tle lesson 2

• a device that acts as a convenient source of eectrical energy for current-consuming apliances

  convenience outlet
• give 2 typ of convenience outlet

  surface tyope and flush typoe
• a device inserted ito a conveniece outlet to conduct electric current

  male plug
• devices that hold and protect the lamp and are also called lamp sockets

  lamp holder
• give 4 classsification of lamp holder

  flush, hanging (weather proof/chain) surface type
• a device connects and disconnect the flow of electruic current i a circuit 


  switch
• 3 calssification of switch

  flush type surface type hanging type
• a circuit protective device that automatically blows and cuts the current when an over load or short circuit happen 


  fuse
• 1st type of fuse

  knife blade

  
• 2nd type of fuse

  cartridge

  
• 3rd type of fuse

  plug type

  
• a protective device used automatically blows and cut the current when trouble in the circuit 


  circuit breaker

  
• an octagonal shaped electrical material 


  junction box

  
• rectangular- shaped metallic or plastic pvc 


  utility box

  
• is a duplex stranded wire used for tempoerary wiring instalation / AWG (american wire gauge)


  flat cord
• made of multiple strands 


  stranded wire
• made of a single starand of coper or alminum wire

  solid wire
• plasrtic condits or raceways deisgned to be a channe;l of wire

  non metallic conduits
• metalic raceways

  metallic conduit
• electrical materials used as the passage of wire for protection and insulation

  conduit/pipes

  
• electrical materials used to hold and anchor electrical condits in their proper position

  clamp
• give 2 types of clamps

  metal an plastic

  
• attach metallic or non metalic condui to te juction or utility boxes

  connectors

  
• used to protect and cover live or open wires 


  electrical tape
• are used to fasten the conduit on walls and other framing parts

  fastener e.h (nails, etc.)