銷量好美國ASCO快速排氣閥，52100004

上海乾拓貿(mào)易有限公司

企業(yè)QQ:2880626086

手機(jī)；17302157802（微信）

郵箱:17302157802@163.com 

傳真；021-39947181

聯(lián)系人：楊艷鳳

上海市嘉定區(qū)江橋鎮(zhèn)嘉涌路99弄6號713室

Features

? Designed for high flow piloting with no minimum

operatinix “EF” or, for Explosionproof Stainless Steel trim and hub

on Brass-Bodied valves, add “EV” to catalog number.)

See Optional Features Section for other available options.

% ^ )

氣等帶來的眾多不良影響

會(huì)損壞系統(tǒng)及降es, chemical processing

? Balanced Poppet construction for high flow at

minimum power levels

? PTFE rider rings and graphite-filled seals reduce

friction and eliminate sticking to provide

exceptional service life

? 3里氣袋的形成；熱水循環(huán)不暢通不平衡，使某些散熱器局

部不熱；管道帶氣運(yùn)行時(shí)的噪聲；循環(huán)泵的渦空現(xiàn)象。所

以系統(tǒng)中的廢氣必須及時(shí)排出，運(yùn)用自動(dòng)排氣

閥可解決這些問題。F (Safe Failure Fraction) accor

ding to IEC 61508-2 Table A1 is ≥ 0.99.

Watt Rating and Power

Consumption Spare Coil Part Number

DCSIL (Safety Integrity Level) Information:

? PFD (Probability of Failure on Demand) <4x10-7 

at a confidence factor of 95%.

? SF氣閥是一種安裝于系統(tǒng)架構(gòu)的控制器，

用來釋放供熱系統(tǒng)和供水管道中產(chǎn)生的氣穴的閥門

。暖通系統(tǒng)及暖通空調(diào)系統(tǒng)在運(yùn)行過程中，水在加

熱時(shí)釋放的氣體如氫氣、氧

Watts16 Stainless Steel construction for highly

corrosive atmospheres

? Available with manual reset

See Special Service Section

Balanced Poppet Type

High Flow Direct Acting Valves

熱效應(yīng)，這些氣體如不能及時(shí)排掉

會(huì)產(chǎn)生很多不良后果。諸如由氧化導(dǎo)致的腐蝕；散熱器

銷量好美國ASCO快速排氣閥，52100004