Yaskawa Uv2: Control circuit undervoltage

Yaskawa Electrical Fault vfd

Model: GA700/A1000 | Code: Uv2

Applicable Systems
GA700 GA500 A1000 V1000 J1000

Symptoms

Control circuit undervoltage

Possible Causes

  • Control circuit undervoltage

Troubleshooting Steps

  1. Step 1: Check control power supply; verify 24V input; check for wiring issues.
    Fault resolved after action

How to Reset

Reset by: 1) Correct the fault condition. 2) Press RESET button on operator panel. 3) Verify fault does not recur.

Related Yaskawa Fault Codes

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Source: Yaskawa A1000 Fault Code Manual (jinxinservice.com)

Category: Electrical