The device can be set up and operated in dry, closed rooms in accordance with
protection class 21. Avoid exposure to moisture.
The permissible operating position of
the device is horizontal.
Cooling air
The device must be set up so that cooling air can flow through the housing open-
ings provided unhindered. There must always be a minimum distance of 20 cm
(7.87 in.) from the air inlet and outlet openings. The ambient air must be free
from:
-
Excessive dust exposure
-
Electrically conductive particles (carbon black or metal chips)
-
Heat sources
-
Battery acid vapors
The cooling air flows in and out as indicated by the arrow symbols in the follow-
ing illustrations.
CAUTION!
Danger due to partially or completely covered air intake and outlet openings.
This can result in damage to property.
▶
The setup of several devices one behind the other should be staggered.
If the devices are arranged in a line one behind the other without being
staggered, the distance between the devices must be as follows:
a)
Minimum distance 20 cm (7.87 in.)
16
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