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  2. Square D - Wikipedia

    en.wikipedia.org/wiki/Square_D

    Square D is an American manufacturer of electrical equipment headquartered in Andover, Massachusetts. Square D is a flagship brand of Schneider Electric , which acquired the company in 1991. The company was listed on the New York Stock Exchange for 55 years prior to its acquisition without reporting financial loss in any calendar quarter ...

  3. List of telephone switches - Wikipedia

    en.wikipedia.org/wiki/List_of_telephone_switches

    EMS-1 (The ITEC Electronic Modular Switch is an electronic direct control switching system. The modules are combined to form a complete switch or any of the modules can be added to your present Step-by-Step Systems.) EMS-2 (The EMS-2 RURAL SWITCH is a stored program control analog switch designed to be cost-effective in small exchanges.

  4. Disconnector - Wikipedia

    en.wikipedia.org/wiki/Disconnector

    A switch disconnector combines the properties of a disconnector and a load switch, [1] so it provides the safety isolation function while being able to make and break nominal currents. Integrated disconnecting switch

  5. Switch - Wikipedia

    en.wikipedia.org/wiki/Switch

    In a switch where the contacts remain in one state unless actuated, such as a push-button switch, the contacts can either be normally open (abbreviated "n.o." or "no") until closed by operation of the switch, or normally closed ("n.c." or "nc") [nb 1] and opened by the switch action.

  6. Zeller, a fintech founded by Square alumni, raises $25M AUD ...

    www.aol.com/finance/zeller-fintech-founded...

    Zeller, a payment and financial services startup founded by former Square executives, quietly raised a $25 million AUD (about $19.4 million USD) Series A last year, it announced today.

  7. Switchgear - Wikipedia

    en.wikipedia.org/wiki/Switchgear

    High-voltage switchgear A section of a large switchgear panel. Tram switchgear This circuit breaker uses both SF 6 and air as insulation.. In an electric power system, a switchgear is composed of electrical disconnect switches, fuses or circuit breakers used to control, protect and isolate electrical equipment.