Table 53. General current and voltage protection CVGAPC , continued
Function
Range or value
Accuracy
Independent time delay, undervoltage at 1.2 to 0.8 x U
set
, step 1
- 2
(0.00 - 6000.00) s
±0.2% or ±35 ms whichever is
greater
Overvoltage:
Start time at 0.8 to 1.2 x U
set
Min. = 15 ms
Max. = 30 ms
-
Reset time at 1.2 to 0.8 x U
set
Min. = 15 ms
Max. = 30 ms
-
Undervoltage:
Start time at 1.2 to 0.8 x U
set
Min. = 15 ms
Max. = 30 ms
-
Reset time at 1.2 to 0.8 x U
set
Min. = 15 ms
Max. = 30 ms
-
Overvoltage:
Inverse time characteristics, see table
4 curve types
Undervoltage:
Inverse time characteristics, see table
3 curve types
High and low voltage limit, voltage dependent operation, step 1 -
2
(1.0 - 200.0)% of UBase
±1.0% of U
r
at U ≤ U
r
±1.0% of U at U > U
r
Directional function
Settable: NonDir, forward and reverse
-
Relay characteristic angle
(-180 to +180) degrees
±2.0 degrees
Relay operate angle
(1 to 90) degrees
±2.0 degrees
Reset ratio, overcurrent
> 95%
-
Reset ratio, undercurrent
< 105%
-
Reset ratio, overvoltage
> 95%
-
Reset ratio, undervoltage
< 105%
-
Overcurrent:
Critical impulse time
10 ms typically at 0 to 2 x I
set
-
Impulse margin time
15 ms typically
-
Undercurrent:
Critical impulse time
10 ms typically at 2 to 0 x I
set
-
Impulse margin time
15 ms typically
-
Overvoltage:
Critical impulse time
10 ms typically at 0.8 to 1.2 x U
set
-
Impulse margin time
15 ms typically
-
Undervoltage:
Critical impulse time
10 ms typically at 1.2 to 0.8 x U
set
-
Impulse margin time
15 ms typically
-
1MRK 511 361-BEN B
Bay control REC670 2.1 IEC
Product version: 2.1
64
ABB
Summary of Contents for REC670 2.1 IEC
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