Appendix D—Modbus Register MapPower Xpert C445 Global Motor Management Relay MN042003EN—October 2016 www.eaton.com 273916 Rated Efficiency **removedfrom PCTool**UINT16 RW NVDefault: 8500Range: 5000 to 10000Units: 0.01%Config CRCAdmin LockUSB LockBackup MemMotor rated efficiency in scaled percent (0.01%).917 Rated Stator ResistanceScaledUINT16 RW NVDefault: 280Units: mOhmsConfig CRCAdmin LockUSB LockBackup MemMotor Rated Stator Resistance from motor nameplate in milliohms.918 CT Ratio Primary UINT16 RW NVDefault: 1Config CRCRun LockAdmin LockUSB LockBackup MemCT Ratio - Primary (Only used with external Current Transformers)919 CT Ratio Secondary UINT16 RW NVDefault: 1Config CRCRun LockAdmin LockUSB LockBackup MemCT Ratio - Secondary (Only used with external Current Transformers)920 PT Ratio Primary UINT16 RW NVDefault: 1Run LockPT Ratio - Primary (Only used with external Potential Transformers)921 PT Ratio Secondary UINT16 RW NVDefault: 1Run LockPT Ratio - Secondary (Only used with external Potential Transformers)1000 Trip Enable BYTE RW NVArray size: 4Default: 0x38, 0x00, 0x04,0x00BitfieldConfig CRCRun LockAdmin LockUSB LockBackup MemEnable protections by selecting the box next to each protection to place acheck mark in it. Each protection selected will enable those protectionsthat the C445 will trip on.Table 127. C445 Modbus Register Map, continuedRegister Name Attribute DescriptionBit Description Coil0 Under voltage 159851 Over voltage 159862 External ground fault 159873 Residual ground fault 159884 Current phase loss 159895 Current unbalance 159906 Instantaneous over current 159917 Jam 159928 Power factor deviation 159939 Voltage phase loss 1599410 Voltage unbalance 1599511 Frequency deviation fast 15996
