Delta Electronics ASDA-B Series manual Wiring Methods, Single-Phase Power Supply Connection

Chapter 3 Connections and WiringASDA-B Series

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

3-4 Revision January 2009