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A A&TWF – Acquisition and technology work force a – Army AA – Assembly area AA – Anti-aircraft AA – Aegis ashore AAA – Anti-aircraft artillery "Triple A" AAAV – Advanced Amphibious Assault Vehicle AAC – Army Air Corps AAD – Armored amphibious dozer AADC – Area air defense commander AAE – Army acquisition executive AAG – Anti-aircraft gun AAK – Appliqué armor kit (US ...
ABB – (i) ASEA Brown Boveri (Swiss-Swedish multinational company) ABBA – (a) Agnetha, Benny, Björn, Anni-Frid (Swedish pop group) ABC (i) abstinence, be faithful, condoms; Active Body Control; airway, breathing, circulation (see CPR) Alcoholic Beverage Control (or Alcoholic Beverage Commission) alien big cat; always be careful; American ...
ABB Group [6] is a Swedish-Swiss [7] [8] [9] multinational electrical engineering corporation. Incorporated in Switzerland as ABB Ltd., and headquartered in Zurich, [1] it is dual-listed on the SIX Swiss Exchange in Zurich and the Nasdaq Nordic exchange in Stockholm, Sweden, in addition to OTC Markets Group's pink sheets in the United States. [10]
Hermetic refrigerant compressor motor control with manual resetting overloads: 60947-4-1 AC-8b: Hermetic refrigerant compressor motor control with automatic resetting overloads: 60947-4-1 AC-12: Control of resistive loads and solid state loads with opto-coupler isolation: 60947-5-2 AC-13: Control of solid state loads with transformer isolation ...
Brown, Boveri & Cie. (Brown, Boveri & Company; BBC) was a Swiss group of electrical engineering companies. It was founded in Baden bei Zürich, [1] in 1891 by Charles Eugene Lancelot Brown and Walter Boveri who worked at the Maschinenfabrik Oerlikon.
An Atmospheric Vacuum Breaker (AVB) is a backflow prevention device used in plumbing to prevent backflow of non-potable liquids into the drinking water system.. Diagram of Atmospheric Vacuum Breaker in both working states.
An earth-leakage circuit breaker (ELCB) is a safety device used in electrical installations to prevent shock.It consists of either a current sensing mechanism, or a voltage sensing mechanism.
Starting with the 1999 version of the National Electrical Code in the United States, and the 2002 version of the Canadian Electrical Code in Canada, the national codes require AFCIs in all circuits that feed outlets in bedrooms of dwelling units. As of the 2014 NEC, AFCI protection is required on all branch circuits supplying outlets or devices ...