Speed control dial does nothing on VFD (SOLVED) & VFD wiring

[Aiph5u (Aiph5u (not affiliated with Onefinity))]

Hey Jay,

Protective Earth on input of VFD is mandatory! You need a 2+PE cable there.

See here and here for details.

See also here:

@Aiph5u

Both earth portions of the shielded cable must be connected to the earth point by cable clamps.

– Source: Omron MX2 User’s Manual