300 questions on practical technology of building electrician includes basic knowledge of building electrician, installation of indoor distribution lines, transformation and distribution equipment, installation of motors, installation of low-voltage electrical appliances, installation of electrical lighting devices and electric fans, installation of switches and sockets, fire alarm and automatic fire extinguishing system, safety protection system, installation of elevators and escalators Lightning protection and grounding devices, etc
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It is only for reference before purchase
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The main feature of this book is to integrate theory with practice, briefly introduce basic knowledge, focus on operation skills, and cultivate readers’ ability to analyze and solve problems
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This book is closely combined with the actual production, highlighting the characteristics of practicality, illustrated, easy to understand, strong practicability and easy to master and use quickly
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Contents preface Chapter 1 basic knowledge of building electrician 11-1 what is building electrical engineering? 11-2 what is intelligent building? What are the components of intelligent building? 11-3 what problems should be paid attention to in building electrical installation engineering? 31-4 how should the electrical installation works cooperate with the civil works? 41-5 what work should be completed after the electrical device is installed and before it is put into operation? 41-6 what is building electrical engineering drawing? 51-7 how to read the layout plan of outdoor substation? 51-8 how to read the layout plan of indoor substation? 61-9 how to read power electrical engineering drawings? 71-10 how to read lighting electrical engineering drawings? 81-11 how to read the electrical diagram of fire safety system? 91-12 how to read the automatic fire alarm and automatic fire fighting plan? 91-13 how to read the electrical diagram of anti-theft alarm system? 101-14 how to read the CATV system diagram? 101-15 how to read the communication and broadcasting system diagram? 11 chapter 2 what are the general technical requirements for indoor distribution line 122-1 indoor wiring? 122-2 what are the construction steps of indoor wiring? 142-3 what are the basic requirements for conductor connection? 142-4 how to connect single core copper wire by splicing method? 142-5 how to connect single core copper wire by binding method? 152-6 how to connect multi-core copper wires in a straight line? 162-7 how to branch multi-core copper wires? 172-8 how to crimp single core aluminum wire? 172-9 how should conductors with different cross-sectional areas be connected? 192-10 how should single core conductor and multi-core conductor be connected? How to connect 192-11 multi strand aluminum core wire with terminal block? How are 202-12 single core insulated conductors connected in the junction box? How are 212-13 multi-core insulated conductors connected in the junction box? How are 222-14 conductors connected to the compression type terminal posts? How are 222-15 conductors connected to pinhole terminals? How is the 232-16 conductor connected to the tile terminal post? How should 242-17 wires be insulated after straight-line connection? How should the 252-18 conductor be insulated after branch connection? 252-19 how should insulators be fixed? 262-20 how to bind conductors on insulators? 272-21 what should be paid attention to during insulator wiring? 302-22 what are the common trunking and accessories? 322-23 how to conduct metal trunking wiring? 332-24 how to conduct plastic trunking wiring? 352-25 how to lay the plastic sheath wire? What are the precautions for 362-26 plastic sheathed wire wiring? 392-27 how should steel pipes be bent? What are the precautions? 402-28 how should rigid plastic pipes be bent? What are the precautions? 412-29 how to connect steel pipes? 422-30 how to connect rigid plastic pipes? 432-31 how to lay exposed pipes? 442-32 what should be paid attention to in concealed pipe laying? 472-33 how to lay conduit in cast-in-situ concrete floor slab? 482-34 how to lay conduit in cast-in-situ concrete floor cushion? 492-35 how to lay conduit in precast slab? 502-36 how to thread? What should be paid attention to when wiring 502-37 conduit? 51 Chapter 3 installation of power transformation and distribution equipment 533-1 What parts does the power transformer consist of? 533-2 how to handle the transformer? 543-3 what should be done before installation of transformer? 543-4 what requirements should the installation of indoor transformer meet? What are the installation forms of 553-5 outdoor transformer? 57 [special note] this resource is from the Internet and the copyright belongs to the original author
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The book briefly introduces the basic knowledge of building electricians, focusing on the installation technology and problems needing attention of building electrical equipment such as power transformation and distribution equipment, power equipment, lighting devices and building weak current system
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