7
vacon • 66 Technical data
Local contacts: http://drives.danfoss.com/danfoss-drives/local-contacts/
7.2 Brake resistor ratings
Make sure that the resistance is higher than the minimum resistance defined. The power handling
capacity must be sufficient for the application.
Recommended minimum brake resistor values for VACON
®
100 X AC drives:
Table 31. Brake resistor ratings, 208-240V.
Mains Voltage 3AC 208-240V, 50/60 Hz
Enclosure
size
Type
Minimum Resistance
recommended
[ohm]
Brake power @405
VDC
[kW]
MM4
0007 25 6.6
0008 25 6.6
0011 25 6.6
0012 25 6.6
MM5
0018 15 10.9
0024 15 10.9
0031 10 16.4
MM6
0048 8 20.5
0062 8 20.5
Table 32. Brake resistor ratings, 380-480/500V.
Mains Voltage 3AC 380-480/500V, 50/60 Hz
Enclosure
size
Type
Minimum Resistance
recommended
[ohm]
Brake power @845
VDC
[kW]
MM4
0003 50 14.3
0004 50 14.3
0005 50 14.3
0008 50 14.3
0009 50 14.3
0012 50 14.3
MM5
0016 30 23.8
0023 30 23.8
0031 20 35.7
MM6
0038 15 47.6
0046 15 47.6
0061 15 47.6
0072 15 47.6