Appendix D—Modbus Register MapPower Xpert C445 Global Motor Management Relay MN042003EN—January 2019 www.eaton.com 311316 Trip Reason BYTE ROArray size: 4BitfieldIndicates the Trip Reason for the current trip. Each trip type has a bit.Table 128. C445 Modbus Register Map, continuedRegister Name Attribute DescriptionBit Description Coil0 Under voltage 50411 Over voltage 50422 Reserved 50433 Ground current fault 50444 Current phase loss 50455 Current unbalance 50466 Instantaneous over current 50477 Jam 50488 Power factor deviation 50499 Voltage phase loss 505010 Voltage unbalance 505111 Frequency deviation fast 505212 Frequency deviation slow 505313 Under current 505414 High power 505515 Low power 505616 Reserved 505717 Starts limit exceeded 505818 Overload 505919 Stall 506020 Phase rotation mismatch 506121 PTC 506222 Under voltage restart 506323 Peak demand 506424 HRGF pulse detection 5065