Site Planning And Positioning; Preparation And Positioning; Operating Principle - ABB PowerValue 11T IN User Manual

U S E R M A N U A L

3.2 Site planning and positioning

WARNING!
• Make sure the mains supply and
the total load demand are within
UPS specifications
• The UPS must be powered from a
single-phase grounded wall
outlet, protected by overcurrent
devices according to local wiring
rules
• The plug on the power supply
cord is intended to serve as the
disconnect device, the mains
socket outlet that supplies the
UPS shall be installed near the
UPS and shall be easily accessible
• After removing covers over
battery terminal, store them
safely for future need. Remove
such covers only if it is intended
to attach a connector to a
terminal
—
3.2.1-1:

Operating principle

3 .2 .1 Preparation and positioning

Please comply with all warnings and
operating instructions in this manual
strictly. Save this manual properly and
carefully read the following instructions
before installing the unit. Do not operate
this unit before reading through all safety
information and operating instructions
carefully.
• Condensation may occur if the UPS
system is moved directly from cold to
warm environment. The UPS system
must be absolutely dry before being
installed. Please allow at least two
hours for the UPS system to acclimate
the environment.
• Do not install the UPS system near
water or in moist environments.
• Do not install the UPS system where it
would be exposed to direct sunlight or
near heater.
• Do not block ventilation holes in the
UPS housing.
3 .2 .2 Operating principle
The operating principle of the UPS is
shown as below. (figure 3.2.1-1)
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