Eaton 93PM Integrated Accessory Cabinet-Distribution (50–200 kW) Installation and Operation Manual P-164000229—Rev 6 www.eaton.com/powerquality 2-1Chapter 2 Safety WarningsIMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONSThis manual contains important instructions that should be followed during installation andmaintenance of the UPS system and batteries. Read all instructions before operating theequipment and save this manual for future reference.The UPS system is designed for industrial or computer room applications, and contains safetyshields behind the door and front panels. However, the UPS system is a sophisticated powersystem and should be handled with appropriate care.DANGERThis UPS system contains LETHAL VOLTAGES. All repairs and service should be performed byAUTHORIZED SERVICE PERSONNEL ONLY. There are NO USER SERVICEABLE PARTS inside theUPS.WARNINGl The UPS system is powered by its own energy source (batteries). The output terminals maycarry live voltage even when the UPS is disconnected from an AC source.l To reduce the risk of fire or electric shock, install this UPS system in a temperature and humiditycontrolled, indoor environment, free of conductive contaminants. Ambient temperature mustnot exceed 40C (104F). Do not operate near water or excessive humidity (95% maximum).The system is not intended for outdoor use.l As a result of the connected loads, high leakage current is possible. Connection to earth groundis required for safety and proper product operation. Do not check UPS system operation by anyaction that includes removal of the earth (ground) connection with loads attached.l Ensure all power is disconnected before performing installation or service.l ELECTRIC ENERGY HAZARD. Do not attempt to alter any UPS system or battery wiring orconnectors. Attempting to alter wiring can cause injury.CAUTIONl Installation or servicing should be performed by qualified service personnel knowledgeable ofUPS and battery systems, and required precautions. Keep unauthorized personnel away fromequipment. Consider all warnings, cautions, and notes before installing or servicing equipment.l Keep the Accessory cabinet doors closed and front panels installed to ensure proper coolingairflow and to protect personnel from dangerous voltages inside the unit.l Do not install or operate the UPS system close to gas or electric heat sources.l The operating environment should be maintained within the parameters stated in this manual.l Keep surroundings uncluttered, clean, and free from excess moisture.l Observe all DANGER, WARNING, and CAUTION notices affixed to the inside and outside of theequipment.