Items To Check Before Starting Up The Drive; Check Before Energizing The Drive; Check After You Energize The Drive - YASKAWA GA800 Technical Reference

4.5

Items to Check before Starting Up the Drive

◆

Check before Energizing the Drive

Examine the items in Table 4.4
Items to Check
Input Power Supply Voltage
Connection between Drive Output
Terminals and Motor Terminals
Control Circuit Terminal Wiring
Control Circuit Terminal Status
Connection between Machinery and Motor Disengage all couplings and belts that connect the motor and machinery.
◆

Check after You Energize the Drive

Check the items in Table 4.5
Status
During Usual Operation
When the Drive Detects a
Fault
Note:
Make sure that you use a keypad that has a flash number of 1004 or later. Keypads that have a flash number of 1003 or earlier will not show
characters correctly.
YASKAWA SIEPC71061737D GA800 Drive Technical Reference
before you energize the drive.
Table 4.4 Items to Check before Energizing the Drive
The voltage of the input power supply must be:
200 V class: three-phase 200 Vac to 240 Vac 50/60 Hz, 270 Vdc to 340 Vdc
400 V class: three-phase 380 Vac to 480 Vac 50/60 Hz, 510 Vdc to 680 Vdc
Correctly and safely wire power supply input terminals R/L1, S/L2, T/L3.
Correctly ground the drive and motor.
Make sure that you connected drive output terminals U/T1, V/T2, and W/T3 in the correct sequence to agree with motor terminals U, V,
and W without loosened screws.
Make sure that you connected the drive control circuit terminals in the correct sequence to agree with devices and switches without
loosened screws.
Turn OFF the inputs from all devices and switches connected to the drive control circuit terminals.
after you energize the drive. The keypad display is different depending on drive status.
Table 4.5 Display Status after You Energize the Drive
Display
Initial Setup Screen
or
HOME Screen

4.5 Items to Check before Starting Up the Drive

Description
Description
• The data display area will show the Initial Setup screen or the HOME screen
• Energize the drive with factory defaults to show the Initial Setup screen. Select [No]
from the [Show Initial Setup Screen] settings to show the HOME screen without
showing the Initial Setup screen.
The display is different for different faults. Refer to "Troubleshooting" to remove the cause
of the fault. will illuminate.
Note:
If the screen shows a different screen, do these steps to show the fault content again:
1. Push from the HOME screen.
2. Push [Home] from a different screen than the HOME screen.
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