ABB REG316 4 Series Operating Instructions Manual page 98

ABB Switzerland Ltd
D. Definite time current function settings - Current-DT
Summary of parameters:
Text Unit
ParSet 4..1
Trip
Delay s
I-Setting IN
MaxMin
NrOfPhases
CurrentInp
CT/VT-Addr
BlockInp BinaryAddr F
Trip SignalAddr ER
Start SignalAddr ER
Explanation of parameters:
ParSet 4..1
Parameter for determining in which set of parameters a par-
ticular function is active
Trip
defines the tripping channel activated by the tripping O/P of
the function (matrix tripping logic).
Delay
Time between the function picking up and tripping.
I-Setting
Pick-up current setting.
Forbidden settings:
· > 1.6 I
when supplied from metering cores
N
· < 0.2 I
when supplied from protection cores.
N
MaxMin
defines operation as overcurrent or undercurrent or with
inrush blocking. Settings:
· MIN (3ph):
· MIN (1ph):
3-60
REG 316*4 1MRB520049-Uen / Rev. F
Default Min.
P1 (Select)
00000000
01.00 0.02
02.00 0.02
MAX (1ph) (Select)
001 1
0
(see Section 5.11.).
Undercurrent.
Three-phase functions detect the highest
phase current.
Not permitted for single-phase functions.
Undercurrent.
Three-phase functions detect the lowest
phase current.
Max. Step
60.00 0.01
20.00 0.01
3 2