ABB REC670 Product Manual page 57

ABB
Bay control REC670
Pre-configured
Product version: 1.1
Table 45. General current and voltage protection (GAPC), continued
Function
Undervoltage:
Critical impulse time
Impulse margin time
Secondary system supervision
Table 46. Current circuit supervision CCSRDIF
Function
Operate current
Block current
Table 47. Fuse failure supervision SDDRFUF
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
Range or value
10 ms typically at 2 to 0 x U
15 ms typically
Range or value
(5-200)% of I
r
(5-500)% of I
r
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
1MRK 511 192-BEN B
Issued: June 2010
Accuracy
-
set
-
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
± 1.0% of U
r
± 1.0% of I
r
± 1.0% of U
r
± 1.0% of I
r
± 5.0% of U
r
± 5.0% of I
r
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