上海弗雷西阀门有限公司

　　电动铸铁对夹式蝶阀阀 体：铝合金、不锈钢、铸铁表面喷涂环氧树脂密封 (可生产不锈钢防结露蝶阀)密 封：NBR、EPDM、PTFE阀 板：铸铁、尼龙板、316不锈钢、304不锈钢工作温度：-15℃至 +135℃工作压力：16kg口 径：DN25-DN1200连接方式：国标或欧洲标准对夹式法兰连接方式：螺纹、焊接或快卡式连接 驱动方式：ISO5211平台可加装电动或气动执行机构流体范围：经济耐用，适合于大多数低压工况。Features and Benefits: Output torques of 80 to 3000Nm. IP67 Weatherproof . Removable Drive Bush. Rugged Cast Aluminium Housing. Constant torque output. Mechanical limit stops. Captive cover bolts. Hard Anodised And Powder Coat for Corrosion Protection. Four limit switches. Torque Switches (HQ15-HQ300). Two M25 Cable Entries. Manual override. Anti-condensation heater (Thermostatically Controlled). Push button terminal strip. Various options, including: 4-20mA and 0-10v control, IP68 and high temp fire protection