PowerWalker VFI 20000TP 3/3 BX, User Manual

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Chapter 3 Installation instructions
3.1 Single machine installation
1) The installation of this unit must be performed in compliance with the electrical code
by professional personnel.
2) Install the UPS in a clean and stable environment that is free of vibration, dust, high
humidity, flammable gas, flammable liquid or caustic substance.
3) To ensure normal UPS performance, ambient temperature should range between 0
℃
-
40
℃
. If temperature exceeds 40
℃
, maximum load should be decreased progressively by
12% of the rated amount along with every increase of temperature by 5
℃
. The maximum
ambient temperature for normal UPS performance should not exceed 50
℃
.
4) It is suggested that battery pack should work within a temperature range from15
℃
to
25
℃
.
5) Altitude for normal UPS function should not exceed 1000m. Should UPS be intended
for application above 1000m, progressive decrease of rated output should be applied as
listed in the following chart:
6) The Series adopt forced fan cooling
and installation spot should make allow-
ance for ventilation. Meanwhile, inside
maintenance should be carried out from
the front side and therefore maintenance
space should also be considered in ad-
vance. Refer to the following figure for
installation space.
7) External batteries of The Series UPS
require serial connection of two groups
of 14-16 batteries (12VDC per battery)
with the same capacity, nominal volt-
age