Yaskawa Z1000U - Manual (Page 111)

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
200 V class: Three-phase 200 to 240 Vac 50/60 Hz
400 V class: Models 4Uoooo and 4Poooo: Three-phase 380 to 500 Vac 50/60 Hz
400 V class: Models 4Eooooand 4Woooo: Three-phase 380 to 480 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.
Use a power supply with a capacity that is equal to or greater than drive capacity.
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 ALM
- MODE -
U1-01= 0.00Hz
U1-02= 0.00Hz
U1-03= 0.00A
DRV
FREF (AI)
Rdy
RSEQ
RREF
FWD JOG
The data display area displays the frequency reference. “Rdy” is displayed..
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 193 for more information. “ALM” is displayed.
4.5 Powering Up the Drive
YASKAWA ELECTRIC TOEP C710636 10B Z1000U HVAC MATRIX Drive User Manual 111
4
Start-Up Programming & Operation