Items To Check Before Starting Up Drive; Check Before Powering Up Drive; Check After Powering Up Drive - YASKAWA GA700 Technical Manual

3.5 Items to Check before Starting Up Drive

3.5

Items to Check before Starting Up Drive

◆

Check before Powering Up Drive

Be sure to check the following items before energizing the drive.
Items to Check
Input power supply voltage
Connection between drive
output terminals and motor
terminals
Wiring of control circuit
terminals
Status of control circuit
terminals
Status of connection between
machine and Motor
◆

Check after Powering Up Drive

After energizing the drive, be sure to check the following items. Depending on the status of the drive, something
like the following will be displayed on the keypad.
State
Initial Start-Up Screen
During
Normal
Operation
HOME screen
When
Fault is
Detected
120
Table 3.5 Things to Check before Powering Up Drive
Confirm that the voltage of the input power supply is correct.
200 V class: three-phase AC 200 V to 240 V 50/60 Hz, DC 270 V to 340 V
400 V class: three-phase AC 380 V to 480 V 50/60 Hz, DC 510 V to 680 V
Properly wire the power supply input terminals R/L1, S/L2, T/L3.
Check for proper grounding of drive and motor.
Ensure that the drive output terminals (U/T1, V/T2, and W/T3) and the motor terminals (U, V, and W)
are wired correctly and that there are no loose screws.
Ensure that the drive's control circuit terminals and all devices and switches are wired correctly and that
there are no loose screws.
Ensure that the inputs from all devices and switches connected to the control circuit terminals are OFF.
Disengage all couplings and belts connecting the motor and machine.
Table 3.6 State of Display at Power-Up
Display
• The initial start-up screen or the HOME screen will be displayed in the data
display area.
• At the default settings, the initial start-up screen will be displayed when the drive
is energized. To have the HOME screen be displayed instead, set [No] for the
[Initial Start-Up Screen Selection] setting.
or
The display varies depending on the fault. Refer to "Troubleshooting" to eliminate
the cause of the fault.
YASKAWA ELECTRIC SIEP C710617 01B YASKAWA AC Drive GA700 Technical Manual
Description
lights.
Note:
If a different screen is displayed, perform the following procedure to redisplay
the content of the fault.
• In the Home screen, press
• If not currently in the HOME screen, press
Description
.
(Home).