Alarm Display: A. 330
Alarm Name: Main Circuit Wiring Error
1. Situation at Alarm Occurrence: Occurred when the control power supply was turned ON.
Cause: A SERVOPACK board fault occurred.
Corrective Actions: Replace the SERVOPACK.
2. Situation at Alarm Occurrence: Occurred when the main circuit power supply was turned ON.
Cause: In the DC power input mode, AC power is supplied through L1 and L2 or L1, L2, and L3. Or In the AC power input mode, DC power is supplied through B1/ (+) and (-) terminals.
Corrective Actions: For AC power input, Pn001.2=0. For DC power input, Pn001.2=1.
Cause: Pn600 is set to 0 if the regenerative resistance is disconnected.
Corrective Actions: Set Pn600 to 0.