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2. Residual-current device - Wikipedia

   en.wikipedia.org/wiki/Residual-current_device

   A residual-current device (RCD), residual-current circuit breaker (RCCB) or ground fault circuit interrupter (GFCI) [a] is an electrical safety device, more specifically a form of Earth-leakage protection device, that interrupts an electrical circuit when the current passing through a conductor is not equal and opposite in both directions, therefore indicating leakage current to ground or ...

3. Water dispenser - Wikipedia

   en.wikipedia.org/wiki/Water_dispenser

   Bottled water dispensers can be top-mounted or bottom-loaded, depending on the design of the model. Bottled water dispensers typically use 11- or 22-liter (5- or 10-gallon) dispensers commonly found on top of the unit. Pressure coolers are a subcategory of water dispensers encompassing drinking water fountains and direct-piping water dispensers.

4. Pull switch - Wikipedia

   en.wikipedia.org/wiki/Pull_switch

   The other type would switch to closed (or open) only when releasing after a full pull. With the first type, the weight of the string and handle could accidentally switch the load intermittently on and off, when still around the initial position (depending on the internal spring). This could potentially increase the danger of overheating in the ...

5. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

6. Thermosiphon - Wikipedia

   en.wikipedia.org/wiki/Thermosiphon

   A thermosiphon (or thermosyphon) is a device that employs a method of passive heat exchange based on natural convection, which circulates a fluid without the necessity of a mechanical pump. Thermosiphoning is used for circulation of liquids and volatile gases in heating and cooling applications such as heat pumps, water heaters, boilers and ...

7. Electrical connector - Wikipedia

   en.wikipedia.org/wiki/Electrical_connector

   inline or cable connectors permanently attached to a cable, so it can be plugged into another terminal (either a stationary instrument or another cable) [5] Chassis or panel connectors permanently attached to a piece of equipment so users can connect a cable to a stationary device

8. Pulse tube refrigerator - Wikipedia

   en.wikipedia.org/wiki/Pulse_tube_refrigerator

   The pulse tube refrigerator (PTR) ... In this clever way it is avoided that the heat, released at the hot end of the second tube, is a load on the first stage. In ...

9. Power cord - Wikipedia

   en.wikipedia.org/wiki/Power_cord

   Power cord, with plug at end, plugged into a Japanese outlet with ground post, for a washing machine. North American power cord with IEC 60320 C13 appliance connector and NEMA 5-15 wall plug. A power cord , line cord , or mains cable is an electrical cable that temporarily connects an appliance to the mains electricity supply via a wall socket ...