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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 circuit breaker, that interrupts an electrical circuit when the current passing through line and neutral conductors of a circuit is not equal (the term residual relating to the imbalance), therefore ...

3. NEMA connector - Wikipedia

   en.wikipedia.org/wiki/NEMA_connector

   NEMA 1-15P (two-pole, no ground) and NEMA 5-15P (two-pole with ground pin) plugs are used on common domestic electrical equipment, and NEMA 5-15R is the standard 15-ampere electric receptacle (outlet) found in the United States, and under relevant national standards, in Canada (CSA C22.2 No. 42 [1]), Mexico (NMX-J-163-ANCE) and Japan (JIS C 8303).

4. Circuit breaker - Wikipedia

   en.wikipedia.org/wiki/Circuit_breaker

   Three single-phase Soviet/Russian 110-kV oil circuit breakers 400 kV SF 6 live-tank circuit breakers Electrical power transmission networks are protected and controlled by high-voltage breakers. The definition of high voltage varies but in power transmission work is usually thought to be 72.5 kV or higher, according to a recent definition by ...

5. U.S. Route 20A (New York) - Wikipedia

   en.wikipedia.org/wiki/U.S._Route_20A_(New_York)

   U.S. Route 20A (US 20A) is an east–west alternate route of US 20 that extends for 83.59 miles (134.53 km) across the western portion of New York in the United States. It leaves US 20 in Hamburg , a suburb of Buffalo , and rejoins it in East Bloomfield about five miles (8.0 km) west of Canandaigua , the county seat of Ontario County .

6. Tesla Roadster (first generation) - Wikipedia

   en.wikipedia.org/wiki/Tesla_Roadster_(first...

   The Tesla Roadster is a battery electric sports car, that is based on the Lotus Elise chassis, and was produced by Tesla Motors (now Tesla, Inc.) from 2008 to 2012.The Roadster was the first highway legal, serial production, all-electric car to use lithium-ion battery cells, and the first production all-electric car to travel more than 244 miles (393 km) per charge. [7]

7. History of AC power plugs and sockets - Wikipedia

   en.wikipedia.org/wiki/History_of_AC_power_plugs...

   U.S. patent 774,250.The first US power plug and socket dated 1904. Several early American electrical plug and socket arrangements were invented by Harvey Hubbell.On 26 February 1903 he filed two patent applications featuring 2-pin plugs and adaptors for using his plugs with existing designs of lamp sockets and wall receptacles.