4NWP100559R0001_OPM_ABB_PVA31-11-T_10-20kVA_EN_140626 Page 3/37 ABB
Modifications reserved
FOREWORD
The UPS system operates with mains, battery or bypass power. It contains components that carry high
currents and voltages. The properly installed UPS system is grounded to earth and IP 20 rated against
electrical shock and foreign objects.
THE SUPPLIER OR FROM AN AGENT AUTHORIZED BY THE SUPPLIER.
This user manual contains guidelines to check delivery, installing and commissioning of the UPS and is
intended for people who plan the installation, install, commission and use or service the UPS. The
reader is expected to know the fundamentals of electricity, wiring, electrical components and electrical
schematic symbols.
THE INSTRUCTIONS IN THIS MANUAL SHOULD BE FOLLOWED DURING INSTALLATION,
OPERATION AND MAINTENANCE OF THE UPS AND BATTERIES.
Read carefully all instructions and save this manual for future reference.
SYMBOLS
The following symbols are used in this manual, the list below describes each symbol.
WARNING: DANGER OF ELECTRICAL IMPACT
NOTE: READ THE INFORMATION, IN ORDER TO AVOID EQUIPMENT DAMAGES
PROTECTIVE GROUNDING TERMINAL: A terminal which must be connected to earth
ground prior to making any other connection to the equipment
A terminal to which or from which an alternating current or voltage (AC) may be applied or
supplied
A terminal to which or from which a direct current or voltage (DC) may be applied or
supplied
Battery
Power On, Idle or shutdown the UPS
Overload indication
Recycle
Do not dispose with ordinary trash
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