Yaskawa RC5 Converter - Manual (Page 36)

36 YASKAWA ELECTRIC TOEP C710656 01C YASKAWA - RC5 Instruction Manual
4.3 Setting the Power Supply Voltage Jumper
4.3 Setting the Power Supply Voltage Jumper
Note: 400 V CLASS REGENERATIVE UNITS OF 37 kW OR HIGHER
Set the power supply voltage jumper for 400 V class power regenerative unit of 37 kW or higher. Insert the jumper into the voltage connector nearest
to the actual power supply voltage.
Incorrect connector setting may negatively impact the performance of the power regenerative unit.
The jumper is factory-set to 460 V when shipped. If the power supply voltage is not 460 V, use the following procedure to change the setting.
1.
Turn OFF the power supply switch and wait for at least five minutes before removing the front panel and setting the jumper.
2.
Remove the front cover.
3.
Insert the jumper at the position for the voltage supplied to the power regenerative unit (see Figure 4.1 ).
4.
Replace the front cover.
Figure 4.1
Figure 4.1 Setting the Power Supply Voltage (For 400 V Class Power Regenerative Unit between 37 kW and 75 kW)
400/415V
21CN
380V 440V 460V
23CN 24CN 25CN 26CN 22CN FU2
20CN TB2
r
Jumper