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2.8 Installation and design consideration<br />
Fig. 15 Common bus configurations<br />
NOTE 1. Common bus connections from a common input<br />
power supply as shown above.<br />
NOTE: If + and - terminal block is used, please remove<br />
the TB label as shown below.<br />
NOTE 2. When connecting a drive or drives’ DC bus<br />
connections in parallel with larger Hp rated drives, use a<br />
magnetic contactor with the & terminals, otherwise,<br />
VSD damage can result.<br />
<strong>Emotron</strong> AB 01-3993-01r3 Mounting and installation of the <strong>VSA</strong> drive 21