Descargar Imprimir esta página

YASKAWA LA500 Manual De Instrucciones página 31

Publicidad

Idiomas disponibles
  • ES

Idiomas disponibles

  • ESPAÑOL, página 138
Code
Name
Uv1
DC Bus Undervoltage
Control Power
Uv2
Undervoltage
Disposal
Disposal Instructions
Correctly dispose of the product and packing material as specified by applicable regional, local,
and municipal laws and regulations.
WEEE Directive
YASKAWA TOMPYEULA5001C LA500 Installation and Operation Instructions
Causes
There is a phase loss in the drive
input power.
There is loose wiring in the drive
input power terminals.
The drive input power voltage is
changing too much.
There was a loss of power.
The main circuit capacitors have
become unserviceable.
The relay or contactor on the soft-
charge bypass relay is damaged.
The value set in L2-02 [Power
Loss Ride Through Time]
increased and the momentary
power loss recovery unit is not
connected to the drive.
There was a problem with the
drive hardware.
Possible Solutions
Correct errors with the wiring for main
circuit drive input power.
Tighten the terminal screws to the correct
tightening torque.
• Examine the input power for problems.
• Make the drive input power stable.
• If the input power supply is good,
examine the magnetic contactor on the
main circuit side for problems.
Use a better power supply.
Examine the capacitor maintenance time in
monitor U4-05 [CapacitorMaintenance]. If
U4-05 is more than 90%, replace the control
board or the drive. For information about
replacing the control board, contact
Yaskawa or your nearest sales
representative.
U4-06 [PreChargeRelayMainte] shows the
performance life of the soft-charge bypass
relay. If U4-06 is more than 90%, replace
the board or the drive. For information
about replacing the board, contact Yaskawa
or your nearest sales representative.
Connect the momentary power loss recovery
unit to the drive.
• Re-energize the drive.
• If the fault stays, replace the control
board or the drive. For information about
replacing the control board, contact
Yaskawa or your nearest sales
representative.
1 English
31

Publicidad

loading