Littelfuse MPS - Page 93

Page B-5
MPS Motor Protection System Rev. 6-F-022117
Appendix B, MPS Set-Up Record
FUNCTION & SET POINT
MIN
DEFAULT
MAX
UNIT
PROGRAM SELECTION
Reduced Overcurrent
Trip Action
Trip1
q Disable
q Trip2
q Trip1
q Trip3
Trip Level
(I
p
is Phase-CT-Primary Rating)
1
2.00
15
x I
p
Earth Fault
Trip Action
Trip1
q Disable
q Trip2
q Trip1
q Trip3
Trip Level
(I
e
is EF-CT-Primary Rating)
0.05
0.40
1
x I
e
Trip Delay
0
0.25
100
s
Alarm Action
Alarm1
q Disable
q Alarm2
q Alarm1
q Alarm3
Alarm Level
(I
e
is EF-CT-Primary Rating)
0.05
0.20
1
x I
e
Alarm Delay
0
1.00
100
s
Jam
Trip Action
Trip1
q Disable
q Trip2
q Trip1
q Trip3
Trip Level
1
6.00
10
x FLA
Trip Delay
1
5.00
100
s
Alarm Action
Alarm1
q Disable
q Alarm2
q Alarm1
q Alarm3
Alarm Level
1
3.00
10
x FLA
Alarm Delay
1
5.00
100
s
Unbalance (I)
Trip Action
Trip1
q Disable
q Trip2
q Trip1
q Trip3
Trip Level
(Per Unit Based on I
2
/I
1
)
0.05
0.25
1
pu
Trip Delay
1
15.00
100
s
Alarm Action
Alarm1
q Disable
q Alarm2
q Alarm1
q Alarm3
Alarm Level
0.05
0.10
1
pu
Alarm Delay
1
10.00
100
s
Phase Loss (I)
Trip Action
Trip1
q Disable
q Trip2
q Trip1
q Trip3
Phase Loss Delay
1
5.00
100
s
Phase Reverse (I)
Trip Action
Disable
q Disable
q Trip2
q Trip1
q Trip3
Alarm Action
Alarm1
q Disable
q Alarm2
q Alarm1
q Alarm3
Trip and Alarm Delay
1
2.00
100
s