Earth fault (ground fault)
Contact between a live conductor and the hull; on insulated systems the earth lamps or monitor show it and the circuit is found by isolating feeders one by one.
In 9 languages
| Language | Term |
|---|---|
| English | Earth fault (ground fault) |
| Russian | Замыкание на корпус (снижение изоляции) |
| Romanian | Punere la masă |
| Polish | Doziemienie (zwarcie z masą) |
| Latvian | Zemesslēgums |
| Filipino | Earth fault (ground fault) |
| Indonesian | Hubung tanah (earth fault) |
| Chinese | 接地故障 |
| Croatian | Zemljospoj |
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Related terms
Preferential tripOn generator overload, non-essential consumers such as galley and air conditioning are switched off in stages to avoid a blackout.Alarm and monitoring system (AMS)Collects signals from sensors across the engine room, shows values and raises alarms; it allows an unmanned engine room at night.Pressure transmitter (4–20 mA)Turns pressure into a 4–20 mA signal for the alarm system; zero and span are checked against a test gauge.Temperature sensor (Pt100, thermocouple)Pt100 resistance sensors are used for water and oil; thermocouples for exhaust gas, where temperatures are higher.Batteries (emergency and starting)Supply emergency lighting, radio and alarms during a blackout; electrolyte level, voltage and charger are checked weekly.Main switchboard (MSB)Switchboard where the main generators are connected and paralleled and from which power goes to all consumers.Emergency switchboard and emergency generatorAbove the main deck, outside the engine room; the emergency generator starts automatically on blackout and is tested weekly.Shore power (shore connection)Supply from the shore during dry dock or lay-up; phase sequence and voltage are checked before closing the shore breaker.