4.6
Powering Up the Drive
u
Powering Up the Drive and Operation Status Display
n
Powering Up the Drive
Review the following checklist before turning the power on.
Item to Check
Description
Power supply voltage
Ensure the power supply voltage is correct:
200 V class: single-phase 200 to 240 Vac 50/60 Hz
200 V class: 3-phase 200 to 240 Vac 50/60 Hz
400 V class: 3-phase 380 to 480 Vac 50/60 Hz
Properly wire the power supply input terminals (R/L1, S/L2, T/L3).
(for single-phase 200 V class models, wire only R/L1 and S/L2)
Check for proper grounding of drive and motor.
Drive output terminals
and motor terminals
Properly wire drive output terminals U/T1, V/T2, and W/T3 with motor terminals U, V,
and W.
Control circuit
terminals
Check control circuit terminal connections.
Drive control terminal
status
Open all control circuit terminals (off).
Status of the load
and connected
machinery
Uncouple the motor from the load.
n
Status Display
When the power supply to the drive is turned on, the LED operator lights will appear as
follows:
No.
Name
Description
Normal
Operation
STOP
The data display area displays the frequency reference.
is lit.
Fault
STOP
Main circuit low voltage (ex)
Data displayed varies by the type of fault.
Causes and Possible Solutions on page 137
for more information and
possible solution.
and
are lit.
4.6 Powering Up the Drive
YASKAWA ELECTRIC TOEP C710606 25D YASKAWA AC Drive J1000 Installation & Start-Up Manual
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4
Start-Up Programming & Operation
