Chapter 3—Installation and WiringPower Xpert C445 Global Motor Management Relay MN042003EN—October 2016 www.eaton.com 17Figure 19. Real-Time Clock and Memory Backup Module InstallationDo not remove or install the module when the unit is powered.Remove the C445B... Option Cover as shown in Figure 18.The C445XO-RTC module installation is facilitated by a notch on the upper right corner of themodule to provide proper orientation of the module.Firmly push the module into the C445B... pocket until the module is completely seated.Reinstall Option Cover.