ABB Relion 670 series - Setting parameters; Technical data; Fuse failure supervision SDDRFUF

Table 307: CCSRDIF (87) Output signals
Name Type Description
FAIL BOOLEAN Detection of current circuit failure
ALARM BOOLEAN Alarm for current circuit failure
11.1.5 Setting parameters
Table 308: CCSRDIF (87) Group settings (basic)
Name Values (Range) Unit Step Default Description
Operation Disabled
Enabled
- - Disabled Disable/Enable Operation
IBase 1 - 99999 A 1 3000 IBase value for current pickup detectors
IMinOp 5 - 200 %IB 1 20 Minimum operate current differential pickup in
% of IBase
Table 309: CCSRDIF (87) Group settings (advanced)
Name Values (Range) Unit Step Default Description
Pickup_Block 5 - 500 %IB 1 150 Block of the function at high phase current, in
% of IBase
11.1.6 Technical data
Table 310: CCSRDIF (87) technical data
Function
Range or value Accuracy
Operate current (5-200)% of I
n
± 10.0% of I
n
at I £ I
n
± 10.0% of I at I > I
n
Block current (5-500)% of I
n
± 5.0% of I
n
at I £ I
n
± 5.0% of I at I > I
n
11.2 Fuse failure supervision SDDRFUF
Function description
IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Fuse failure supervision SDDRFUF - -
Section 11 1MRK505222-UUS C
Secondary system supervision
600
Technical reference manual