Schneider Conext error code W48
DC under-voltage: battery voltage is below 47 V (48 V systems) or 23.5 V (24 V systems).
What to check, and in what order, is in the app. The flow Coach Electrical — entry diagnostic (converters / inverters / solar / monitors) walks this code step by step with the pass/fail measurements, wiring schematics and procedures that go with it, and it works offline in the bay.
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- Conext XW Inverter/Charger Maintenance (Service) Guide 977-0017-01-01 Rev B (covers XW 6048 / XW 4548 / XW 4024)Schneider Electric
Related codes
- W44Battery over-temperature: battery temperature is over 50 degC (122…
- W45DC bulk capacitor over-temperature (100 degC / 212 degF).
- W49DC over-voltage: battery voltage is above 68 V (48 V systems).
- W57FET1 over-temperature: internal temperature is over 85 degC (185…
- W58FET2 over-temperature (same condition as W57).
- W63AC overload: excessive load on the AC output.
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