ABB RELION 650 Series Product Manual page 47

Transformer protection RET650 2.1 IEC
Secondary system supervision
Table 34. Current circuit supervision CCSSPVC
Function
Operate current
Reset ratio, Operate current
Block current
Reset ratio, Block current
Table 35. 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 to 0 x U
Reset time, start, 1 ph, at 0 to 1 x U
ABB
M12358-1 v8
Range or value
(10-200)% of IBase
>90%
(20-500)% of IBase
>90% at (50-500)% of IBase
M16069-1 v11
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
Min. = 10 ms
r
Max. = 25 ms
Min. = 15 ms
r
Max. = 30 ms
Accuracy
±10.0% of I at I ≤ I
r r
±10.0% of I at I > I
r
±5.0% of I at I ≤ I
r r
±5.0% of I at I > I
r
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
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1MRK 504 161-BEN C
47