ABB Relion 670 series - Input and output signals; Setting parameters; Technical data

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