05052nam 2200613Ia 450 991014624230332120230617021324.01-280-56083-597866105608373-527-60646-73-527-60233-X(CKB)1000000000019323(EBL)482096(OCoLC)78052790(SSID)ssj0000102898(PQKBManifestationID)11113597(PQKBTitleCode)TC0000102898(PQKBWorkID)10061332(PQKB)11106107(MiAaPQ)EBC482096(EXLCZ)99100000000001932320040601d2004 uy 0engur|n|---|||||txtccrAnalysis and design of low-voltage power systems an engineer's field guide /Ismail KasikciWeinheim Wiley-VCHc20041 online resource (411 p.)Description based upon print version of record.3-527-30483-5 Includes bibliographical references (p. 381-382) and index.Analysis and Design of Low-Voltage Power-Systems; Contents; Foreword; Symbols; Abbreviations; 1 Introduction; 2 Planning and Project Management; 2.1 Guidelines for the Remuneration of Architects and Engineers and Regulations for Contracting System Installations; 2.2 Guidelines for Project Planning of Electrical Systems; 3 Electrical Systems; 3.1 Medium-Voltage Systems; 3.2 Low-Voltage Systems; 4 Transformers; 4.1 Physical Basis; 4.2 Cores; 4.3 Windings; 4.4 Types; 4.5 A.C. Transformers; 4.5.1 Design; 4.5.2 Principle of Operation; 4.5.3 No-Load Voltage; 4.5.4 Voltage and Current Transformation4.5.5 Transformer Loading4.6 Three-Phase Transformers; 4.6.1 Design; 4.6.2 Winding Connections; 4.6.3 Connection Symbols; 4.6.4 Parallel Connection of Transformers; 4.7 Special-Purpose Transformers; 4.7.1 Current Transformers; 4.7.2 Voltage Transformers; 4.7.3 Autotransformers; 4.8 Efficiency of Transformers; 4.9 Protection of Transformers; 4.10 Selection of Transformers; 4.11 Rules of Thumb for Calculating Short Circuit Currents on the Low-Voltage Side; 4.12 Examples for Transformers; 4.12.1 Example 1: Calculation of the Initial Symmetrical Short Circuit Current for a Transformer4.12.2 Example 2: Calculation of Equalizing Currents4.12.3 Example 3: Economic Efficiency of Transformers; 4.12.4 Example 4: Calculation of Efficiency Over a Year; 4.12.5 Example 5: Calculation of Efficiency; 5 Asynchronous Motors (ASM); 5.1 Designs and Types; 5.1.1 Principle of Operation (No-Load); 5.1.2 Typical Speed-Torque Characteristics; 5.2 Properties Characterizing Asynchronous Motors; 5.2.1 Rotor Frequency; 5.2.2 Torque; 5.2.3 Slip; 5.2.4 Gear System; 5.3 Startup of Asynchronous Motors; 5.3.1 Direct Switch-On; 5.3.2 Star Delta Startup; 5.4 Speed Adjustment5.4.1 Speed Control by the Slip5.4.2 Speed Control by Frequency; 5.4.3 Speed Control by Pole Changing; 5.4.4 Soft Starters; 5.4.5 Motor Operating Modes; 5.5 Project Planning of Drives; 5.5.1 Example 1: Calculation With SIKOSTART; 5.5.2 Example 2: Calculation of Overload and Starting Conditions; 5.5.3 Example 3: Calculation of Motor Data; 5.5.4 Example 4: Calculation of the Belt Pulley Diameter and Motor Power; 5.5.5 Example 5: Dimensioning of a Motor; 6 Emergency Generators; 6.1 Generator-Specific Limiting Operational Values; 6.2 Planning a Standby Generator6.3 Example: Calculation of Standby Generator Power7 Equipment for Overcurrent Protection; 7.1 Electric Arc; 7.1.1 Electric Arc Characteristic; 7.1.2 DC Cut-Off; 7.1.3 AC Cut-Off; 7.1.4 Transient Voltage; 7.2 Low-Voltage Switchgear; 7.2.1 Characteristic Parameters; 7.2.2 Main or Load Switches; 7.2.3 Motor Protective Switches; 7.2.4 Contactors and Motor Starters; 7.2.5 Circuit Breakers; 7.2.6 RCDs (Residual Current Protective Devices); 7.2.7 Main Protective Equipment; 7.2.8 Meter mounting boards with main protective switch; 7.2.9 Fuses; 7.2.10 Power Circuit Breakers7.2.11 Load Interrupter SwitchesYou are responsible for planning and designing electrical power systems? Good. Hopefully you know your way through national and international regulations, safety standards, and all the possible pitfalls you will encounter. You're not sure? This volume provides you with the wealth of experience the author gained in 20 years of practice. The enclosed CAD software accelerates your planning process and makes your final design cost-efficient and secure.Electric power systemsLow voltage systemsElectric power systems.Low voltage systems.333.7932621.3191Kasicki Ismail923330MiAaPQMiAaPQMiAaPQBOOK9910146242303321Analysis and design of low-voltage power systems2072086UNINA