Electrician combat series rapid and practical skills of construction electriciansPublished time: 2017
Series items: Introduction to the practical series of electricians This book focuses on the installation technology and construction problems of building electrical equipment such as transformer and distribution equipment, power equipment, lighting devices, and weak current systems. Specific contents include basic knowledge of building electricians, indoor wiring engineering, installation of transformer and distribution equipment, installation of electric motors, installation of low-voltage electrical appliances, installation of electrical lighting devices and electric fans, fire alarm and automatic fire extinguishing systems, safety precaution systems, telephones Communication systems, satellite receiving and cable television systems, elevators and lightning protection and grounding devices. This book is suitable for self-study of construction electricians with junior high school education or above. It can also be used as a reference for electrical technicians. It can also be used as a teaching reference book for vocational colleges and various short-term training courses.
Chapter 1 Basic knowledge of building electrician 1.1 Overview of building electrician 11.1.1 Classification of building electrical engineering 11.1.2 Problems to be noticed in electrical installation and construction of buildings 11.1.3 Coordination of electrical installation engineering and civil engineering 21.2 Identification of building electrical engineering drawings Reading 31.2.1 Introduction to Electrical Engineering Drawings of Building 31.2.2 Reading of Building Installation Plan 41.2.3 Reading of Power Electrical Engineering Drawing 71.2.4 Reading of Lighting Electrical Engineering Drawing 91.2.5 Reading of Electrical Drawing of Fire Safety System 111.2 .6 Reading of Electrical Diagram of Anti-theft Alarm System 121.2.7 Reading of Cable Television System Map 141.2.8 Reading of Communication and Broadcasting System Diagram 14 Chapter 2 Indoor Wiring Project 2.1 Overview of Indoor Wiring 172.1.1 Indoor Wiring Basic requirements of 172.1.2 Construction procedures for indoor wiring 182.2 Insulator wiring 182.2.1 Insulator fixing 182.2.2 Bundling of conductors on insulators 192.2.3 Insulator wiring methods and precautions 202.3 Wire trunking wiring 212.3.1 Wires Types of slots 212.3.2. Metal trunking wiring 222.3.3 Plastic trunking wiring 242.4 Plastic sheathed wiring 252.4.1 Positioning and fixing of plastic sheathed wires 252.4.2 Laying of plastic sheathed wires 262.4.3 Plastic Method and attention of sheathed wire wiring Matter 272.5 Conduit wiring 272.5.1 Conduit selection 272.5.2 Conduit processing steps 282.5.3 Conduit connection 292.5.4 Open pipe laying 312.55 Concealed pipe laying 322.5.6 Conduit threading 352.5. Note for 7-wire pipe wiring 362.6 Steel wire wiring 372.6.1 General requirements for wire rope wiring 372.6.2. Installation of steel wire suspension pipe wiring 382.6.3 Installation of steel wire suspension plastic sheathed wire wiring 392.7 Cable Laying of 392.7.1 cable bridge laying 392.7.2 cable pipe protection 402.7.3 arrangement of cable in the shaft 412.7.4 installation of cable support and laying of cable on the support 412.8 conductor connection 432.8 Basic requirements to be met 432.8.2. Connection method for single-core copper wire 432.8.3 Connection method for multi-core copper wire 442.8.4 Crimping of aluminum core wire 452.8.5 Connection of multi-strand aluminum core wire to terminal 462.8.6 single 462.8.7 Connection of multi-core insulated conductors in junction boxes 472.8.8 Connection of multi-core insulated conductors in junction boxes 472.8.8 Connection of conductors and terminal posts 472.8.9 Encapsulation of insulation tape after conductor connection 49 Chapter 3 Transformer and distribution equipment Installation 3.1 Power Transformers 503.1.1 Composition of Power Transformers 503.1.2 Ratings of 513.1.3 Transformers Preparation for moving 523.1.4 transformer before installation 523.1.5 Requirements for indoor transformer installation 533.1.6 Installation form of outdoor transformer 533.1.7 Precautions for transformer installation 543.1.8 Operation of transformer 553.2 Complete distribution cabinet 563.2.1 Civil requirements for the installation of distribution cabinets 563.2.2 Processing of basic sections 573.2.3 Installation of basic sections 573.2.4 Handling and inspection of distribution cabinets 126.96.36.199 Installation of distribution cabinets 593.2.6 Installation precautions for distribution cabinets 603.3 613.3.1 Basic requirements for installing distribution boxes 613.3.2 Installation of power distribution boxes 623.3.3 Installation of lighting distribution boxes 633.3.4 Inspection and commissioning of distribution boxes 65 Chapter 4 Installation of electric motors 4.1 Electric motors 664.1.1 Purpose and classification of three-phase asynchronous motors 664.1.2 Nameplate of three-phase asynchronous motors 674.1.3 Wiring of three-phase asynchronous motors 684.1.4 Method of changing the direction of three-phase asynchronous motors 694.1.5 Classification of single-phase asynchronous motors , Wiring and typical applications 694.1.6 Changing the method of single-phase asynchronous motor steering 714.2 Motor installation 714.2.1 Motor handling and installation location selection 714.2.2 Inspection before motor installation 724.2.3 Motor base 724.2.4 Motor installation method 734.2.5 Motor calibration 744.3 Motor startup and operation 754.3.1 Measurement of insulation resistance of motor 754.3.2 Inspection before motor operation 754.3.3 Monitoring during motor operation 76 Chapter 5 Installation of Low-Voltage Electrical Appliances 5.1 Overview of Low-Voltage Electrical Appliances 785.1.1 Features of Low-Voltage Electrical Appliances 785.1.2 Use and Classification of Low-Voltage Electrical Appliances 785.1.3 Inspection of Low-Voltage Electrical Appliances Before Installation 795.1.4 Installation Principles of Low-Voltage Electrical Appliances 805.2 Installation of Common Low-Voltage Electrical Appliances 805.2 .1 Knife Switch 805.2.2. Open Load Switch 815.2.3. Closed Load Switch 825.2.4 Combination Switch 825.2.5 Fuse 835.2.6 Circuit Breaker 845.2.7 Contactor 865.2.8 Intermediate Relay 875.2.9 Time Relay 875.2. 10 Thermal relay 895.2.11 button 905.2.12 stroke switch 9152.13 Leakage protector 925.2.14 Starter 95 Chapter 6 Installation of electrical lighting devices and electric fans 6.1 Overview of electrical lighting 986.1.1 Classification of electrical lighting 986.1.2 Pairs Requirements for the quality of electrical lighting 996.1.3 Operating conditions for the installation of lighting fixtures 1006.2 Installation of electrical lighting 1006.2.1 Installation of incandescent lamps 1006.2.2 Installation of fluorescent lamps 1016.2.3 Installation of high-pressure mercury lamps 1036.2.4 Installation of sodium pressure lamps 1036.2.5 Installation of metal halide lamps 1046.2.6 Installation of tungsten halogen lamps 1056.2.7 Installation of LED lamps 1066.3 Installation of lighting lamps 1076.3.1 Classification of common lighting lamps 1076.3.2 Basic requirements for installation of lighting lamps Requirement 1086.3.3 Arrangement of lighting fixtures 10.96.3.4 Installation of chandeliers 1106.3.5 Installation of ceiling lamps 1106.3.6 Installation of wall lamps 1116.3.7 Installation of emergency lighting 1126.3.8 Installation of explosion-proof lamps 1126.3.9 Building lanterns Installation of 1136.3.10 landscape lights 1146.3.11 Installation of small courtyard column lights 1166.3.12 Installation of temporary lighting devices at the construction site 1166.3.13 Building lighting power-on test operation 1176.4 Installation of switches 1186.4.1 Installation of pull-wire switches 1186.4. 2 Installation of dark switch 1186.5 Socket installation 1196.5.1 Installation socket shall meet the technical requirements 1196.6.2 Socket installation and wiring 1196.6 Installation of electric fan 1206.6.1 Installation of ceiling fan 1206.6.2 Installation of ventilation fan 1206.6.3 Wall fan Installation 121 Chapter 7 Fire alarm and automatic fire extinguishing system 7.1 Overview of fire alarm and automatic fire extinguishing system 1227.1.1 Types and functions of fire alarm fire protection system 1227.1.2 Automatic fire alarm and The composition of a dynamic fire suppression system 1227. 2 Fire detectors 1237.2.1 Types of fire detectors 1237.2.2 Features of commonly used fire detectors 1247.3 Fire alarm controllers 1267.3.1 The role of fire alarm controllers 1257.3.2 Basic form of fire alarm controllers 1267.4 Selection of Fire Detectors 127.7.4.1 Selection Principles of Fire Detectors 127.7.4.2 Selection of Point Fire Detectors 1287.4.3 Selection of Line Fire Detectors 1297.5 Installation of Fire Detectors 1297.5.1 Installation Location of Fire Detectors Determine the installation method of 1297.5.2 fire detectors 1307.5.3 Install the fire detectors on the ceiling 1317.5.4 Determine the installation distance between fire detectors and other facilities 1337.5.5 Precautions for installing combustible gas fire detectors 134.7.56 Precautions for installing infrared beam smoke detectors 1347.6 Installation of manual alarm buttons 1357.7 Installation of alarm controllers 1367.7.1 Basic requirements for installing fire alarm controllers 1367.7.2 Installation of fire alarm controllers 1367.7.3 Installation of fire alarm controllers 1377.8 Automatic fire alarm system 1377.9 Automatic fire extinguishing system 1387.9.1 Fire hydrant fire extinguishing system 1387.9.2 Automatic Water fire extinguishing system 1397.9.3 Carbon dioxide gas automatic fire extinguishing system 1407.10 Fire alarm and debugging of automatic fire extinguishing system 140 Chapter 8 Safety precaution system 8.1 Safety precaution system overview 1428.1.1 Protection function of safety precaution system 1428.1.2 Composition of safety precaution system 1428.2 Anti-theft alarm system 1438.2.1 Composition of anti-theft alarm system 1438.2.2 Types of anti-theft alarm controllers 1448.2.3 Functions of anti-theft alarm controllers 1448.3 Anti-theft detectors 1448.3.1 Types and characteristics of contact detectors 1448.3.2 Non-contact Types and characteristics of the detector 1458.3.3 Selection of anti-theft detector 1478.3.4 Installation of door magnetic switch 1478.3.5 Installation of glass break detector 1488.3.6 Installation of active infrared detector 1498.3.7 Installation of passive infrared detector 1518.3.8 Installation of Ultrasonic Detector 1528.3.9 Installation of Microwave Detector 1538.3.10 Installation of Dual Detection Detector Alarm 1538.3.11 Inspection and Debugging of Anti-theft Alarm System 1548.4 Access Control System 188.8.131.52 Composition of Access Control System 1548.4.2 Access Control And intercom system type 1548.4.3 Access control and intercom system installation 1568.4.4 Inspection and debugging of access control system 1568.5 Patrol Types and characteristics of security system 1578.5.1 Patrol security system 1578.5.2 Requirements to be met by patrol security system 1598.5.3 Installation of patrol security system 1598.5.4 Inspection and debugging of patrol security system 1598.6 Automatic doors 1608.6.1 Use of automatic doors 1608.6.2 Types and characteristics of automatic doors 1608.6.3 Installation of automatic doors 1608.7 Parking management system 1618.7.1 Functions of parking management system 1618.7.2 Composition of parking (warehouse) management system 1618.7.3 Vehicles Main types of access detection and control system 1628.7.4 Installation of parking lot (warehouse) management system 1628.7.5 Inspection and debugging of parking lot (warehouse) management system 1638.8 CCTV monitoring system 1648.8.1 Composition of CCTV monitoring system 1648.8. 2 Functions of CCTV monitoring system 1658.8.3 TV monitoring system configuration 1668.8.4 PTZ installation 1668.8.5 Camera selection and installation 1678.8.6 Cabinet and monitoring station installation 1688.8.7 Debugging of TV monitoring system 169 9th Chapter Telephone Communication System 9.1 Overview of Telephone Communication System 1709.1.1 Functions of Telephone Communication System 1709.1.2 Features of Cell Phone System 1709.2 Common Materials of Telephone System 1719.2.1 Communication Cable And telephone line 1729.2.2 optical cable 1739.2.3 cable transfer box 1739.2.4 telephone distribution box 1739.2.5 user outlet box 1749.3 laying of optical cable 1759.3.1 method of laying optical cable 1759.3.2 precautions for laying optical cable 1769.4 laying of telephone line 1769.4 .1 Requirements and precautions for laying telephone lines 1769.4.2 Method for laying telephone lines 1779.5 Installation of telephone equipment 1789.5.1 Requirements to be met for installation of telephone transfer rooms 1789.5.2 Installation of telecommunication transfer and distribution equipment 1789.5.3 Telephone sockets Installation of telephones and telephones 1809.6 Debugging of telephone communication systems 181 Chapter 10 Satellite receiving and cable television systems 10.1 Common antenna television system (CATV system) 18210.1.1 Features of common antenna television system (CATV system) 18210.1.2 Composition of CATV system 18210.2 Satellite TV receiving system 18310.2.1 Features of satellite TV receiving system 18310.2.2 Composition of satellite TV system 18410.2.3 Composition of satellite TV receiving system 18510.2.4 Connection of satellite TV receiving system and CATV system 18610.3 Cable TV system 18710.3.1 Cable Characteristics of the television system 18710.3.2 The composition of the cable television system 18810.3.3 The main uses of the cable television system Equipment and Equipment 18910.4 Satellite Receiver and Cable TV System Installation 19210.4.1 General Requirements for Cable TV System Installation 19210.4.2 Antenna Installation 19210.4.3 Cable Laying 19410.4.4 Installation of Tuner and Feeder 19510.4.5 Front-End Equipment Installation 19510.4.6 Installation of splitter and brancher 19610.4.7 Installation of user box 19610.4.8 Connection of coaxial cable and user box 19710.5 Commissioning and acceptance of TV receiving system 198 Chapter 11 Elevator 11.1 Elevator Overview 184.108.40.206 Elevator commonly used 1911.1.2 The composition of the elevator 220.127.116.11 The main systems and functions of the elevator 20111.1.4 The working principle of the elevator 20111.1.5 The process of the elevator installation 20211.2 The traction machine 20211.2.1 The composition of the traction machine 20211.2.2 The traction machine 20211.2.3 Calibration of the installation position of the traction machine 20311.2.4 No-load test after installation of the traction machine 20411.3 Composition of the elevator door system 20411.4 Composition of the elevator safety protection system 20511.5 Installation of the main electrical components and devices of the elevator 20611.5. 1 Requirements to be met when installing a power switch 20611.5.2 Conditions to be met when installing a control cabinet 20611.5.3 Precautions for wiring in the machine room 20611.5.4 Electrical equipment for hoistways Installation 20611.5.5 Requirements to be met by installing limit switches 20811.5.6 Installation of car electrical installations 20811.5.7 Installation of landing electrical installations 20911.5.8 Installation of suspension cables 20911.5.9 Insulation and grounding of elevator electrical installations shall meet requirements 21111.6 Commissioning of elevators 21111.6.1 Preparations before elevator commissioning 21111.6.2 Inspection of electrical devices before commissioning 21111.6.3 Inspection of mechanical components before commissioning 21211.6.4 Adjustment of brakes 21211.6.5 No traction Electricity test of rope 21311.6.6 Electricity test operation of elevator 213 Chapter 12 Lightning protection and grounding device 12.1 Lightning protection device 21512.1.1 Lightning characteristics and hazard 21512.1.2 Main lightning protection measures 21512.1.3 Lightning rod installation 21612.1.4 Installation of lightning protection belts and lightning protection nets 21712.1.5 Lightning protection for flat roof buildings 21912.1.6 Lightning arrester overview 21912.1.7 Installation of valve arresters 22012.1.8 Installation of tube arresters 22012.2 Grounding devices 22112.2.1 Grounding and zeroing overview 22112.2 .2 Grounding form of low-voltage power distribution system 22212.2.3 Overview of grounding device 22312.2.4 Installation of artificial grounding body and basic grounding body 22312.2.5 Installation of vertical grounding body 22412.2.6 Horizontal connection Installation of the ground body 22412.2.7 Precautions for selecting a grounding device 22512.2.8 Installation of the ground main line 22512.2.9 Installation of the ground branch line 22712.2.10 The construction site should be protected by electrical equipment that is connected to zero 22812.2.11 Ground resistance measurement 228 References