur at U ≤ Ur
DelU>
(2.0 - 500.0)% of UBase
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
DelUAng>
(2.0 - 40.0) degrees
±2.0 degrees
Operate time for changeat Ur to (Ur + 2 x DelU>)at
Ur to (Ur + 5 x DelU>)
Instantaneous 1 cycle & Instantaneous 2 cycle mode -
<20msRMS & DFT Mag mode - <30ms
Operate time for jump from Zero degrees to
'AngStVal' + 2 degrees
Vector shift mode - <60ms
Line distance protection REL650
1MRK 506 384-BEN H
Version 2.2
Hitachi Power Grids
77
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