Fuji Electric FRENIC-VG Series, Руководство пользователя

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6.14 Optional PG Changeover Card
6-247
Ch
ap
. 6
CONTROL
OPTION
S
Basic Schematic Diagram
Note:
The shielded wire should be basically earthed. If strong inductive noise interferes with the FRENIC-VG,
however, the influence of the noise may be suppressed by connecting the shielded wire to the 0 V line.
Figure 6.14.3 Schematic Diagram of Inverter Unit
*1 The above example shows the following allocation of digital input (X1) and transistor output (Y1).
Table 6.14.2
Function code Function name Set value Description Operation
E01 X1 function
selection
12 Motor M2 selection Select motor 2 with the SW turned ON.
E15 Y1 function
selection
16 Motor M2 selection state Turn ON the SEL with the SW turned
ON.
*2 Prepare a different circuit so that the main circuit wires will be switched over with the coil (SEL) as shown
below.
Table 6.14.3
SW SEL MC1 MC2 Motor selection
OFF OFF ON OFF 1
ON ON OFF ON 2
*3 Current required by 24-V power supply: 70 mA + Coil (SEL) driving current
Conformable Wire Size
Use wires with a thickness ranging from 0.5 to 1.25 (mm
2
).
For the wiring of the main circuit terminals (U, V, and W), refer to the Operation Manual and User's
Manual for this inverter.