Chapter 2 Safety Warnings

The only user operations permitted are:￿Starting up and shutting down the UPS￿Operating the user interface￿Connecting data interface cables￿Monitoring the UPS with power management softwareIMPORTANT SAFETY INSTRUCTIONSSAVE THESE INSTRUCTIONS

This manual contains important instructions that you should follow during installation and maintenance of the UPS and batteries. Please read all instructions before operating the equipment and save this manual for future reference.

D A N G E R

This UPS contains LETHAL VOLTAGES. All repairs and service should be performed by AUTHORIZED SERVICE PERSONNEL ONLY. There are NO USER SERVICEABLE PARTS inside the UPS.

W A R N I N G

￿This UPS contains its own energy source (batteries). The UPS output may carry live voltage even when the UPS is not connected to an AC supply.

￿To reduce the risk of fire or electric shock, install this UPS 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% max).

￿To reduce the risk of fire, connect only to a circuit provided with

100 amperes maximum branch circuit overcurrent protection in accordance with the National Electrical Code, ANSI/NFPA 70.

￿Output overcurrent protection and disconnect switch must be provided by others.

Powerware® 9155 UPS (8–15 kVA) User’s Guide S 164201553 Rev D www.powerware.com

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