Appendix D—Modbus Register Map
Power Xpert C445 Global Motor Management Relay
MN042003EN—January 2019
www.eaton.com
357
1024
Phase Order
UINT8 RW NV
Default: 0
Enum
Config CRC
Run Lock
Admin Lock
USB Lock
Backup Mem
By selecting a phase order other than “Ignore Phase Order” will result in
a fault if the phase order chosen is incorrect. 0 - No Fault 1 - ABC Rotation
2 - ACB Rotation
1025
Overvoltage Trip Level
UINT16 RW NV
Default: 110
Range: 90 to 150
Units: %
Config CRC
Admin Lock
USB Lock
Backup Mem
Overvoltage Trip Level, when exceeded and following the Overvoltage
Trip Delay time will generate a trip.
1026
Overvoltage Alarm Level
UINT16 RW NV
Default: 110
Range: 90 to 150
Units: %
Config CRC
Admin Lock
USB Lock
Backup Mem
Overvoltage Alarm Level, when exceeded and following the Alarm Delay
Time in the Protections/General category, will generate a warning.
1027
Overvoltage Trip Delay
UINT16 RW NV
Default: 20
Range: 1 to 60
Units: seconds
Config CRC
Admin Lock
USB Lock
Backup Mem
Overvoltage Trip Delay is the time delay following the trip level being
exceeded until a trip occurs.
1028
Undervoltage Trip Level
UINT8 RW NV
Default: 90
Range: 10 to 100
Units: %
Config CRC
Admin Lock
USB Lock
Backup Mem
Undervoltage Trip Level protection monitors the three phase voltages and
will trip the motor if the measured voltage drops below the set threshold
following the Undervoltage Trip Delay time.
1029
Undervoltage Alarm Level
UINT8 RW NV
Default: 90
Range: 10 to 100
Units: %
Config CRC
Admin Lock
USB Lock
Backup Mem
Undervoltage 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
Value
Description
0
Ignore phase order
1
ABC (L1-L2-L3) phase order
2
ACB (L1-L3-L2) phase order