Inovance E420.1 fault code meaning
Inovance / E420.1
Series: ES680N-VARAN
DC bus voltage rises too quickly
servo drive
Meaning:
Possible causes
Source: ES680N-VARAN Series Servo User Manual P229
Series: IS650N-PLUS
Main circuit phase R loss
servo drive
Meaning:
Possible causes
Source: IS650N-PLUS Series Servo User Manual P556