Cutler-Hammer Digitrip OPTIM 550 - Page 4

I.B. 29C891B
Page v
Effective 11/98
Page
SECTION 4: STARTUP AND TESTING
4-1 Introduction........................................................................................................................................................40
4-2 Wiring ................................................................................................................................................................40
4-2.1 Wiring Diagrams...................................................................................................................................40
4-2.2 Wiring Plan Drawing.............................................................................................................................40
4-2.3 Network Wiring Diagram ......................................................................................................................40
4-3 Initial Startup .....................................................................................................................................................40
4-3.1 Before Power Application .....................................................................................................................40
4-3.2 Initial Power Application .......................................................................................................................41
4-4 Testing...............................................................................................................................................................41
SECTION 5: TROUBLESHOOTING AND MAINTENANCE
5-1 Level of Repair ..................................................................................................................................................43
5-2 Troubleshooting.................................................................................................................................................43
5-3 Trip Unit Replacement.......................................................................................................................................43
5-4 Maintenance and Care ......................................................................................................................................43
5-4.1 Local Indicator Battery Check and Replacement .................................................................................53
5-4.2 Rating Plug Replacement.....................................................................................................................54
5-5 Return Procedure ..............................................................................................................................................55
5-6 Technical Assistance.........................................................................................................................................55
Appendix A Instructional References ............................................................................................................56
Appendix B Checking Zone Selective Interlocking ....................................................................................58