9787532387816 - electrical knowledge map and the operation quickly pass(Chinese Edition) de HUANG BEI GANG (1 resultados)

paperback. Condición: New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Pages Number: 217 Publisher: Shanghai Science and Technology Press Pub. Date :2007-04. This book describes in detail the basic electrical knowledge map of knowledge. methods and techniques. The book is rich in content. graphics and text symbols with the actual switch and the physical picture of various electrical devices combined with illustrated features. read the help novice electrician. The book systematically describes the current transformers. contactors. time relays. relay. thermal relay. knife switch. button switch. motor protection and other technical information. but also shows how to read a variety of method of electrical engineering diagrams. wiring. wiring. electrical circuit. and the stopping power supply system. power transmission and switching operation procedures for the electrical aspects. Book Deep. easy to understand. is a junior high school for more than a cultural level of the primary electrical and electrotechnical factories amateur self-taught readers. but also as an electrician job skills training materials. Contents: first electrical diagram of the basic elements of construction with the first chapter the electrical circuit diagram of the basic elements of Section II in the text symbol in said electrical circuit devices and symbols defined in Section III graphic symbols Graphical symbols for electrical equipment section Chapter II electrical diagram of the basic knowledge in other areas of basic knowledge of drawing Section II describes the design of equipment and materials in Table III with the classification of Chapter electrical diagram electrical drawings in order to read with the methods section to read electricFour Satisfaction guaranteed,or money back.