2.3 CLEARANCES
2
-7
2.3 CLEARANCES
Install the Inverter and Converter vertically and allow sufficient clearances for effective cooling as shown in
Fig. 2.9 and Fig. 2.10.
1. For the external dimensions and mounting dimensions, refer to
14.1.3 Dimensions
.
2. Allowable intake air temperature to the Inverter and the Converter:
S
Open chassis type : 0
_
C to +45
_
C (32
_
F to 113
_
F)
S
External heatsink cooling type
Inside of heatsink : 0
_
C to +45
_
C (32
_
F to 113
_
F)
Inside of unit :
0
_
C to +55
_
C (32
_
F to 131
_
F)
3. Near the heatsink, cooling air speed should be 2.5 m/s for effective cooling (for external heatsink cooling).
2.3.1 External Heatsink Cooling Type
5 mm (0.20 inches)
or more
120 mm
(
4.72 inches)
or more
Converter
Inverter
Max. 70 mm
(2.76 inches)
Heatsink
(a) Front View
(b) Side View
Air
Air
120 mm
(
4.72 inches)
or more
Fig 2.9
Installation Orientation and Space of Models with External Heatsink Cooling
2
IMPORTANT
