The contacts of electromechanical devices on ship electrical system are utilized through control circuitry only are unlikely to sustain currents higher than 10 Amps. They are calle... Read more
A reed relay consists of a reed switch, ie a sealed glass capsule containing two separated overlapping ferromagnetic reeds. A typical reed switch capsule. The capsule is surrounded... Read more
There are two basic types of pushbuttons on ship electrical system which are momentary and maintained. A normally open momentary pushbutton (S1,S2) only remains closed while the bu... Read more
Block diagrams represent the main arrangements and inter relationships between either different systems or different modules within one system. They create a general overview of th... Read more
What are some general safety tips for working with or near electricity? Inspect portable cord-and-plug connected equipment, extension cords, power bars, and electrical fittings for... Read more
Many forms of electrical protection on ship are available which are designed to protect the distribution system when a fault occurs. Protection relays are used to monitor overcurre... Read more
The function of a ship’s electrical distribution system is to safely convey the generated electrical power to every item of consumer equipment connected to it. Probably the m... Read more
Generally, fault finding on ship is not an easy task. It is essential to have a good under-standing of the operation of the particular equipment and general insight into some of th... Read more
It may well save time and trouble to convert the ship wiring diagram into a much simpler and more useful circuit diagram. When converting a ship’s wiring diagram into a circuit dia... Read more
An overview of a ship’s electrical system is presented and describes various types of circuit diagrams used in electrical work. Electrical calculations, safety precautions, c... Read more
