Environment Specification - Delta HPH-20KA01KAT User Manual

Delta Electronics. Inc.
Delta "HPH-20KA01KAT" power supply is the forced air cooling type. Please keep enough
space for air flow cooling capability when it is installing to the cabinet. Air inlet on the front panel and
air outlet on the rear panel is shown in figure 3.6. Air outlet of rear panel is responsible for dissipating
the heat from inside of power supply to outside by internal two fans. The temperature of air inlet
should not exceed 40 degree C.

3.6. Environment Specification

Item
Operating
Storage
Transportation
Item
Operating
Pollution Degree
Table 3.6 Climatic specification
Temperature
0 to 40 ˚C
(32 to 104 ˚F)
-25 to 55 ˚C
(-13 to 131 ˚F)
-25 to 40 ˚C
(-13 to 104 ˚F)
Table 3.7 Environment specification
Description
Category II
Pollution Degree 2
Relative Humidity
10% to 90% RH (Non-
condensing)
10% to 95% RH
95% RH
(Maximum)
HPH- 20KA01KAT
Air Pressure
80 to 106 kPa
(approximately 2000 m
above sea level)
80 to 106 kPa
(approximately 2000 m
above sea level)
66 to 106 kPa
(approximately 2000 m
above sea level)
13