04-3598_ABB_PVA11_T_1-3kVA_EN_REV-B.doc Page 3/29 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.
Operations inside the UPS must be performed by a service engineer from 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.
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.
The instructions in this manual should be followed during installation, operation and maintenance
of the UPS and batteries.
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
ON: The principal power switch is in the “ON” position
OFF: The principal power switch is in the “OFF” position
Do not dispose with ordinary trash
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