EATON Power Distribution Rack (208V) User’s Guide 164201720 Rev 1 www.powerware.com 5Chapter 2 Safety WarningsIMPORTANT SAFETY INSTRUCTIONSSAVE THESE INSTRUCTIONS This manual contains important instructions that should be followed during installation and maintenanceof the Power Distribution Rack (PDR). Please read all instructions before operating the equipment andsave this manual for future reference. The PDR is designed for industrial or computer room applications, and contains safety shields (interiorbarriers) behind the doors. The PDR system is a sophisticated power system and should be handled withappropriate care.D A N G E RThe PDR contains LETHAL VOLTAGES. All repairs and service should be performed by AUTHORIZEDSERVICE PERSONNEL ONLY. There are NO USER SERVICEABLE PARTS inside the PDR.W A R N I N G To reduce the risk of fire or electric shock, install this PDR in a temperature and humidity controlled,indoor environment, free of conductive contaminants. Ambient temperature must not exceed 40°C(104°F). Do not operate near water or excessive humidity (95% maximum). The system is not intended foroutdoor use. Ensure all power is disconnected before performing installation or service.C A U T I O N Keep the PDR doors closed to ensure proper cooling airflow and to protect personnel from dangerousvoltages inside the unit. Do not operate the PDR close to gas or electric heat sources. Locate the PDR on a concrete or other non−combustible surface only. The operating environment should be maintained within the parameters stated in this manual. Keep surroundings uncluttered, clean, and free from excess moisture. Use leveling feet only for distributing the weight of the cabinet equally. Using the leveling feet to raisethe cabinet may result in serious injury to personnel or damage to the cabinet. Observe all DANGER, CAUTION, and WARNING notices affixed to the inside and outside of theequipment.