Circuits: -- OHM's law -- Series circuits -- Parallel circuits -- Combination circuits -- Common Electrical Distribution Systems: -- 120/240 volt, single-phase, three-wire system -- 120/240 volt, three-phase, four-wire system (Delta high leg) -- 120/208 volt, three-phase, four-wire system (WYE connected) -- 277/480 volt, three-phase, four wire system (WYE connected) -- Electrical Formulas: -- For calculating amperes, horsepower, kilowatts, and KVA -- To Find: -- Amperes -- Direct current -- Single phase -- Three phase -- Horsepower -- Direct current -- Single phase -- Three phase -- Watts -- Kilowatts -- Direct current -- Single phase -- Three phase -- Kilovolt-amperes -- Single phase -- Three phase -- Kirchhoff's laws -- Capacitance (C) -- Six-dot color code for mica and molded paper capacitors -- Resistor color code -- Maximum permissible capacitor kvar -- For use with open-type, three-phase, 60-cycle induction motors -- Power factor correction -- Table values x KW of capacitors -- Needed to correct from existing to desired power factor -- Power factor and efficiency example -- Inductance (L) -- Impedance (Z) -- Reactance (X) -- Motors: -- Full-load current in amperes: direct-current motors -- Direct-current motors -- Terminal markings -- Shunt-wound motors -- Series-wound motors -- Compound-wound motors -- Full-load current in amperes: single-phase alternating-current motors -- Single-phase motor using standard three-phase starter -- Single-phase motors split-phase, squirrel-cage, dual-voltage motor -- Classes of single-phase motors -- Terminal color marking -- Split-phase, squirrel-cage motor -- Running-phase, squirrel-cage motor -- Running overload units -- Motor branch-circuit protective devices: maximum rating or setting -- Full-load current: three-phase alternating-current motors -- Full-load current and other data: three-phase AC motors -- Motor and motor circuit conductor protection -- General motor rules -- Motor branch circuit and feeder example -- General motor applications -- Branch-circuit conductors -- Branch-circuit overcurrent device -- Feeder connectors -- Feeder overcurrent device -- Locked-rotor code letters -- Single-phase motors -- Three-phase motors -- Maximum motor locked-rotor current in ampepes single phase -- Maximum motor locked-rotor current in amperes, two and three phase, design B, C, and D -- Three-phase AC motor windings and connections -- Three-wire stop-start station -- Two three-wire stop-start stations -- Hand off automatic control -- Jogging with control relay -- Transformers: -- Voltage drop calculations: inductance negligible -- Single-phase circuits -- Three-phase circuits -- Voltage drop examples -- Distance (one-way) for 2% voltage drop -- For 120 or 240 volts-single phase (60 C [140 F] insulation and terminals) -- Typical voltage drop values based on conductor size and one-way length (60 C [140 F] termination and insulation) -- Voltage drop calculation examples -- Single-phase voltage drop -- Three-phase voltage drop -- Short-circuit calculation -- Basic short-circuit calculation procedure -- Example: short-circuit calculation table "C" values for conductors (short-circuit calculation) -- Component protection -- How to use current-limitation charts -- How to use let-through charts -- Single-phase transformer connections -- Buck-and-boost transformer connections -- Full-load currents -- Transformer calculations -- Sizing transformers -- Single-phase transformers -- Three-phase transformers -- Single-phase transformer -- Primary and secondary amperes -- Three-phase transformer -- Primary and secondary amperes -- Three-phase connections -- WYE (star) -- Delta -- Three-phase standard phase rotation -- Star-delta transformers -- Star-star transformers -- Delta-delta transformers -- Transformer connections -- Series connections of low-voltage windings -- Delta-delta: three-phase additive polarity -- Star-delta: three phase additive polarity -- Delta star: three phase additive polarity --
Conduit And Conductors: -- Supports for rigid metal conduit -- Supports for rigid nonmetallic conduit -- Conductor properties -- AC resistance and reactance for 600-volt cables, three-phase, 60-hz, 75 C (167 F): three single conductors in conduit -- Allowable ampacities of conductors -- Raceway, cable, or earth, based on ambient air temperature of 30 C (86 F) -- Free air, based on ambient air temperature of 30 C (86 F) -- Raceway or cable, based on ambient air temperature of 40 C (140 F) -- Free air, based on ambient air temperature of 40 C (104 F) -- Ampacity correction and adjustment factors -- Adjustment factors -- For more than three current-carrying conductors in a raceway or cable conductor and equipment termination ratings -- Conductor applications and insulations -- Maximum number of conductors in trade sizes of conduit or tubing -- All same wire size and type insulation -- Different wire sizes or types insulation -- Electrical metallic tubing -- Nonmetallic tubing -- Rigid PVC conduit, schedule 40 -- Rigid PVC conduit, schedule 80 -- Rigid metal conduit -- Flexible metal conduit -- Liquidtight flexible metal conduit -- Dimensions of insulated conductors and fixture wires -- Compact copper and aluminum building wire nominal dimensions and areas -- Dimensions and percent area of conduit and tubing -- Thread dimensions and tap drill sizes -- Hole saw chart -- Metal boxes -- Minimum cover requirements, 0-600 volts, normal -- Volume required per conductor -- Spacings for conductor supports -- General Electrical Tables: -- Minimum depth of clear working space at electrical equipment -- Minimum clearance of live parts -- Minimum size equipment grounding conductors for grounding raceway and equipment -- Grounding electrode conductor for alternating-current systems -- General lighting loads by occupancy -- Lighting load demand factors -- Demand factors -- For nondwelling receptacle loads -- For household electric clothes dryers -- For kitchen equipment-other than dwelling units(s) -- Demand loads for household electric rangers, wall-mounted ovens, counter-mounted cooking units, and other household cooking appliances over 1 3/4 KW rating -- Calculating cost of operating an electrical appliance -- Changing incandescent lamp to energy-saving lamp -- Partial 2011 NEC code change summary -- Field terms versus NEC terms -- Electrical symbols -- Wiring diagrams for NEMS configurations -- NEMA enclosure types -- General Reference: -- U S weights and measures -- Metric system -- Metric designator and trade sizes -- U S weights and measures/metric equivalent chart -- Explanation of scientific notation -- Useful conversions/equivalents -- Decimal equivalents -- Two-way conversion table -- Metals -- Specific resistance -- Centigrade and Fahrenheit thermometer scales -- Math Reference: -- Useful math formulas -- Circle -- Fractions -- Equations -- Natural trigonometric functions -- Trigonometry -- Conduit Bending: -- Bending offsets with trigonometry -- Rolling offsets -- Chicago-type benders: 90 degree bending -- Chicago-type benders: offsets -- Multi-shot benders: 90 degree conduit bending -- Offset bends -- 90 degree bends -- Back-to-back bends -- Three-point saddle bends -- Job-Site Reference: -- Pulley calculations -- Useful knots -- Hand signals -- Electrical Safety: -- Definitions -- Checklist -- Lock-out-tagout procedures -- Shock protection boundaries -- How to read a warning label -- Personal protection equipment guide -- Alternative Energy: -- Engine-generation systems -- Solar photovoltaic systems -- Wind turbines -- Fuel cells -- Microturbines -- Interconnected generation systems -- First Aid: -- Scene survey -- How to call for help -- Bleeding -- Ingested poisoning -- Recognizing ingested poisoning -- Care for ingested poisoning -- Shock -- Recognizing shock -- Care for shock -- Burns -- Care for burns -- Electrical burns -- Frostbite -- Recognizing frostbite -- Care for frostbite -- Hypothermia -- Recognizing hypothermia --
