Yaskawa Z1000 AC Drive HVAC - Manual (Page 117)

4.5 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
600 V class: Three-phase 500 to 600 Vac 50/60 Hz
Properly wire the power supply input terminals (R/L1, S/L2, T/L3).
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
Decouple the motor from the load.
n Status Display
When the power supply to the drive is turned on, the HOA keypad lights will appear as follows:
Status Name Description
Normal
Operation
LO
RE ESC
RUN STOP
ENTER RESET
DIGITAL OPERATOR JVOP-183 ALM
- MODE -
U1-01= 0.00Hz
U1-02= 0.00Hz
U1-03= 0.00 A
DRV
Freq Ref (AI)
Rdy
FWD
LSEQ
LREF
The data display area displays the frequency reference. is lit.
Fault
LO
RE ESC
RUN STOP
ENTER RESET
DIGITAL OPERATOR JVOP-180 ALM
- MODE -
EF3
Ext Fault S3
DRV
FWD RESET
External fault (example)
Data displayed varies by the type of fault. Refer to Fault Displays, Causes, and Possible
Solutions on page 198 for more information. and are lit.
4.5 Powering Up the Drive
YASKAWA ELECTRIC TOEP YAIZ1U 03A YASKAWA AC Drive – Z1000 User Manual 117
4
Start-Up Programming & Operation