3 Mechanical Installation
3.1 Before Starting
3.1.1 Checklist
When unpacking the adjustable frequency drive, make sure 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)
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
1.1–3.7
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
1.1–7.5
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 it is recommended to have a selection of screwdrivers (Phillips or cross-thread screwdriver and torx), a side-cutter, drill and knife handy
for unpacking and mounting the adjustable frequency drive. The packaging for these enclosures contains, as shown: accessory bag(s), documentation
and the unit. Depending on options fitted, there may be one or two bags and one or more booklets.
VLT
®
HVAC Drive Instruction Manual
3 Mechanical Installation
MG.11.AB.22 - VLT
®
is a registered Danfoss trademark
3-1
3
