Powerware 5075 kVA operation manual Maintaining the UPS System, Important Safety Instructions

Models: 5075 kVA

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Maintaining the UPS System

The components inside the UPS cabinet are secured to a sturdy metal frame that is supported by the UPS magnetics. This

design allows authorized service personnel to remove repairable components with very little disassembly. All repairable parts and assemblies are located in the front of the UPS, allowing all routine maintenance and servicing to be performed with front panel access.

You must schedule periodic performance checks of your UPS to keep it running properly. Regular routine checks of operation and system parameters will enable your UPS system to function efficiently for many trouble-free years.

Important Safety Instructions

Remember that your UPS is designed to supply power EVEN WHEN DISCONNECTED FROM THE UTILITY POWER. The UPS interior is unsafe until the DC power source is disconnected and the electrolytic capacitors are discharged. After disconnecting the utility power and the DC power, authorized service personnel should wait at least 5 minutes before attempting internal access to the UPS system.

WARNING:

LETHAL VOLTAGE PRESENT. This unit should not be operated with the cabinet doors open or protective panels removed. Do not make any assumptions about the electrical state of any cabinet in the UPS system.

WARNING:

Battery maintenance or battery replacement should be performed by authorized service personnel only. Keep unauthorized personnel away from battery room.

 

 

 

Powerware BPIII Harsh Environment UPS 50--75 kVA Installation and Operation

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164201261 Rev. F 111503

Page 125
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Powerware 5075 kVA operation manual Maintaining the UPS System, Important Safety Instructions