Honeywell NXL Welding System User Manual


 
26(96) Installation Honeywell
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Honeywell
5
C
A
NK5
_
2
D
B
A
B
5.2
Cooling
Forced air flow cooling is used for NXL HVAC and NXL Compact size MF3.
Enough free space shall be left above and below the frequency converter to ensure sufficient air
circulation and cooling. You will find the required dimensions for free space in the table below.
Type Dimensions [mm]
A B C D
NXL 0002-0006 2 10 10 100 50
NXL 0001-0005 5 10 10 100 50
HVAC 03-12 20 20 100 50
HVAC 16-31 20 20 120 60
HVAC 38-61 30 20 160 80
Table 5-4. Mounting space dimensions
Figure 5-6. Installation space
Type Cooling air required [m
3
/h)
HVAC 03—12 70
HVAC 16—31 190
HVAC 38—61 425
Table 5-5. Required cooling air
A
= clearance around the freq. converter (see also
B
)
B = distance from one frequency converter to another or
distance to cabinet wall
C = free space above the frequency converter
D = free space underneath the frequency converter