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2. 2010 flash crash - Wikipedia

   en.wikipedia.org/wiki/2010_Flash_Crash

   The DJIA on May 6, 2010 (11:00 AM – 4:00 PM EDT) The May 6, 2010, flash crash, [1] [2] [3] also known as the crash of 2:45 or simply the flash crash, was a United States trillion-dollar [4] flash crash (a type of stock market crash) which started at 2:32 p.m. EDT and lasted for approximately 36 minutes. [5]

3. Arc-fault circuit interrupter - Wikipedia

   en.wikipedia.org/wiki/Arc-fault_circuit_interrupter

   The current (as of 2013) devices are referred to as "combination type." An arc-fault circuit interrupter ( AFCI) or arc-fault detection device ( AFDD) [1] is a circuit breaker that breaks the circuit when it detects the electric arcs that are a signature of loose connections in home wiring. Loose connections, which can develop over time, can ...

4. Circuit breaker - Wikipedia

   en.wikipedia.org/wiki/Circuit_breaker

   Consumer unit. Electrical switch. Earthing systems. v. t. e. A circuit breaker is an electrical safety device designed to protect an electrical circuit from damage caused by current in excess of that which the equipment can safely carry ( overcurrent ). Its basic function is to interrupt current flow to protect equipment and to prevent fire.

5. How Circuit Breakers Can Let Cooler (Human) Heads Prevail

   www.aol.com/2010/06/14/how-circuit-breakers-can...

   Regulators still don't know what caused the flash crash on May 6, but their pilot program of putting circuit breakers on a bunch more stocks goes into full gear this week. Circuit breakers, which ...

6. Stab-Lok - Wikipedia

   en.wikipedia.org/wiki/Stab-Lok

   Stab-Lok is a brand name of electrical circuit breakers that were manufactured primarily by Federal Pacific Electric between 1950-1980. [1] [2] In June 1980, Reliance Electric, which had purchased FPE, reported to the United States Consumer Product Safety Commission that "many FPE circuit breakers did not fully comply with Underwriters ...

7. Earth-leakage circuit breaker - Wikipedia

   en.wikipedia.org/wiki/Earth-leakage_circuit_breaker

   An earth-leakage circuit breaker ( ELCB) is a safety device used in electrical installations with high Earth impedance to prevent shock. It detects small stray voltages on the metal enclosures of electrical equipment, and interrupts the circuit if a dangerous voltage is detected. Once widely used, more recent installations instead use residual ...