发现有的房子电源插座多了个东东,这是干嘛用的!

heureux

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NCE0027.jpg
 
仔细看看.

 
0A Outlets: Some electrical outlets have a "T" shaped slot on the neutral instead of just a vertical slot. These outlets are rated for 20A, and can receive special plugs (with a sideways neutral prong) for appliances which draw more than 15A. This prevents people from tripping their circuit breakers by plugging them into 15A outlets by mistake. While 15A outlets are generally fed by 14AWG wire, 20A outlets are generally fed from 12AWG wire. There are exceptions for long runs or high temperature environments, which need thicker wire. A standard plug can still fit into this outlet because the T shaped slot will accept both kinds of neutral prongs.

https://www.reddit.com/r/answers/co...outlets_with_tshaped/?st=j140bqyq&sh=1e8c18cc
 
有直巴的,有歪巴的,这样容易记住。:eek::tx:
 
何书记这是要换房吗:jiayou:
 
Type A
electricity-tiles-type-A-200-px.jpg


  • mainly used in the USA, Canada, Mexico & Japan (for a full list, click here)
  • 2 pins
  • not grounded
  • 15 A
  • almost always 100 – 127 V
  • socket compatible with plug type A
Learn more

Type B
electricity-tiles-type-B-200-px.jpg


  • mainly used in the USA, Canada, Mexico & Japan (for a full list, click here)
  • 3 pins
  • grounded
  • 15 A
  • almost always 100 – 127 V
  • socket compatible with plug types A & B
Learn more

Type C
electricity-tiles-type-C-200-px.jpg


  • commonly used in Europe, South America & Asia (for a full list, click here)
  • 2 pins
  • not grounded
  • 2.5 A
  • almost always 220 – 240 V
  • socket compatible with plug type C
Learn more

Type D
electricity-tiles-type-D-200-px.jpg


  • mainly used in India (for a full list, click here)
  • 3 pins
  • grounded
  • 5 A
  • 220 – 240 V
  • socket compatible with plug types C & D (unsafe compatibility with E & F)
Learn more


Type E
electricity-tiles-type-E-200-px.jpg


  • primarily used in France, Belgium, Poland, Slovakia & the Czech Republic (for a full list, click here)
  • 2 pins
  • grounded
  • 16 A
  • 220 – 240 V
  • socket compatible with plug types C, E & F
Learn more

Type F
electricity-tiles-type-F-200-px.jpg


  • used almost everywhere in Europe & Russia, except for the UK & Ireland (for a full list, click here)
  • 2 pins
  • grounded
  • 16 A
  • 220 – 240 V
  • socket compatible with plug types C, E & F
Learn more

Type G
electricity-tiles-type-G-200-px.jpg


  • mainly used in the United Kingdom, Ireland, Malta, Malaysia & Singapore (for a full list, click here)
  • 3 pins
  • grounded
  • 13 A
  • 220 – 240 V
  • socket compatible with plug type G
Learn more

Type H
electricity-tiles-type-H-200-px.jpg


  • used exclusively in Israel, the West Bank & the Gaza Strip (for a full list, click here)
  • 3 pins
  • grounded
  • 16 A
  • 220 – 240 V
  • socket compatible with plug types C & H (unsafe compatibility with E & F)
Learn more


Type I
electricity-tiles-type-I-200-px.jpg


  • mainly used in Australia, New Zealand, China & Argentina (for a full list, click here)
  • 2 or 3 pins
  • 2 pins: not grounded / 3 pins: grounded
  • 10 A
  • 220 – 240 V
  • socket compatible with plug type I
Learn more

Type J
electricity-tiles-type-J-200-px.jpg


  • used almost exclusively in Switzerland, Liechtenstein & Rwanda (for a full list, click here)
  • 3 pins
  • grounded
  • 10 A
  • 220 – 240 V
  • socket compatible with plug types C & J
Learn more

Type K
electricity-tiles-type-K-200-px.jpg


  • used almost exclusively in Denmark & Greenland (for a full list, click here)
  • 3 pins
  • grounded
  • 16 A
  • 220 – 240 V
  • socket compatible with plug types C & K (unsafe compatibility with E & F)
Learn more

Type L
electricity-tiles-type-L-200-px.jpg


  • used almost exclusively in Italy & Chile (for a full list, click here)
  • 3 pins
  • grounded
  • 10 A & 16 A
  • 220 – 240 V
  • 10 A socket compatible with plug types C & L (10 A version) / 16 A socket compatible with plug type L (16 A version)
Learn more


Type M
electricity-tiles-type-M-200-px.jpg


  • mainly used in South Africa (for a full list, click here)
  • 3 pins
  • grounded
  • 15 A
  • 220 – 240 V
  • socket compatible with plug type M
Learn more

Type N
electricity-tiles-type-N-200-px.jpg


  • used almost exclusively in Brazil (for a full list, click here)
  • 3 pins
  • grounded
  • 10 A & 20 A
  • 100 – 240 V
  • socket compatible with plug types C & N
Learn more

Type O
electricity-tiles-type-O-200-px.jpg


  • used exclusively in Thailand
  • 3 pins
  • grounded
  • 16 A
  • 220 – 240 V
  • socket compatible with plug types C & O (unsafe compatibility with E & F)
Learn more

types-of-receptacles_zpscecc2916.gif
 
至于老何发的,明显是国产不合格20A插座。:buttrock:
 
这怎么是多了个东东, 明明是少了一块么 ....
 
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