Slope = 0.8
Slope = 1
Operation
area
I
MinOp
99000068.vsd
phase
ref
|
å
I
| - | I
|
phase
ref
|
å
I
| + | I
|
IEC99000068 V1 EN-US
Figure 135:
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 1.
11.1.7
Technical data
M12358-1 v10
Table 156:
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
11.2
Fuse failure supervision FUFSPVC
IP14556-1 v3
11.2.1
Identification
M14869-1 v4
Function description
IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Fuse failure supervision
FUFSPVC
-
-
Section 11
1MRK 505 394-UEN A
Secondary system supervision
286
Line differential protection RED650 2.2 IEC
Technical manual
Summary of Contents for RED650
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