销售美国阿斯卡T290气控阀系列电磁阀

销售美国阿斯卡T290气控阀系列电磁阀
上海乾拓贸易有限公司
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temperature limited to + 60°C • Vacuum applications up to 1,33 10-3 mbar
**端部、阀体以及前端盖围成**气室，**端部、阀体以及后端盖围成**气室，
INSTALLATION • The valves can be mounted in any position without affecting operation
with the materials is verifi ed Valve body Bronze Stuffi ng box housing Brass Stem Stainless
**端部的前端面的面积小于**端部的后端面的面积，
At service fl uid temperatures inside the valve body above 100°C, it is prohibited to pilot the valve with water.
• Signaling box or compact signaling unit • Stroke limiter for opening • Manual safety device
 • Adapter plate for NAMUR pad mounting pilot • Oxygen service, pressure limited to 15 bar,
**端部以及可将上述入口或出口中的至少一个封堵的关闭部，
 Maximum viscosity 5000 cSt (mm2/s) Pilot fl uid Filtered air or water (1) Max. pilot pressure 10 bar Min.
 pilot pressure See below and following page Pilot fl uid temperature -10°C to +60°C
CONSTRUCTION Connection Flange type 21 (ISO 7005) - PN 16 Facing Type A
压力操作,青铜/铸铁阀体,带法兰PN16MM,DN25-50MM,
介质温度:-10℃～+184℃，操作压差：0-16公斤
FEATURES • Remote-controlled valves with disc for industrial fl uids
• Anti-waterhammer design (fl uid entry under the disc) • Vacuum operation up to 10-2 mbar
• Wide range of piston-type operators (63 - 90 -125 mm dia.) rotatable through 360°,
**气室通过前端盖上的气孔与复位气路相连通，**气室通过后端盖上的气孔与控制气路相连通，
 • High performance, maintenance-free stuffi ng box • The valves satisfy Pressure Equipment Directive
97/23/EC, category 1 (DN > 25) or article 3.3 (DN 25) GENERAL Differential pressure See «SPECIFICATIONS»
 [1 bar =100  kPa] Maximum allowable pressure 16 bar Ambient temperature range -10°C to +60°C
**端部、**端部以及关闭部分别与阀体的内壁相密封配合，
Response time See page V402-7 fl uids (✴) temperature range disc seal (✴) air
and gas groups 1 & 2 water, oil, liquids groups 1 & 2 and steam - 10°C to + 184°C PTFE
复位气路中气体的压力保持恒定。本发明采用差动式气控阀控制流体通断，
• Compatible with ASTM 1, 2 and 3 oils • Installation/maintenance instructions are included with each valve
 supplied standard on valves with 63, 90 and 125 mm operators (1)  For dia. 63, 90 and 125 mm operators:
MATERIALS IN CONTACT WITH FLUID (✴)  Ensure that the compatibility of the fl uids in contact
阀芯不承受背压，具有可靠性*、反应灵敏、使用寿命长等优点。
 • ATEX 94/9/EC versions for potentially explosive atmospheres
 steel Disc Brass Stuffi ng box packing PTFE chevrons Wiper seal FPM Disc seal PTFE Valve body
 seal PTFE OTHER MATERIALS Operator Glass fi bre fi lled PA Optical position indicator  PA 12,
一种气控阀，包括阀体、阀芯、前端盖和后端盖，阀体的两相对侧壁上开设有流体入口和出口，
前端盖和后端盖上分别开设有气孔，阀芯具有**端部、
 for maximum performance at different minimum pilot pressures

销售美国阿斯卡T290气控阀系列电磁阀