ABB RELION RED670 Series Product Manual page 110

Line differential protection RED670 2.2
Product version: 2.2
Table 92. Carrier receive logic LCCRPTRC
Function
Operation mode
Independent time delay
Table 93. Negative sequence overvoltage protection LCNSPTOV
Function
Operate value, negative sequence
overvoltage
Reset ratio, negative sequence
overvoltage
Operate time, start at 0 to 2 x U
Reset time, start at 2 x U to 0
set
Critical impulse time, negative sequence
overvoltage
Impulse margin time, negative sequence
overvoltage
Independent time delay to operate at 0 to
1.2 x U
set
Table 94. Zero sequence overvoltage protection LCZSPTOV
Function
Operate value, zero sequence
overvoltage
Reset ratio, zero sequence overvoltage
Operate time, start at 0 to 2 x U
Reset time, start at 2 x U to 0
set
Critical impulse time, zero sequence
overvoltage
Impulse margin time, zero sequence
overvoltage
Independent time delay to operate at 0 to
1.2 x U
set
110
GUID-C99E063D-B377-40D5-8481-9F46D4166AED v3
GUID-122A206E-27D2-4D15-AD5A-86B68F1ED559 v5
Range or value
(1-200)% of UBase
>95% at (10–200)% of UBase
Min. = 15 ms
set
Max. = 30 ms
Min. = 15 ms
Max. = 30 ms
10 ms typically at 0 to 2 x U
15 ms typically
(0.000-120.000) s
GUID-7A8E7F49-F079-42A0-8685-20288FAD5982 v5
Range or value
(1-200)% of UBase
>95% at (10–200)% of UBase
Min. = 15 ms
set
Max. = 30 ms
Min. = 15 ms
Max. = 30 ms
10 ms typically at 0 to 2 x U
15 ms typically
(0.000-120.000) s
Range or value
1 Out Of 2
2 Out Of 2
(0.000-60.000) s
Accuracy
±0.5% of U at U≤U
r
±0.5% of U at U>U
r
-
-
-
-
set
-
±0.2% or ±40 ms whichever is greater
Accuracy
±0.5% of U at U ≤ U
r
±0.5% of U at U > U
-
-
-
-
set
-
±0.2% or ±40 ms whichever is greater
1MRK 505 379-BEN C
Accuracy
-
±0.2% or ±35 ms whichever is
greater
r
r
r
ABB