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Slope = 0.8
Slope = 1
Operation
area
I
MinOp
99000068.vsd
phase
ref
|
å
I
| - | I
|
phase
ref
|
å
I
| + | I
|
IEC99000068 V1 EN
Figure 287:
Operate characteristics
Due to the formulas for the axis compared, |
S
Iphase | - |I ref | and |
S
I
phase | + | I ref | respectively, the slope can not be above 2.
13.1.7
Technical data
Table 348:
CCSSPVCtechnical data
Function
Range or value
Accuracy
Operate current
(10-200)% of IBase
±10.0% of I
r
at I ≤ I
r
±10.0% 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
13.2
Fuse failure supervision FUFSPVC
13.2.1
Identification
Function description
IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Fuse failure supervision
FUFSPVC
-
-
Section 13
1MRK502052-UEN B
Secondary system supervision
606
Technical manual
Содержание Relion REG670
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