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Delta Electronics AC Motor Drive VFD-G User Manual

Page 155

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Chapter 6 Fault Code Information and Maintenance |

6-4

Revision July 2008, EG03, SW V1.06

Fault

Name

Fault Descriptions

Corrective Actions

Feedback Loss

Check Pr. 10-00 and wiring of feedback signal.

GFF hardware error

CC (current clamp)

OC hardware error

OV hardware error

Return to the factory

Internal memory IC cannot
be programmed.

1. Return to the factory.
2. Check the EEPROM on the control board.

Internal memory IC cannot
be read.

1. Return to the factory.
2. Reset drive to factory defaults.

U-phase error

V-phase error

W-phase error

OV or LV

Isum error

OH error

Return to the factory

Fan Power Fault
(150~300HP)

Return to the factory.

Fan 1 fault (150~300HP)

Remove any foreign objects on the heatsinks and
check for possible dirty heat sink fins.

Fan 2 fault (150~300HP)

Remove any foreign objects on the heatsinks and
check for possible dirty heat sink fins.

Fan 3 fault (150~300HP)

Remove any foreign objects on the heatsinks and
check for possible dirty heat sink fins.

Fan 1, 2, 3 fault (150~300HP)

Remove any foreign objects on the heatsinks and
check for possible dirty heat sink fins.

Fan 1, 2 fault (150~300HP)

Remove any foreign objects on the heatsinks and
check for possible dirty heat sink fins.

Fan 1, 3 fault (150~300HP)

Remove any foreign objects on the heatsinks and
check for possible dirty heat sink fins.

Fan 2, 3 fault (150~300HP)

Remove any foreign objects on the heatsinks and
check for possible dirty heat sink fins.

Gate Drive Low Voltage
Protect (150~300HP)

Return to the factory.