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| Use only 600 volt wire. Lamp cord, extension cords are not rated 600 volt. Use copper wire only. Aluminum wire is fire risk and should be avoided or installed by professional. 30 amp breaker use 10 gauge / 120-240 volt 30 amp outlet can be installed on 30 amp breaker only/ use 10 gauge wire ... cannot be connected to 15-20-40 amp breaker.  Orange/ #10 gauge wire, with ground ... 30 amp capacity. Safe maximum: 30 x 80% = 24 amps. Buy: 10-2 gauge/ 30 amp 10-3/ 30 amp Southwire electric tools |
Yellow
12 gauge 20 amp 120 volt 20 amp outlet can be installed on 20 amp breaker, but not 15 amp breaker/ use 12 ga wire. ... cannot be connected to 30-40 amp breaker. 1  Yellow/ #12 gauge wire, with ground ... 20 amp capacity. Safe maximum 16 amps. Buy: 12-2 gauge/ 20 amp 12-3/ 20 amp NMB is house wiring UF is underground Rolls of stranded wire HOOK UP Wires |
White
14 gauge 15 amp 120 volt 15 amp outlet, AFCI, GFCI, timer, switch etc can be installed on 15 or 20 amp breaker. Never connect 15 gauge wire to 20-30-40 amp breaker.  White/ #14 gauge wire, with ground ... 15 amp capacity. Safe maximum 12 amps. Buy: 14-2 gauge/ 15 amp 14-3/ 15 amp NMB is house wiring UF is underground |
| 50-60
amp breaker use 6 gauge / 240 volt 50 outlet can be installed on 50 amp breaker only  Buy: 6-2 wire Southwire electric tools NMB is house wiring UF is underground |
40-50
amp breaker use 8 gauge / 240 volt 40 amp outlet can be installed on 40 or 50 amp breaker only  Buy: 8-2 wire Southwire electric tools NMB is house wiring UF is underground |
  Copper ground wire. Every device, load, metal enclosure etc must be grounded. Ground wire must be continuous throughout installation, never switched on-off, never used as a Neutral wire. Generally ... use same size as other wire in circuit Buy: 12 gauge copper ground wire Ground wire Green ground wire Ground pigtails Ground rods/ ground clamps at Amazon |
 Non metallic flexible cables must carry ground wire, but do not have hazard of short circuit causing injury from shock. Armored steel cable can be used as a grounded connection, and will protect wires from damage. Metal can be energized from an insulation failure. All conduit ...metal, plastic ... flexible and rigid ... must be attached to structure, and attached to enclosures, boxes. Movement, damage and deterioration are major cause of electrical failure. Buy: Non-metallic flexible conduit Power whip Armored cable Southwire armored cable cutter Pull boxes |
 Electrical tools must be insulated. Always best to disconnect power, but insulation failure, lack of proper grounding, grounded neutral, lack of GFCI, out-of-code wiring, generator operating without transfer switch, and other problems still pose a risk to anyone working on electric power ... even when breaker is off. Buy: Electrician tools kits KLEIN TOOLS Tools kits IRWIN tools KNIPEX Telephone cable knife Low Voltage Mounting Bracket for Telephone |
Push-on wire connectors in place of twist-on connectorsBuy:Push on wire connectors Amazon Red 3P connector for 10-14 gauge wire Lever connectors for stranded wire at Amazon HOOK UP Wires |
 Protect wiring from damage Use nipper instead of pliers or screwdriver for removing staples (and nails). Do not damage cable or wires inside cable. -Code says: Cable SHALL BE secured without damage to the outer covering. NEC sec. 336-15 Buy End cutting nippers at Amazon |
  Electrically insulated tools When removing insulation from wire, do NOT score or put cuts on surface of copper wire. Doing so increases resistance and heat on wire and creates possible weak point. Buy tools: KLEIN TOOLS Wire strippers at Amazon Electric Wire Stripping Machine Linesman pliers Utility knife at Amazon |
 Multimeters Voltage is tested across two separate wires. Ohms or resistance is tested across both ends of same wire. Amperage is tested along one or two points on same wire. Buy: Analog multimeter Multimeters at Amazon Klein multimeter Electric testers at Amazon Clampmeter for testing amp flow on line |
 GFCI circuit breaker A GFCI circuit breaker will protect all boxes on circuit. Circuit must be grounded. Ground wire must be continuous and connected to each piece of equipment. White wire on circuit breaker must be connected to Neutral busbar inside the breaker panel. Buy GFCI circuit breakers |
Push down 1" wide Push down breaker Plug-in breaker Buy single-pole: Choose from 15 to 60 amp Eaton CL series Siemens 15-60 amp Single-pole tandem breaker Tandem breakers |
Push down 2" wide Push down breaker Plug-in breakers Buy double-pole: Choose from 15 to 125 amp Choose from 15 amp to 200 amp Eaton CL series circuit breaker Siemens circuit breaker Double pole GFCI |
 Drill 3/4" hole for 1/2" Wire connector Drill 1" hole for 3/4" Wire connector |
Wire connectors
fit knock-outs in electric boxes. Buy at hardware store. Purpose of Wire connector: clamp down on wire to stop movement and protect wire from sharp edges of knock-out hole. Boxes with built-in clamps do not need Wire connectors connector. Buy: Wire connectors / clamps at Amazon Doorbell and household transformers Landscape transformer Waterproof cable glands Sheathed Cable Connector Push in wire connector Bag o yellow wire nuts |
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Join
wires inside octagon Clamp wires firmly so they cannot be pulled out of box, even if somebody trips over wires. Often, octagon boxes and wall boxes have built in clamps Use cable staples to attach wires firmly to solid structure Buy Junction boxes Electric boxes Fan support box Square junction box Square box cover Resource: Enclosures |
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Metal
junction box Square or Octagon box Metal junction boxes have grooved channels at corner for clamping ground wires to metal box Buy Electric round box Watherproof boxes Cable Clamps Resource: Enclosures |
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All
boxes must be covered. Electric connections must be inside covered box. Push wires down. Make sure wire connectors are not loose Install box cover Buy Decorative flat round plate Octagon box covers Ceiling box covers Duplex outlet box cover Junction boxes RV electric box Resource: Enclosures |
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 ConduitUse plastic boxes and conduit for outdoor installations. Metal conduit and boxes must be grounded, plastic conduit and enclosures do not need grounding, and are best for outdoor installations. -1/2" Conduit is rated for 4 wires of size-12 TH, THW, THWN. Conduit over 50' long, use next diameter larger for ease of pulling. Regular NM-B cable can be used inside 1/2" conduit. Conduit must fit tightly to the box or enclosure using matching fitting, and be secure so conduit cannot be moved or pulled out. Conduit must be clamped-attached to structure and cannot be loose. Use tapered drill bit to drill KOs into plastic and metal enclosures. Buy Snap in conduit connector Sealproof Conduit clamps Conduit pull elbow Cantex Flexible conduit Carlon  Hubbell-Bell Thomas and Betts Arlington enclosures Altelix enclosures Buy tapered drill/ step drill bit for any size hole Drill 3/4" for 1/2" conduit and clamps/ drill 1" for 3/4" conduit Step drill bits at Amazon Neiko tapered drill bit 1/4"-1-3/8" hole Resource: Enclosures and electric boxes |
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Use hammer and screwdriver to
remove knock outs Hit with sharp strike of hammer, and then twist out blank using pliers Use linesman pliers to remove extra metal for larger hole Fill unused holes with snap-in plug from electric dept. Use tapered drill bit to make hole anywhere |
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Drill holes in plastic
enclosure: Drill 3/4" hole for 1/2" romex connector Drill 1" hole for 3/4" romex connector Buy: 6x6x4 plastic box: no pre-drilled holes... must drill holes for romex connections, 1/2" hole for fuseholder, 3/16" holes for bolts to hold contactor, plastic box does not need ground screw connected to box Cantex 6x6x4 PVC plastic enclosure with cover at Amazon Thomas and Betts 6x6x4 plastic with cover at Amazon Bud industries 11x7x5 box without knockouts Neiko tapered drill bit 1/4"-1-3/8" hole More boxes: Resource 6x6x4 enclosures |
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Optional:
Tapered drill bit for plastic or metal box Buy tapered drill/ step drill bit for any size hole Step drill bits at Amazon Neiko tapered drill bit 1/4"-1-3/8 holes Buy electric wiring Book Black and Decker Complete guide to wiring Resources; See inside main breaker box |
Multimeter Test for breaks in wire/ Test for voltage Most appliance require 80% rated voltage to function correctly Buy Analog multimeter Multimeters at Amazon Klein multimeter Electric testers at Amazon Clampmeter for testing amp flow on line Resource: How to test and replace element How to test thermocouple |
 Safety when testing wires: Never touch wet or previously flooded appliance. Never stand on wet surface when working on electric. Never stand on bare soil, put down dry boards. Tape tester leads to wood sticks to keep hands away from power. Use non-contact voltage tester before touching wires. Never touch or lean into any made of metal. Remove metal objects from pockets. Do not use oxygen or fuel accelerants in same room as electrical repairs Resource: Basic house wiring |
 Non-contact voltage tester Test for power without touching connectors NEVER assume power is OFF Buy: Non-contact voltage tester Amazon Electric testers at Amazon Resource: How to test electric power is off |
 Electric Code120 volt 15 amp devices including GFCI, timers, switches, plugs, wifi controls etc can be installed on 15 or 20 amp breaker. 120 volt GFCI, outlet, receptacle that is rated 20 amp can be installed on 20 amp breaker only, but NOT on 15 amp breaker. Buy 15 amp GFCI 20 amp GFCI GFCI nite lights  |
 Buy: Ratchet Cable Cutters For cutting copper and aluminium single conductors as well as multiple stranded cables. "the perfect tool for cutting large wires .... Beats using hacksaw or standard side cutters |
 Use outlet tester to check for correct wiring on any 120 volt straight-blade outlet. Buy: Klein testers Outlet tester Circuit breaker finder Electric usage monitor |
Twist-on wire connectorDo not reuse old connectorsTwist wire connector very tight. Pull wires to ensure they will not come loose. Cover all bare copper. Buy: Red Yellow Orange Connector assortment Resource How to select and install twist-on wire connectors |
Electrical tools must be insulated. Always best to disconnect power, but insulation failure, lack of proper grounding, grounded neutral, lack of GFCI, out-of-code wiring, generator operating without transfer switch, and other problems still pose a risk to anyone working on electric power ... even when breaker is off. Buy: Electrician tools kits High voltage tools Klein tools Tools kits Telephone cable knife Low Voltage Mounting Bracket for Telephone |
Connect wire to screw terminal Use only 600 volt solid copper wire. Do not use stranded wire or extension cord. Do not use solder anywhere on residential 120-240 volt wiring. Attach electric installation to structure. Tighten screws very tight against wire.  Buy: NEC books Dewalt plumbing/ electrical codes Basic electric book National electric code guide/ illustrated Resources: How to twist wire How to select and install twist-on wire connectors |
 Weatherproof
lever switch on outdoor lightsSafely operate outdoor toggle switch Replaces outdoor cover Install over top of ordinary switch Works with single-pole, double-pole, 3PST, 3-way, 4-way switches etc Use weatherproof box for outdoor Can be used indoor or outdoor Buy: Best choice: Cantex lever switch Outdoor lever switches at Amazon Lever switches Resource Cantex-toggle-switch-covers.pdf Cantex-PVC-junction-boxes.pdf |
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Push-on wire connectors in place of twist-on connectorsBuy:Push on wire connectors Amazon Red 3P connector for 10-14 gauge wire Lever connectors for stranded wire at Amazon |
 Weatherproof
outlet coverSafely use extension cord with weather resistant cover Buy: Outlet covers |
 Weatherproof
boxFor adding outdoor wiring Drill through back of indoor box, and through wall to install new outdoor outlet. Buy Hubbell Bell PVC box Hubbell Bell aluminum box |
 Gardner Bender 20 amp 120 volt Switches Can be used for 12-24 volt or 120 volt Cannot be used for 240 volt etc Buy Center off SPDT switch Gardner Bender Switches DPDT switch |
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Electricity: The grid is defined by three parts: transmission, distribution and end user. The following links show how it works Power plant to end user power pole Power pole to residential breaker box Power pole to commercial breaker box How to wire residential single phase electric How to wire commercial 3-phase Difference between single-phase and 3-phase Why you need ground wire How to wire 3-phase timer 3-phase water heater What is 3-phase electric: power plant to end user |
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Buy Electronic parts Industrial supplies Tools and home improvement Home and garden Hayward pool Pentair pool Southwire electric |
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Buy
Tools DEWALT Black and Decker Stanley SKIL Makita Porter-Cable Bosch Irwin Hand tools Klein hand tools Fluke electrical testing Dremel hobby tools Campbell Hausfeld air powered Tekton automotive Powerbuilt automotive Saws and saw blades |
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Resource: Compare box timers DPDT timers Intermatic Control water heater w/ Z-wave |
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Resource: Intermatic control centers: and parts Digital control centers and parts Tork control centers and parts Subpanels All control centers and parts Enclosures |
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Resource: Programmable timers Countdown timers Off delay timers On delay timers Timer modules Din rail Twin & one-shot Woods Intermatic Tork |
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Recirculation systems |
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