ABB REG316 4 Series Operating Instructions Manual page 150

ABB Switzerland Ltd
D. Inverse time NPS function settings - NPS-Inv
Summary of parameters:
Text Unit
ParSet 4..1
Trip
k1-Setting s
k2-Setting I2/IB
t-min s
t-max s
t-Reset s
CurrentInp AnalogAddr
IB-Setting IN
BlockInp BinaryAddr
Trip SignalAddr
Start SignalAddr
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 output of
the function (tripping logic).
k1-Setting
Multiplier. Operating characteristic constant.
k2-Setting
Continuously permissible NPS (I
characteristic constant.
Setting restrictions:
not < 0.05 I /I
N B
t-min
Definite minimum operating time.
t-max
Maximum delay after being enabled regardless of inverse
characteristic.
3-112
REG 316*4 1MRB520049-Uen / Rev. F
Default Min.
P1 (Select)
00000000
10.00 5.00
0.05 0.02
010.0 1.0
1000 500
0030 5
0
1.00 0.50
F
ER
(see Section
/I
2 B
when supplied from protection cores.
Max. Step
60.00 0.10
0.20 0.01
120.0 0.1
2000 1
2000 1
2.50 0.01
5.11.).
) and operating