销量好美国ASCO快速排气阀，52100004

销量好美国ASCO快速排气阀，52100004

上海乾拓贸易有限公司

企业QQ:2880626086

手机；17302157802（微信）

邮箱:17302157802@163.com 

传真；021-39947181

联系人：杨艳凤

上海市嘉定区江桥镇嘉涌路99弄6号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.

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气等带来的众多不良影响

会损坏系统及降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里气袋的形成；热水循环不畅通不平衡，使某些散热器局

部不热；管道带气运行时的噪声；循环泵的涡空现象。所

以系统中的废气必须及时排出，运用自动排气

阀可解决这些问题。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气阀是一种安装于系统架构的控制器，

用来释放供热系统和供水管道中产生的气穴的阀门

。暖通系统及暖通空调系统在运行过程中，水在加

热时释放的气体如氢气、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

热效应，这些气体如不能及时排掉

会产生很多不良后果。诸如由氧化导致的腐蚀；散热器

销量好美国ASCO快速排气阀，52100004