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Polovo Valves (Shanghai) Co., Ltd.
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Flanged dn40 on-off electric ball valve for water
Product information:
1) Fire protection antistatic design
2) Stem explosion proof device
3) Pressure balance holes designed on the ball valve
4) Double stem packing and counter pressure butterfly shrapnel device
Main parameters:
Electric actuators | Type: 1.on/off 2.I/O:4-20MA |
Explosion proof electric actuator | EX d Ⅱ BT4 EX d Ⅱ CT6 Regulation type,switch type |
Voltage | AC220V AC110V AC380V DC12V DC24V DC110V |
Pneumatic actuator | Double acting,single acting |
Pneumatic accessories | Limit switch,positioner,solenoid valve,filter relief-pressure valve,hand wheel-operated. |
Nominal diameter | DN15-DN250 |
Nominal pressure | 1.6-4.0MPa |
Applicable temperature | PTFE:-30~180°C PPL:-30~250°C |
Connection | Flanged |
Body structure | 2way |
Body material | 304,316,316L,WCB |
Disc material | 304,316,316L,WCB |
Seat lining | PTFE,PPL |
Applicable medium | Gas,steam,water and oil etc |
Main wire drawing:
1) Switch on-off type; (With six wires and feedback passive signals)
2) Regulation 4-20mA (I / O: 4-20mA)
Main product pictures showing:
Polovo valves (Shanghai) Co., Ltd
It is widely used in environmental protection industy, sweage water process industry,
Power and plant industry, building-automation system control conditions, etc. have any
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