SMA SC 500CP-US User Manual
Page 38

6 Preparation for Installation
SMA America, LLC
38
SCCP-US-IA-US_en-41
Installation Manual
6.2.4 Minimum Clearances for Installation in Electrical Equipment Rooms
Minimum Clearances for One Inverter Installed in Electrical Equipment Rooms
The minimum passage width between the open door of the inverter and the next fixed obstacle must be maintained. The
minimum passage width must comply with national standards. In the USA, the minimum passage width is 3 ft. (915 mm).
Figure 18: Minimum clearances for one inverter installed in electrical equipment rooms
Minimum Clearances for Two Inverters Installed in Electrical Equipment Rooms
The minimum passage width between the open door of the inverter and the next fixed obstacle must be maintained. The
minimum passage width must comply with national standards. In the USA, the minimum passage width is 3 ft. (915 mm).
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Damage to the inverter or transformer due to overheating
Inverters or transformers can overheat and be damaged due to the drawing-in of exhaust air from other inverters.
• Install the plant in such a way that the inverter or the transformer cannot draw in any exhaust air from other devices.
• Follow the supply air and exhaust air requirements (see Section 6.2.2 "Supply Air and Exhaust Air", page 33)
Position
Description
A
Minimum passage width
Maintain the minimum passage width between the open door of the inverter and the next fixed
obstacle. The minimum passage width must comply with national standards. In the USA, the
minimum passage width is 36 in. (915 mm).
B
Inverter
C
Removable wall of the electrical equipment room. A removable wall is only necessary if the option
"Zone Monitoring" has been selected.
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Danger to life due to blocked escape routes
In hazardous situations, blocked escape routes can lead to death or serious injury as escape is not possible.
• An escape route of at least 3 ft. (915 mm) width must be available at all times.
• Do not place any objects in the escape route path.
• Remove all tripping hazards from the escape routes.