Delta VFD17AMS43ANSAA

Chapter 14 Fault CodesMS300
587
ID
Display on LCD Keypad
Fault Name
Fault Descriptions
50
Emergency stop
(EF1)
When the contact of MIx=EF1 is ON, the output stops
immediately and displays EF1 on the keypad. The
motor is in free running.
Action and Reset
Action Condition
MIx = EF1 and the MI terminal is ON
Action Time
Immediately act
Fault Treatment Parameter
N/A
Reset Method
Manual reset
Reset Condition
Manual reset only after the external fault is cleared (terminal status is recovered)
Record
Yes
Cause
Corrective Actions
When MIx=EF1 activates
Verify if the system is back to normal condition, and then press “RESET” key to
go back to the default.