Ventilation
vacon • 7
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2
2.2
Arranging ventilation of the enclosure
CAUTION!
It is of utmost importance for the operation and lifetime of the frequency converter that
the closure is well ventilated to keep the temperature below the maximum operating temperature.
Repeated overheating will shorten the lifetime of the converter.
Table 1. Ventilation requirements table
Minimum air hole on switchgear/dm
2
Frame
Cooling air
required m
3
/h
1) Inlet
2) Outlet
FR9
1300
9.1
7
FR10
2000
9.5
5
FR11
3000
14
7.5
FI9
1150
5.5
3
FI10
1400
6.5
4
FI12
2800
13
7
FI13
4200
19.5
10.5
1
2
12023A_00
