The symbols represent electrical and electronic components. An electronic chart display and information system ecdis is a geographic information system used for nautical navigation that complies with international maritime organization imo regulations as an alternative to paper nautical charts.
Electrical charts tables and formulas minimum size grounding conductors for grounding raceways and equipment from nec table 250 122 rating or setting of automatic overcurrent device in circuit ahead of equipment conduit etc not exceeding amperes size copper wire number aluminum or copper clad aluminum wire number 15 14 12 20 12 10 30 10 8.
Electrical chart. Imo refers to similar systems not meeting the regulations as electronic chart systems ecss. The electrical symbols for most major basic electrical components can be found in the above table. The electrical symbols can vary from country to country nowadays but are to a large extent internationally standardized.
Heres a printable electrical symbols chart for your reference when preparing circuit diagrams. However each electrical component may have numerous possible representations. Electrical symbols electronic symbols.
Circuit diagrams provide the component layout in any circuit. In order to represent the various components used in the diagram electrical symbols are used. It shows how the electrical wires are interconnected and can also show.
Electrical symbols and electronic circuit symbols are used for drawing schematic diagram. A wiring diagram is a simple visual representation of the physical connections and physical layout of an electrical system or circuit. With smartdraw you can create more than 70 different types of diagrams charts and visuals.