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Unidrive M Regen Design Guide 23
Issue Number: 4
3.5 Unidrive M Rectifier
The Unidrive M Rectifier is a half controlled SCR/thyristor bridge.
Figure 3-6 Frame 10 single half controlled SCR/thyristor
Figure 3-7 Frame 11 single half controlled SCR/thyristor
Figure 3-8 Frame 11 twin half controlled SCR/thyristor
The Unidrive M rectifier is a half controlled SCR/thyristor bridge.
The rectifier cannot be used as a stand alone rectifier to supply several
smaller drives, but can be used to soft-start or pre-charge single or
multiple inverters connected via a common DC bus.
+DCA
-DCA
+DCB
-DCB
L1A
L2A
L3A
L1B
L2B
L3B
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