Lost neutral
Term · Industrial and trades · MLC-T-IND-003438
An electrical fault condition where the neutral conductor, which provides the return path for current in an AC power system, becomes disconnected or broken. This creates a dangerous floating neutral, causing unpredictable and severe voltage imbalances across the different phases of a multi-phase system. In a split-phase 120/240V service, a lost neutral can subject 120V appliances to voltages approaching 240V, leading to their immediate destruction.
| Identifier | MLC-T-IND-003438 |
|---|---|
| Field | Industrial and trades |
| Subject | Industrial supplies, equipment, and components |
| Translations | German: unterbrochener Neutralleiter; Spanish: neutro perdido; French: neutre perdu |
Record as JSON
{
"id": "MLC-T-IND-003438",
"term": "Lost neutral",
"field": "Industrial and trades",
"definition": "An electrical fault condition where the neutral conductor, which provides the return path for current in an AC power system, becomes disconnected or broken. This creates a dangerous floating neutral, causing unpredictable and severe voltage imbalances across the different phases of a multi-phase system. In a split-phase 120/240V service, a lost neutral can subject 120V appliances to voltages approaching 240V, leading to their immediate destruction.",
"subject": "Industrial supplies, equipment, and components",
"translations": {
"de": "unterbrochener Neutralleiter",
"es": "neutro perdido",
"fr": "neutre perdu"
},
"url": "https://mlchart.com/terminology/industrial/lost-neutral/"
}
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