Delta VFD185B43A User Manual

VFD-B Series
DELTA ELECTRONICS, INC. ALL RIGHTS RESERVED
7-4
Fault
Name
Fault Descriptions
Corrective Actions
Emergency stop.
When the multi-function
input terminals (MI1 to
MI6) are set to
emergency stop, AC
drive stops any output.
Press RESET after fault has been
cleared.
Internal memory IC can
not be programmed.
1. Return to the factory.
2. Check the EEPROM on the control
board.
Internal memory IC can
not be read.
1. Return to the factory.
2. Reset drive to factory defaults.
Drive’s internal circuitry
abnormal.
Return to the factory.
Hardware protection
failure
Return to the factory.
Software protection
failure
Return to the factory.
Auto accel/decel failure
Don’t use the function of auto acceleration
/deceleration.
Ground fault :
The AC drive output is
abnormal. When the
output terminal is
grounded (short circuit
current is 50% more
than the AC drive rated
current), the AC drive
power module may be
damaged. The short
circuit protection is
provided for AC drive
protection, not user
protection.
Ground fault :
1. Check whether the IGBT power module
is damaged.
2. Check for possible poor insulation at the
output line.

Delta VFD185B43A Specifications

General

Brand	Delta
Model	VFD185B43A
Category	DC Drives
Language	English