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6.14 Optional PG Changeover Card MCA-VG1-CPG
(available soon)
6.14.1 Product overview
This optional card enables a single FRENIC-VG inverter to select and drive two motors provided with
speed sensors alternately.
The motors are selected by switching pulse generator (PG) and NTC thermistor signals.
This optional card does not incorporate a function to switch the U, V, or W output wire to the motors.
Select the wires with a magnetic contactor (MC) or similar device externally. Switching signals can be
output from the FRENIC-VG.
Main Applications
• Multi-winding motor drive
• Driving of a number of motors with a single inverter.
6.14.2 Model and specifications
6.14.2.1 Model
Model legend: MCA-VG1-CPG
6.14.2.2 Specifications
Table 6.14.1 Hardware Specifications
Item Specification
Name PC Changeover Card
Changeover
signal
Selection of either NTC or PG signal with the SEL terminal.
PG signal 15-V complementary output
NTC signal Analog signal at 0 to 10 V
Current
consumption
80 mA max. at 24 V
Name of inverter mounted: VG1→ FRENIC-VG
Name of option: CPG→PG changeover unit
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