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Huawei · PV inverters · Huawei SUN2000-KTL-M1 (three-phase inverter, 3–10 kW, battery-ready)

Alarm 2098Parallel System Communication Failure

Name in the manufacturer's documentation (fault list): Parallel System Communication Failure[1]

This page only quotes the original English documentation. A plain-language explanation has not been written yet, so the page is not indexed by search engines.

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] Inverter Alarm Reference (Issue 14, 2026-06-15) (EDOC1100345192 Issue 14) , p. 92 official manufacturer document quote verified 2098 Parallel System Communication Failure
  2. [2] Inverter Alarm Reference (Issue 14, 2026-06-15) (EDOC1100345192 Issue 14) , p. 92 official manufacturer document quote verified the parallel communication line is abnormal.
  3. [3] Inverter Alarm Reference (Issue 14, 2026-06-15) (EDOC1100345192 Issue 14) , p. 92 official manufacturer document quote verified power off the devices connected to the same dc bus (turn off the ac switches and dc switches, and wait for a period specified on the device safety warning label), and then perform the following operations: check that the…
  4. [4] Inverter Alarm Reference (Issue 14, 2026-06-15) (EDOC1100345192 Issue 14) , p. 92 official manufacturer document quote verified the device is shut down.