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Siemens Building Technologies Commissioning Guide CM1G5192en
HVAC Products 3 Mechanical installation 26.02.2003
3.1.2 Protection class IP54
When mounting SED2 of protection class IP54, observe the following horizontal and vertical clearances:
5192Z42
SIEMENSSIEMENS
V
min.
V
min.
S
min.
S
min
S
min
Frame size Min. horizontal clearance S
min.
in mm
Min. vertical clearance V
min.
in
mm
B, C 150 150
D, E 150 300
F 150 350
Note: Install the VSD vertically for optimum cooling. Do not obstruct the vents on the VSD.
Additional ventilation may be required if the VSD is mounted horizontally.
3.1.3 Ambient conditions
Operating temperature ranges: SED2 IP 20: –10 °C …+40 °C
SED2 IP 54: –10 °C …+40 °C
Humidity: 95 % r.h. — noncondensing.
Altitude: Up to 1,000 meters above sea level with no reductions in performance.
Note: Ensure that the VSD is not subject to shock, vibration or atmospheric pollutants.