E47

Inverter Overvoltage

Mitsubishi Electric · Mitsubishi FR-D700 Inverter

What does E47 mean?

The inverter has detected an overvoltage condition, which could be due to an unstable power supply or a malfunction within the inverter itself. This protects the inverter components from damage.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    Inspect the power supply wiring and connections for stability, looking for loose terminals or intermittent contacts.

Source: Mitsubishi FR-D700 Inverter
Open Manual (Page 5)