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Rotenso · Split air conditioners · Rotenso Imoto wall-mounted inverter split

PC 01Over voltage or over low voltage protection

Name in the manufacturer's documentation (service manual): Over voltage or over low voltage protection[1]

In plain words (editorial)

Overvoltage or undervoltage protection: the unit detected an abnormal rise or drop of the supply voltage.

When to call a service technician: If it repeats, have the supply and the unit checked by a technician.

✎ editorial – written from the cited sources, not a manufacturer statement. Status: draft.

The Polish page has more detail (plain-language explanation, safe checks, guides): Read in Polish →

Sources

Every statement has a footnote to the document and PDF page. “Quote verified” means the quote was found automatically in the text of that page.

  1. [1] Rotenso Imoto Series – IDU & ODU Units Service Manual (I21Xi, I26X, I35X, I50X, I70X), EN , p. 133 manufacturer document – copy from a distributor quote verified Over voltage or over low voltage protection
  2. [2] Rotenso Imoto Series – IDU & ODU Units Service Manual (I21Xi, I26X, I35X, I50X, I70X), EN , p. 159 manufacturer document – copy from a distributor quote verified Abnormal increases or decreases in voltage are detected by checking the specified voltage detection circuit.
  3. [3] Rotenso Imoto Series – IDU & ODU Units Service Manual (I21Xi, I26X, I35X, I50X, I70X), EN , p. 159 manufacturer document – copy from a distributor quote verified Power supply wires
  4. [4] Rotenso Imoto Series – IDU & ODU Units Service Manual (I21Xi, I26X, I35X, I50X, I70X), EN , p. 159 manufacturer document – copy from a distributor quote verified IPM module board
  5. [5] Rotenso Imoto Series – IDU & ODU Units Service Manual (I21Xi, I26X, I35X, I50X, I70X), EN , p. 159 manufacturer document – copy from a distributor quote verified
  6. [6] Rotenso Imoto Series – IDU & ODU Units Service Manual (I21Xi, I26X, I35X, I50X, I70X), EN , p. 159 manufacturer document – copy from a distributor quote verified Reactor