More blogs about electrical service and distribution:

Why does the electric company want my house electric system inspected before turning the power back on?

How come my generator hookup got tagged as defective by the home inspector?

  1. Is the electric panel big enough for this house?

  2. What is the life expectancy of a circuit breaker?

  3. What are the most common homeowner wiring mistakes?

My circuit breaker won’t reset. What’s wrong?

How do the new tamper-resistant electric receptacles work?

The electric panel is marked “Trilliant” and it’s all grey plastic. Is it alright?

Why does that wall plug have push-buttons in the middle?

Does this place have one of those “bad” electric panels I’ve heard about?

  1. What is knob-and-tube wiring?

  2. My bathroom electric receptacle/outlet is dead, and there is no tripped breaker in the electric panel. What’s wrong?

  3. What is a split bus electric panel?

  4. How far apart should the electrical receptacles be placed?

  5. How far apart should kitchen counter receptacles be placed?

  6. How can I figure out what a mystery wall switch does?

  7. What is the switch on the wall with only two pushbuttons for?

  8. What are those strange looking wall switches in houses from the 1950s and 1960s?

  9. How far apart should electric receptacle outlets be placed in a garage?

  10. What is a lock device on a circuit breaker for?

  11. Will the electric company remove branches rubbing against the overhead service lines to my home?

  12. Can multiple neutral or ground wires be secured under the same terminal in an electric panel?

  13. Can wiremold be used at an exterior location?

  14. How can adding wood paneling or a wainscot create an electrical safety hazard?

  15. What is an open electrical splice?

  16. What does it mean when a wire is “overstripped” at a circuit breaker?

  17. What is the difference between a Combination Arc Fault Circuit Interrupter (CAFCI) and an Arc Fault Circuit Interrupter (AFCI) circuit breaker?

  18. How can I tell if a receptacle/outlet is tamper resistant?

  19. What is a Dual Function Circuit Interrupter (DFCI)?

  20. Does a home inspector remove the electric panel cover plate and examine the inside of the panel?

  21. What are the most common defects with over-the-range microwaves?

  22. Is a house required to have outdoor electric receptacles?

  23. What are the code requirements for NM-cable (nonmetallic-sheathed cable or Romex®) in an attic?

  24. How can I change a 240V circuit to a 120V circuit?

  25. Can old electrical wiring go bad inside a wall?

  26. What could cause an extremely high electric bill?

  27. Why are extension cords dangerous?

  28. What problems does having too many electrical outlets on a single circuit cause?

  29. How can I find out the size of the electric service to a house?

  30. What happens when you press the “TEST” button on a circuit breaker in an electric panel?

  31. How many electric receptacles (outlets) are required in a hallway?

  32. Why are electrical outlets and plugs polarized?

  33. Why does painting an electric receptacle (outlet) make it unsafe?

  34. What is the difference between GFCI and AFCI circuit breakers?

  35. What causes flickering or blinking lights in a house?

  36. Why is bundled wiring in an electric panel a defect?

  37. Why are some electric receptacles/outlets upside down (ground slot up) in a house?

  38. Why is undersize electric wiring in a house dangerous?

  39. Why is a fuse box an insurance problem for homebuyers?

  40. What is a “backstab” receptacle outlet?

  41. What electrical hazards does a Ground Fault Circuit Interrupter (GFCI) not protect against?

  42. What are the right words for talking about a house electrical system?

  43. What does “listed” and “labeled” mean for an electrical component?

  44. What does it mean when I find buried yellow "CAUTION" tape when digging a hole in the yard?

  45. How far away should a sink be from an electric panel?

  46. What are the requirements for NM-cables entering an electric panel box?

  47. How can I tell if the electrical service is 3 phase or single phase?

  48. What is the building code requirement for receptacle outlets at stairs and stair landings?

  49. Can a home surge protector be installed loose in the bottom of an electric panel box?

  50. Can a bare bulb “lampholder” light fixture be installed outdoors?

  51. When did arc fault circuit interrupter (AFCI) breakers first become required?

  52. What is the difference between an electrical receptacle, an outlet, and a plug?

  53. Should I buy a house near a high-voltage power line?

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