Emerson Liebert APM 90 - Page 11

Chapter 10 Service And Maintenance ..................................................................................................................67
10.1 Safety ............................................................................................................................................................ 67
10.2 Key Components And Service Life Of UPS ....................................................................................................... 67
10.2.1 Magnetic Components: Transformers, Inductors ....................................................................................... 67
10.2.2 Power Semiconductor Component ............................................................................................................ 67
10.2.3 Electrolytic Capacitor ................................................................................................................................. 67
10.2.4 AC Capacitor .............................................................................................................................................. 68
10.2.5 Service Life And Recommended Replacement Time Of Key Component .................................................... 68
10.2.6 Fuse Replacement...................................................................................................................................... 68
10.2.7 Replacement Procedures Of Air Filter......................................................................................................... 68
10.3 The Maintenance Of UPS And Options ............................................................................................................ 69
10.4 Service Procedures Of Power Module, Bypass Module And Output Distribution Module.................................. 69
10.4.1 Service Procedures Of Power Module ......................................................................................................... 69
10.4.2 Service Procedures Of Bypass Module ........................................................................................................ 70
10.4.3 Service Procedures Of Output Distribution Module .................................................................................... 70
Chapter 11 Specifications ...................................................................................................................................71
11.1 Conformity And Standards............................................................................................................................. 71
11.2 Environmental Characteristics ....................................................................................................................... 71
11.3 Mechanical Characteristics............................................................................................................................. 71
11.4 Electrical Characteristics (Input Rectifier) ....................................................................................................... 72
11.5 Electrical Characteristics (Battery).................................................................................................................. 72
11.6 Electrical Characteristics (Inverter Output)..................................................................................................... 73
11.7 Electrical Characteristics (Bypass Mains Input) ............................................................................................... 73
11.8 Efficiency, Heat Losses And Air Exchange........................................................................................................ 74
Appendix 1 Glossary ...........................................................................................................................................75
Appendix 2 Hazardous Substances Or Elements Announcement ..........................................................................76