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2. Transfer switch - Wikipedia

   en.wikipedia.org/wiki/Transfer_switch

   Simplified single line diagram of a single-phase transfer switch to select either 'city' (utility) power or local generator power 3-phase Intelligent transfer switch. A transfer switch is an electrical switch that switches a load between two sources. Some transfer switches are manual, in that an operator effects the transfer by throwing a ...

3. Recloser - Wikipedia

   en.wikipedia.org/wiki/Recloser

   Autoreclosers are made in single-phase [6] and three-phase versions, using oil, vacuum, or sulfur hexafluoride (SF 6) interrupters. Controls for the reclosers range from the original electromechanical systems to digital electronics with metering and SCADA functions. The ratings of reclosers run from 2.4–38 kV for load currents from 10–1200 ...

4. Switched-mode power supply - Wikipedia

   en.wikipedia.org/wiki/Switched-mode_power_supply

   Stand-alone switched-mode power supply An adjustable switched-mode power supply for laboratory use. A switched-mode power supply (SMPS), also called switching-mode power supply, switch-mode power supply, switched power supply, or simply switcher, is an electronic power supply that incorporates a switching regulator to convert electrical power efficiently.

5. ANSI device numbers - Wikipedia

   en.wikipedia.org/wiki/ANSI_device_numbers

   43 - Manual Transfer or Selector Device; 44 - Unit Sequence Starting Relay; 45 - Atmospheric Condition Monitor (fumes, smoke, fire) 46 - Reverse-Phase or Phase Balance Current Relay or Stator Current Unbalance; 47 - Phase-Sequence or Phase Balance Voltage Relay; 48 - Incomplete Sequence Relay / Blocked Rotor

6. Single-line diagram - Wikipedia

   en.wikipedia.org/wiki/Single-line_diagram

   A typical one-line diagram with annotated power flows. Red boxes represent circuit breakers, grey lines represent three-phase bus and interconnecting conductors, the orange circle represents an electric generator, the green spiral is an inductor, and the three overlapping blue circles represent a double-wound transformer with a tertiary winding.

7. How world leaders are reacting to Jimmy Carter’s death - AOL

   www.aol.com/world-leaders-reacting-jimmy-carter...

   World leaders have offered their condolences following the death of former US President Jimmy Carter, who passed away Sunday at the age of 100.