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  2. Nest Thermostat - Wikipedia

    en.wikipedia.org/wiki/Nest_Thermostat

    The Nest is paired with a "Heat Link" device, which contains the circuitry required for controlling the mains-voltage heating system. The first release was the 2nd Generation Nest thermostat which the Heat Link controlled the central heating boiler. [12] The 3rd Generation added support for OpenTherm and for controlling domestic hot water. [13]

  3. Circuit diagram - Wikipedia

    en.wikipedia.org/wiki/Circuit_diagram

    A rat's nest. Once the schematic has been made, it is converted into a layout that can be fabricated onto a printed circuit board (PCB). Schematic-driven layout starts with the process of schematic capture. The result is what is known as a rat's nest. The rat's nest is a jumble of wires (lines) criss-crossing each other to their destination nodes.

  4. Wiring diagram - Wikipedia

    en.wikipedia.org/wiki/Wiring_diagram

    An automotive wiring diagram, showing useful information such as crimp connection locations and wire colors. These details may not be so easily found on a more schematic drawing. A wiring diagram is a simplified conventional pictorial representation of an electrical circuit. It shows the components of the circuit as simplified shapes, and the ...

  5. Google Nest - Wikipedia

    en.wikipedia.org/wiki/Google_Nest

    Google Nest is a line of smart home products including smart speakers, smart displays, streaming devices, thermostats, smoke detectors, routers and security systems including smart doorbells, cameras and smart locks. [2] The Nest brand name was originally owned by Nest Labs, co-founded by former Apple engineers Tony Fadell and Matt Rogers in ...

  6. Nest Wifi - Wikipedia

    en.wikipedia.org/wiki/Nest_Wifi

    The third generation was announced on October 4, 2022, two days prior to the Pixel 7 Fall 2022 event. This generation returned to a single model, doing away with the "router/point" variants, and was released in the United States on October 27, 2022. The Nest Wifi aims to provide enhanced Wi-Fi coverage through the setup of multiple Nest Wifi ...

  7. Three-phase electric power - Wikipedia

    en.wikipedia.org/wiki/Three-phase_electric_power

    Three-phase transformer with four-wire output for 208Y/120 volt service: one wire for neutral, others for A, B and C phases. Three-phase electric power (abbreviated 3ϕ [1]) is a common type of alternating current (AC) used in electricity generation, transmission, and distribution. [2]

  8. NEMA connector - Wikipedia

    en.wikipedia.org/wiki/NEMA_connector

    The addition is a 3 ⁄ 16-inch (4.8 mm) diameter round or U-shaped ground pin, 1 ⁄ 8 in (3.2 mm) longer than the power blades (so the device is grounded before the power is connected) and located from them by 1 ⁄ 4 in (6.4 mm) edge-to-edge or 15 ⁄ 32 in (11.9 mm) center-to-center.

  9. Google Nest (smart speakers) - Wikipedia

    en.wikipedia.org/wiki/Google_Nest_(smart_speakers)

    Nest Mini in the Sky color on a nightstand A Nest Mini (2nd gen.) in charcoal. On October 15, 2019, Google unveiled a second-generation model of the Home Mini branded as the Google Nest Mini. It was released on October 22. The device is similar in design to the first-generation Home Mini with several small improvements.