Danfoss FC 301 Instruction Manual page 20

3. How to Install
Frame size
3
IP
NEMA
Height
Height of back-
plate
Height with de-
coupling plate
Distance
tween
ing holes
Width
Width of back-
plate
Width of back-
plate with one C
option
Width of back-
plate with two C
options
Distance
tween
ing holes
Depth
Depth without
option A/B
With option A/B
Without option
A/B
With option A/B
Screw holes
Max weight
* The front of the adjustable frequency drive is slightly convex. C is the shortest distance from back to front (measured
from corner to corner) of the adjustable frequency drive. D is the longest distance from back to front (measured in the
middle) of the adjustable frequency drive.
20
Mechanical dimensions
B1
7.5-10 hp [5.5-7.5
kW]
(200-240 V)
15-20 hp [11-15
kW]
(380-480/500 V)
21/ 55/66
Type 1/Type 12
A 18.9 in [480 mm]
A
be-
mount- a 17.9 in [454 mm]
B 9.5 in [242 mm]
B 9.5 in [242 mm]
B 9.5 in [242 mm]
be-
mount- b 8.3 in [210 mm]
C 10.2 in [260 mm]
C 10.2 in [260 mm]
D*
D*
c 0.47 in [12 mm]
d ø0.75 in [19 mm]
e ø0.35 in [9 mm]
f 0.35 in [9 mm]
50.7 lbs [23 kg]
MG.33.A9.22 - VLT is a registered Danfoss trademark
VLT
B2
20-30 hp [15-22
11 kW
(200-240 V)
(200-240 V)
25-30 hp
40-60 hp [30-45
[18.5-22 kW]
(380-480/
500 V)
21/55/66 21/55/66
Type 1/Type 12 Type 1/Type 12
25.6 in [650 mm] 26.8 in [680 mm]
- -
24.6 in [624 mm] 25.5 in [648 mm]
9.5 in [242 mm] 12.1 in [308 mm]
9.5 in [242 mm] 12.1 in [308 mm]
9.5 in [242 mm] 12.1 in [308 mm]
8.3 in [210 mm] 272 in [272 mm]
10.2 in [260 mm] 12.2 in [310 mm]
10.2 in [260 mm] 12.2 in [310 mm]
- -
- -
0.47 in [12 mm] 0.47 in [12 mm]
ø0.75 in [19 mm] ø0.75 in [19 mm]
ø0.35 in [9 mm] ø0.39 in. [9.8 mm] ø0.39 in. [9.8 mm]
0.35 in [9 mm] 0.69 in [17.6 mm]
59.5 lbs [27 kg] 94.8 lbs [43 kg]
® AutomationDrive FC 300 Instruction
C1 C2
40-50 hp [30-37
kW] kW]
(200-240 V)
75-100 hp
kW] [55-75 kW]
(380-480/ (380-480/
500 V) 500 V)
21/55/66
Type 1/Type 12
30.3 in [770 mm]
29.1 in [739 mm]
14.6 in [370 mm]
14.6 in [370 mm]
14.6 in [370 mm]
13.2 in [334 mm]
13.2 in [335 mm]
13.2 in [335 mm]
- -
- -
0.47 in [12 mm]
ø0.75 in [19 mm]
0.71 in [18 mm]
134.5 lbs [61 kg]
Manual