Appendix D—Modbus Register Map
354
Power Xpert C445 Global Motor Management Relay
MN042003EN—January 2019
www.eaton.com
1004
Trip Class
UINT8 RW NV
Default: 5
Range: 5 to 40
Config CRC
Run Lock
Admin Lock
USB Lock
Backup Mem
Trip classes are defined by industry standard and affect the time to trip
once an overload condition is realized. This delay is to avoid nuisance
tripping, but still properly protect the motor. This is from the motor
nameplate.
1005
Overload Alarm Level
UINT8 RW NV
Default: 90
Range: 1 to 100
Units: %
Config CRC
Admin Lock
USB Lock
Backup Mem
Overload alarm level, generates a warning when the thermal capacity
reaches this percent.
1006
Overload Reset Threshold
UINT8 RW NV
Default: 75
Range: 1 to 99
Units: %
Config CRC
Run Lock
Admin Lock
USB Lock
Backup Mem
Thermal Overload Reset Threshold. Level where reset is allowed.
1007
Stall Trip Level
UINT16 RW NV
Default: 200
Range: 50 to 400
Units: %
Config CRC
Admin Lock
USB Lock
Backup Mem
The Stall protection monitors the average phase current as a percentage
of FLA (Nominal Current) of the motor and will trip the motor if the current
exceeds the set threshold. The stall protection is only active as the motor
transitions from the starting to running states.
1008
Jam Trip Level
UINT16 RW NV
Default: 400
Range: 50 to 400
Units: %
Config CRC
Admin Lock
USB Lock
Backup Mem
Jam Trip Level, when exceeded and following the Jam Trip Delay time
will generate a trip.
1009
Jam Alarm Level
UINT16 RW NV
Default: 400
Range: 50 to 400
Units: %
Config CRC
Admin Lock
USB Lock
Backup Mem
Jam Alarm Level, when exceeded and following the Alarm Delay Time in
the Protections/General category, will generate a warning.
Table 128. C445 Modbus Register Map, continued
Register
Name
Attribute
Description