RTK Rapid Action Boiler Blowdown Valves, PV 6291 / HV 6291
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R.F.Q
RTK PV 6291 / HV 6291 - Automatic rapid action intermittent bottom boiler blowdown valves for steam boilers with removeable hand lever for manual over-ride.
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詳細
- RTK PV 6291 / HV 6291 Rapid action intermittent bottom boiler blowdown valve
- Available in either pneumatic (PV 6291) or manual design (HV 6291)
- Mounted with pneumatic actuator (RTK ST 6135.B6-1H),used in conjunction with timer controlled / cycling time ( Igema PGM 1) for automatic boiler blowdown system.
- Hardened internal trims for maintenance free and longer life span.
- Protection of stem packing by back sealing when the valve is opened
- Spring to close function with automatic self closing plug and seat to ensure a fail safe position without any leakage of boiler water
- Sizes from DN 20 (3/4”) to 65 ( 2 1/2”), and flanged to PN 40 / ANSI class 300
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