zone valve

См. также в других словарях:

• Zone valve — A zone valve is a specific type of valve used to control the flow of water or steam in a hydronic heating or cooling system.In the interest of improving efficiency and occupant comfort, such systems are commonly divided up into multiple zones.… …   Wikipedia

• Valve — This article is about the flow control device. For the game developer, see Valve Corporation. For the electronic component, see Vacuum tube. For other uses, see Valve (disambiguation). These water valves are operated by handles. A valve is a… …   Wikipedia

• Double check valve — A double check valve or double check assembly (DCA) is a backflow prevention device designed to protect water supplies from contamination. It is also a valve used in air brake systems on heavy trucks. Usage in Water Supply: In the case of usage… …   Wikipedia

• Reduced pressure zone device — A Reduced Pressure Zone Device (RPZD, RPZ or RPZ valve) is a type of backflow prevention device used to protect water supplies from contamination. An RPZD is considered suitable for high hazard applications, that is, where the consequence of… …   Wikipedia

• Ball valve — Ball Ball (b[add]l), n. [OE. bal, balle; akin to OHG. balla, palla, G. ball, Icel. b[ o]llr, ball; cf. F. balle. Cf. 1st {Bale}, n., {Pallmall}.] 1. Any round or roundish body or mass; a sphere or globe; as, a ball of twine; a ball of snow. [1913 …   The Collaborative International Dictionary of English

• Hydronics — is the name for the use of water as the heat transfer medium in heating and cooling systems. Some of the oldest and most common examples are steam and hot water radiators. In large scale commercial buildings such as high rise and campus… …   Wikipedia

• Damper (flow) — This article is about the architectural element. For other uers, see Damper (disambiguation). Opposed blade dampers in a mixing duct. A damper is a valve or plate that stops or regulates the flow of air inside a duct, chimney, VAV box, air… …   Wikipedia

• Damper (architecture) — A damper is a valve or plate that stops or regulates the flow of air inside a duct, chimney, VAV box, air handler, or other air handling equipment. A damper may be used to cut off central air conditioning (heating or cooling) to an unused room,… …   Wikipedia

• Circulator pump — A circulator pump is a specific type of pump used to circulate gases, liquids, or slurries in a closed circuit. They are commonly found circulating water in a hydronic heating or cooling system. Because they only circulate liquid within a closed… …   Wikipedia

• отключающий кран — Кран, управляемый вручную или автоматически, который в закрытом состоянии предотвращает движение газа в обоих направлениях. [ГОСТ Р 52423 2005] Тематики ингаляц. анестезия, искусств. вентиляц. легких EN isolating valveshut off valvezone valve DE… …   Справочник технического переводчика

• WMZV-4 — * Weil McLain Zone Valve 4 Zone (Business » Firms) …   Abbreviations dictionary