Battery Chargers
8.4 Ratings
8.5 Uninterruptible Power Supply (UPS)
References
13 9 Plant Power Distribution 9.1 Plant Overhead Distribution 9.2 Types of Distribution 9.3 Structure (Pole) Types 9.4 Overhead vs. Underground 9.5 Clearances 9.6 Line Voltage Drop Calculations 9.7 Power Loss Calculations 9.8 Line Conductor Sag and Tension 9.9 Aerial Bundled Cable (ABC) Distribution 9.10 Line and Cable Charging Current References
14 10 Insulation Coordination, Lightning Protection 10.1 Economic Design 10.2 Overvoltages 10.3 Lightning Wave Phenomena and Propagation 10.4 Equipment Testing 10.5 Shielding 10.6 Equipment Withstand Capability 10.7 Arrester Selection 10.8 Motor Surge Protection 10.9 Building Lightning Protection References
15 11 Voltage and Phasing Standards 11.1 Supply and Utilization Voltages 11.2 System Phase Sequence 11.3 World Plugs/Sockets References
16 12 Cables and Supporting Equipment 12.1 Cables 12.2 Power Cables 12.3 Control and Instrumentation Cables 12.4 Specialty Cables 12.5 Cable Trays 12.6 Conduits and Accessories 12.7 Bus Duct or Cable Bus Systems References Note
17 13 Power Factor Correction 13.1 Power Factor and Penalties for Low pf 13.2 Leading and Lagging Power Factor 13.3 pf Correction 13.4 Power Factor at Diesel Engine Generating Plant 13.5 Voltage Improvement by Adding Capacitors 13.6 Harmonic Issues with the Capacitors 13.7 Other Applications References
18 14 Motor Selection 14.1 Motor Selection 14.2 Motor Characteristics 14.3 NEMA Torque Classification (Design Code) 14.4 NEMA, IEC Frame Sizes 14.5 NEMA Starter Sizes 14.6 Motor Enclosures 14.7 Large Motor Starting 14.8 Synchronous Motors 14.9 Motor Service Factor 14.10 Motor Starting Criteria 14.11 Premium Efficiency Motors References
19 15 Variable Frequency Drives (VFDs) and Harmonics 15.1 Why Are Variable Frequency Drives (VFDs) Needed? 15.2 Vector VFDs for Low‐Speed Operation 15.3 VFDs: Variable or Constant Torque? 15.4 Regenerative VFDs 15.5 Motor and Cable Harmonics Issues 15.6 How to Mitigate the Harmonics? 15.7 Harmonic Order Limits References Note
20 16
