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Specifications 8-1MN1919
8.1 Introduction
This section provides technical specifications for the MicroFlex.
8.1.1 AC input power and DC bus voltage (X1)
All models Unit
AC input
1Φ 3Φ
Nominal input voltage
VAC
115 or 230
Minimum input voltage 105*
Maximum input voltage 250
Nominal DC-bus voltage VDC 305 321
1A 3A 6A 9A 1A 3A 6A 9A
Nominal input current
@ maximum rated output current
A 2.5 7.5 15 22 1.3 4 8 12
* The MicroFlex will operate at lower input voltages, although the drive will trip if the DC-bus
voltage falls below 50V or 60% of the no-load voltage, whichever occurs first.
8.1.1.1 Effect of AC power supply voltage on DC-bus voltage
100
150
200
250
300
350
100 125 150 175 200 225 250
AC supply voltage (rms)
DC-bus voltage (VDC)
Single-phase AC supply
Three-phase AC supply
8 Specifications
8
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