Littelfuse MPS - Page 94

Page B-6
MPS Motor Protection System Rev. 6-F-022117
Appendix B, MPS Set-Up Record
FUNCTION & SET POINT
MIN
DEFAULT
MAX
UNIT
PROGRAM SELECTION
Unbalance (V)
Trip Action
Trip1
q Disable
q Trip2
q Trip1
q Trip3
Trip Level
(Per Unit Based on V
2
/V
1
)
0.05
0.10
1
pu
Trip Delay
1
15.00
100
s
Alarm Action
Alarm1
q Disable
q Alarm2
q Alarm1
q Alarm3
Alarm Level
0.05
0.05
1
pu
Alarm Delay
1
10.00
100
s
Phase Loss (V)
Trip Action
Disable
q Disable
q Trip2
q Trip1
q Trip3
Phase Loss Delay
1
5.00
100
s
Phase Reverse (V)
Trip Action
Disable
q Disable
q Trip2
q Trip1
q Trip3
Alarm Action
Alarm1
q Disable
q Alarm2
q Alarm1
q Alarm3
Phase Reverse
Trip and Alarm Delay
1
2.00
100
s
Undercurrent
Trip Action
Disable
q Disable
q Trip2
q Trip1
q Trip3
Trip Level
0.1
0.50
1
x FLA
Trip Delay
1
10.00
100
s
Alarm Action
Disable
q Disable
q Alarm2
q Alarm1
q Alarm3
Alarm Level
0.1
0.80
1
x FLA
Alarm Delay
1
20.00
100
s
Differential
Trip Action
Disable
q Disable
q Trip2
q Trip1
q Trip3
Trip Level
(I
d
is DF-CT-Primary Current)
0.1
1.00
15
x I
d
Trip Delay
0
0.10
10
s
Alarm Action
Disable
q Disable
q Alarm2
q Alarm1
q Alarm3
Alarm Level
(I
d
is DF-CT-Primary Current)
0.1
0.50
15
x I
d
Alarm Delay
0
0.10
10
s
PF Quadrant 4
Trip Action
Disable
q Disable
q Trip2
q Trip1
q Trip3
Trip Level
0.5
0.80
1
Trip Delay
0.1
5.00
500
s
Alarm Action
Disable
q Disable
q Alarm2
q Alarm1
q Alarm3
Alarm Level
0.5
0.90
1
Alarm Delay
0.1
5.00
500
s