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3 wiring methods, 3 wiring methods -4 – Delta Electronics ASDA-B Series User Manual

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Chapter 3 Connections and Wiring|ASDA-B Series

3-4

Revision January 2009

3.1.3 Wiring Methods

For servo drives 1.5kW and below the input power can be either single or three-phase. For drives 2kW

and above only three-phase connections are available.

In the wiring diagram figures 3.2 & 3.3:

Power ON : contact “a” (normally open)

Power OFF or Alarm Processing : contact “b” (normally closed)

1MC/x : coil of electromagnetic contactor

1MC/a : self-holding power

1MC : contact of main circuit power

Figure 3.2 Single-Phase Power Supply Connection