28 September 2021
ATV212 SFlex will not power up, there is line voltage to the SFLEX from the circuit breaker, but no line voltage to the drive.
1. Power fuses may be blown
2. Line contactor is not closing
3. AFC/OFF/BYP is in OFF or BYP
If power fuses are blown check for possible causes and repair before replacing.
If line contactor is not closing check the voltage to the line contactor coil.
If AFC/OFF/BYP switch is in OFF or BYP, switch to AFC.