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产品特点：
阀芯均为不锈钢材料、活塞式结构，活塞环用特殊耐温、耐磨材料制作；活塞与金属阀腔不产生直接摩擦，阀体
Applications:
It is widely used in aerospace, shipbuilding Heavy Industry, chemical industry, boiler, heating equipment, drying equipment, food and medical equipment, cleaning equipment, such as heating pipe system.
Features:
Are all stainless steel valve, piston structure, piston ring with a special temperature, wear-resistant material; piston valve chamber with the metal does not have a direct friction, the valve mounting direction unlimited; special coil, not easy to burn; a long time to stop action Restart the action as sensitive
安装方向无限制；特制线圈，不易烧毁；长时间停止动作重新启动，动作同样灵敏。
主要技术参数：
|
产品规格： |
DN0.5～DN500 |
|
阀体材质： |
不锈钢 |
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适用介质： |
气、油、蒸汽、腐蚀流体等 |
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温度范围： |
0～+250℃ |
|
防护性能： |
防潮、防爆（Exd IICT5)、防腐 |
|
接线方式： |
接线座式；引线式、插头式 |
|
控制方式： |
常开、常闭 |
|
电源电压： |
DC24～127V; AC36～380V |
|
连接方式： |
内螺纹、法兰（外螺纹和特殊接口可定做或加转接头） |
Main technical parameters:
|
Specifications: |
DN0.5 ~ DN500 |
|
Body material: |
Stainless Steel |
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Medium: |
Gas, oil, steam, corrosive fluids |
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Temperature range: |
0 ~ +250 ℃ |
|
Protection performance: |
Moisture-proof, explosion-proof (Exd IICT5), anti-corrosion |
|
Wiring: |
Terminal Block Type; lead type, male |
|
Control: |
Normally open, normally closed |
|
Power supply voltage: |
DC24 ~ 127V; AC36 ~ 380V |
|
Connection: |
Thread, flange (male and special interfaces or add custom adapter) |
工作原理：
常闭：当线圈通电时，先导阀芯吸合，先导孔打开，阀上腔卸压，活塞靠下腔介质压力推动，电磁阀打开；当线圈断电时，先导阀芯靠弹簧复位，先导孔关闭，阀上腔由活塞节流孔增压和复位弹簧的推力，电磁阀关闭。
常开：当线圈通电时，先导孔关闭，阀上腔由活塞节流孔增压和复位弹簧的推力，电磁阀关闭。当线圈断电时，先导阀芯靠弹簧复位，先导孔打开，阀上腔卸压，活塞靠下腔介质压力推动，电磁阀打开。
