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  | 
        
| 
             适用介质:  | 
            
             气、油、蒸汽、腐蚀流体等  | 
        
| 
             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  | 
        
| 
             Medium:  | 
            
             Gas, oil, steam, corrosive fluids  | 
        
| 
             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。



