11.2.6
Technical data
Table 314:
SDDRFUF technical data
Function
Range or value
Accuracy
Operate voltage, zero sequence
(1-100)% of VBase
± 1.0% of V
n
Operate current, zero sequence
(1–100)% of IBase
± 1.0% of I
n
Operate voltage, negative sequence
(1–100)% of VBase
± 0.5% of V
n
Operate current, negative sequence
(1–100)% of IBase
± 1.0% of I
n
Operate voltage change pickup
(1–100)% of VBase
± 5.0% of V
n
Operate current change pickup
(1–100)% of IBase
± 5.0% of I
n
Operate phase voltage
(1-100)% of VBase
± 0.5% of V
n
Operate phase current
(1-100)% of IBase
± 1.0% of I
n
Operate phase dead line voltage
(1-100)% of VBase
± 0.5% of V
n
Operate phase dead line current
(1-100)% of IBase
± 1.0% of I
n
Operate time, general pickup of function
25 ms typically at 1 to 0 of Vbase
-
Reset time, general pickup of function
35 ms typically at 0 to 1 of Vbase
-
1MRK505222-UUS C
Section 11
Secondary system supervision
613
Technical reference manual
Summary of Contents for Relion 670 series
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