Secondary system supervision
Table 50. Current circuit supervision CCSRDIF
Function
Range or value
Accuracy
Operate current
(5-200)% of I
r
±
10.0% of I
r
at I
£
I
r
±
10.0% of I at I > I
r
Block current
(5-500)% of I
r
±
5.0% of I
r
at I
£
I
r
±
5.0% of I at I > I
r
Table 51. Fuse failure supervision SDDRFUF
Function
Range or value
Accuracy
Operate voltage, zero sequence
(1-100)% of UBase
± 1.0% of U
r
Operate current, zero sequence
(1–100)% of IBase
± 1.0% of I
r
Operate voltage, negative sequence
(1–100)% of UBase
± 0.5% of U
r
Operate current, negative sequence
(1–100)% of IBase
± 1.0% of I
r
Operate voltage change level
(1–100)% of UBase
± 5.0% of U
r
Operate current change level
(1–100)% of IBase
± 5.0% of I
r
Operate phase voltage
(1-100)% of UBase
± 0.5% of U
r
Operate phase current
(1-100)% of IBase
± 1.0% 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
Operate time, general start of function
25 ms typically at 1 to 0 of Ubase
-
Reset time, general start of function
35 ms typically at 0 to 1 of Ubase
-
Bay control REC670
1MRK511232-BEN E
Pre-configured
Product version: 1.2
ABB
51
Содержание Relion 670 series REC670
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