銷量好美國ASCO快速排氣閥，52100004

上海乾拓貿易有限公司

企業QQ:2880626086

手機；17302157802（微信）

郵箱:17302157802@163.com 

傳真；021-39947181

聯系人：楊艷鳳

上海市嘉定區江橋鎮嘉涌路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

會損壞系統及降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；熱水循環不暢通不平衡，使某些散熱器局

部不熱；管道帶氣運行時的噪聲；循環泵的渦空現象。所

以系統中的廢氣必須及時排出，運用自動排氣

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架構的控制器，

用來釋放供熱系統和供水管道中產生的氣穴的閥門

。暖通系統及暖通空調系統在運行過程中，水在加

熱時釋放的氣體如氫氣、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，這些氣體如不能及時排掉

會產生很多不良后果。諸如由氧化導致的腐蝕；散熱器

銷量好美國ASCO快速排氣閥，52100004