3-16
Installing the Drive
AC890PX AC Drive
2.1.7 Auxiliary Transformer Taps (C)
The transformer is tapped for no connection, i.e. 0V - PARK when
it leaves the factory and the drive will not operate. Either a low
voltage or high voltage transformer option is fitted to the drive.
Match the auxiliary transformer tap to the drive's nominal supply
voltage. For example, connect the taps to 0V and 400V for a
nominal supply voltage of 400Vac.
The transformer supplies a constant 30Vac to the Control Module,
internal fans etc. It is protected by a 40A semi-conductor fuse
40A Semi-Conductor Fuse
Auxiliary Transformer
Summary of Contents for AC890PX Series
Page 17: ...2 5 Product Overview AC890PX AC Drive 890PX bottom wire entry ...
Page 144: ...The Keypad 7 9 AC890PX AC Drive The Menu System Map ...
Page 145: ...7 10 The Keypad AC890PX AC Drive The Menu System Map continued ...
Page 328: ...Programming D 88 AC890PX AC Drive Functional Description ...
Page 386: ...Programming D 146 AC890PX AC Drive Setpoint Drive Frequency Frequency 1 Frequency 2 ...