3 Mechanical Installation
3.1 Before Starting
3.1.1 Checklist
When unpacking the frequency converter, ensure that the unit is undamaged and complete. Use the following table to identify
the packaging:
Enclosure
type:
A2
(IP 20-21)
A3
(IP 20-21)
A4
(IP 55-66)
A5
(IP 55-66)
B1/B3
(IP
20-21-55-66)
B2/B4
(IP
20-21-55-66)
C1/C3
(IP
20-21-55-66)
C2*/C4
(IP
20-21-55-66)
Unit size (kW):
200-240 V 1.1-2.2 3.0-3.7 1.1-2.2 1.1-3.7
5.5-11/
5.5-11
15/
15-18.5
18.5-30/
22-30
37-45/
37-45
380-480 V 1.1-4.0 5.5-7.5 1.1-4.0 1.1-7.5
11-18.5/
11-18.5
22-30/
22-37
37-55/
45-55
75-90/
75-90
525-600 V 1.1-7.5 1.1-7.5
11-18.5/
11-18.5
22-30/
22-37
37-55/
45-55
75-90/
75-90
Table 3.1: Unpacking table
Please note that a selection of screwdrivers (phillips or cross-thread screwdriver and torx), a side-cutter, drill and knife is also
recommended to have handy for unpacking and mounting the frequency converter. The packaging for these enclosures
contains, as shown: Accessories bag(s), documentation and the unit. Depending on options fitted there may be one or two bags
and one or more booklets.
Mechanical Installation
VLT
®
HVAC Drive Operating Instructions
14 MG.11.AD.02 - VLT
®
is a registered Danfoss trademark
3