1.3 Installation
1.3.1 Before Starting Repair Work
1.
Disconnect from line power (and external DC
supply, if present).
2.
Wait as stated in
Table 1.1
for discharge of the DC
link.
3.
Remove compressor cable.
1.3.2 Enclosure Types
Cooling capacity
400 V IP20
Enclosure
4 TR/VZH028
H3
5 TR/VZH035
H3
6.5 TR/VZH044
H4
Table 1.3 H3-H4, 400 V
Cooling capacity
200 V IP20
Enclosure
4 TR/VZH028
H4
5 TR/VZH035
H4
6.5 TR/VZH044
H5
Table 1.4 H4-H5, 200 V
1.3.3 Side-by-Side Installation
The adjustable frequency drive can be mounted side-by-
side and requires the clearance above and below for
cooling.
Frame
IP class
Clearance above/below mm/[inch]
H3
IP20
100/4
H4
IP20
100/4
H5
IP20
100/4
Table 1.5 Clearance
NOTICE!
With IP21/Nema Type1 option kit mounted, a distance of
2 in [50 mm] between the units is required.
Quick Guide
Quick Guide
4
Danfoss A/S © Rev. 08/2014 All rights reserved.
MG18M122
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