ABB Relion 670 Series Technical Reference Manual page 404

Section 7
Current protection
7.3.4
7.3.5
Table 197: EFPIOC (50N) Group settings (basic)
Name Values (Range)
Operation Disabled
Enabled
IBase 1 - 99999
Pickup 1 - 2500
Table 198: EFPIOC (50N) Group settings (advanced)
Name Values (Range)
MultPU 0.5 - 5.0
7.3.6
398
Input and output signals
Table 195: EFPIOC (50N) Input signals
Name Type
I3P GROUP
SIGNAL
BLOCK BOOLEAN
BLKAR BOOLEAN
MULTPU BOOLEAN
Table 196: EFPIOC (50N) Output signals
Name Type
TRIP BOOLEAN
Setting parameters
Unit Step
- -
A 1
%IB 1
Unit Step
- 0.1
Technical data
Table 199: EFPIOC (50N) technical data
Function
Operate current
Reset ratio
Operate time
Reset time
Table continues on next page
Default Description
- Three phase currents
0 Block of function
0 Block from auto recloser
0 Enable current multiplier
Description
Trip signal
Default Description
Disabled Disable/Enable Operation
3000 Base current
200 Operate residual current level in % of IBase
Default Description
1.0 Multiplier for operate current level
Range or value
(1-2500)% of lBase
> 95%
25 ms typically at 0 to 2 x I
set
25 ms typically at 2 to 0 x I
set
1MRK505222-UUS C
Accuracy
± 1.0% of I at I £ I
n n
± 1.0% of I at I > I
n
-
-
-
Technical reference manual