Inovance 53-11 fault code meaning

Series: MD880

HPCU receive HINT connection open

AC drive

Meaning:

Possible causes

• HINT is not powered on or the optical fiber connection is open.
• Poor contact or loose fiber-optic connection.
• Dust or other debris on the fiber-optic connector.
• Other causes.

Source: MD880 Series AC Drive Function Manual (HCU) P621