Delta VFD2A8MS21ANSAA User Manual

Chapter 14 Fault CodesMS300
558
ID
Display on LCD Keypad
Fault Name
Fault Descriptions
11
Low-voltage during
acceleration
(LvA)
DC bus voltage is lower than Pr.06-00 setting value
during acceleration
Action and Reset
Action Condition
Pr.06-00 (Default = depending on the model)
Action Time
Immediately act when the DC bus voltage is lower than Pr.06-00
Fault Treatment Parameter
N/A
Reset Method
Manual reset
Reset Condition
Reset when the DC bus voltage is higher than Pr.06-00 + 30 V
Record
Yes
Cause
Corrective Actions
Power-off
Improve power supply condition.
Power voltage changes
Adjust voltage to the power range of the drive
Start up the motor with large
capacity
Check the power system.
Increase the capacity of power equipment.
The load is too large
Reduce the load.
Increase the drive capacity.
Increase the acceleration time.
DC bus
Install DC reactor(s).
Check if there is short circuit plate
or any DC reactor installed
between terminal +1 and +2
Connect short circuit plate or DC reactor between terminal +1 and +2.
If the error still exists, return to the factory for repair.

Delta VFD2A8MS21ANSAA Specifications

General

Brand	Delta
Model	VFD2A8MS21ANSAA
Category	DC Drives
Language	English