Control Techniques Unidrive Regen Installation Manual page 54

F.3.3 Discharge resistors
Discharge resistors for the switching frequency filter capacitors, for Unidrive size 3, 4 and 5, are supplied with the capacitor. These should be fitted
during installation as shown in Figure F-8. For Unidrive size 1 and 2 the discharge resistors are fitted internally to the capacitor.
Figure F-8 Discharge resistor arrangement
Table F-6 Specifications
Drive size Capacitor value
1 & 2
3
4
5
50
Resistor value
5.7µF Internal
24µF 3 x 390kΩ
48µF 3 x 390kΩ
80µF 3 x 270kΩ
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Unidrive Regen Installation Guide
Issue Number: 2