Description
Flanged Brass Steam Solenoid Valve – Shako PU225SF-03 to PU225SF-08
A pressure-assisted 2/2 way normally closed brass steam solenoid valve range designed for reliable control of steam and high-temperature media in industrial heating, process and utility applications. Available with PN16 flanges in DN15, DN20 and DN25 sizes, the PU225SF series combines a forged brass body, stainless steel internals and PTFE sealing for dependable operation up to +180°C.
Valve Function & Operation
Function: 2/2 way normally closed
Operation: Pressure assisted piston design
Minimum operating pressure: 0.5 Bar differential
Port sizes:
DN10 (PU225SF-03)
DN15 (PU225SF-06)
DN20 (PU225SF-04)
DN25 (PU225SF-08)
Flange standard: PN16
Optional flanges: ANSI 150Lb or JIS 10K
Pressure & Flow
Steam pressure: 0.5 to 10 Bar
Air, water and compatible fluids: 0.5 to 15 Bar
Proof pressure: 15 Bar
Orifice sizes:
13.0 mm (DN10 & DN15)
25.0 mm (DN20 & DN25)
Kv flow factor:
64.35 L/min (13 mm orifice)
171.6 L/min (25 mm orifice)
Based on water with 1 Bar pressure drop.
Construction & Materials
Body: Forged brass
Internals: Stainless steel (SUS304)
Piston design for reliable steam service
Seal material: PTFE
Media Compatibility
Suitable for:
Steam
Hot water
Air
Water
Non-aggressive fluids up to 50 CST
Compatible gases
Temperature Limits
Media temperature: -40°C to +180°C
Ambient temperature: -20°C to +60°C
Installation: Horizontal mounting recommended
Coil & Electrical
Coil: Nass Magnet
Power consumption:
15 Watt DC
17.6 VA (110V AC)
18.1 VA (220V AC)
Connector: DIN 43650A
Insulation class: Class H
Duty cycle: 100% continuous rated
Protection rating: IP65 with connector fitted
Connector included.
Voltage Options
DC: 12V, 24V, 48V, 110V or 220V
AC: 12V, 24V, 48V, 110V, 230V or 380V (50/60 Hz)
Hazardous Area Option
ATEX Ex mb IIC T4
Temperature class: T4 (T130°C)
Certification:
- Ex mb IIC T4 Gb
- Ex mb tb IIIC T130°C Db
Suitable for Zones 21 & 22 hazardous areas.
Benefits
Designed specifically for steam service
PTFE sealing for high-temperature applications
Flanged connections for industrial pipework
Reliable piston-assisted operation
Large flow capacity
Long service life
Free UK delivery available
Typical Applications
Steam distribution systems
Industrial heating and process plants
Boiler and utility services
Autoclaves and sterilisation equipment
Food and beverage processing
Chemical processing equipment
High-temperature fluid and gas control
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