Key Features

  • 2/2 way normally open operation
  • DN10 to DN50 flanged sizes
  • Pressure assisted design
  • 316 stainless steel valve body
  • Welded 316 stainless PN16 flanges
  • ANSI 150 lb or JIS 10K options
  • Large 13mm to 50mm orifices
  • High flow Kv 40 to 580 L/min
  • Operating pressure 0.5–10 Bar
  • Maximum working pressure 15 Bar
  • FKM, EPDM, NBR or HNBR seals
  • WRAS-approved EPDM seal option
  • Suitable for RO & demineralised water
  • Suitable for pure water and AdBlue
  • No shading ring option available
  • Oxygen-degreased option available
  • ATEX / IECEx options available
  • Class H 100% duty rated coil
  • IP65 protection with connector
  • Wide AC and DC voltage selection
  • Free next working day UK delivery

Description

DN10–DN50 Flanged Stainless Steel Normally Open Solenoid Valve – Shako SPU225ANF


The Shako SPU225ANF Series is a 2/2 way normally open pressure-assisted flanged solenoid valve manufactured from 316 stainless steel for reliable control of air, water, oils, gases and compatible industrial fluids.

Available from DN10 to DN50 with PN16 welded 316 stainless steel flanges, the SPU225ANF Series provides high flow capacity with orifices from 13mm to 50mm and Kv flow factors from 40 to 580 L/min.

A wide choice of sealing materials, WRAS-approved EPDM option, oxygen-degreased preparation and ATEX/IECEx hazardous-area configurations make the series suitable for water treatment, RO and pure water systems, chemical processing and demanding industrial applications.

Valve Function & Operation

Function: 2/2 way normally open
Operation: Pressure assisted
Minimum operating pressure: 0.5 Bar differential
Differential pressure range: 0.5 to 10 Bar
Maximum working pressure: 15 Bar

Connections & Flow

Connection sizes: DN10, DN15, DN20, DN25, DN32, DN40 and DN50
Standard flanges: PN16 welded 316 stainless steel
Optional flange standards:
ANSI 150 lb
JIS 10K
Orifice sizes: 13mm to 50mm according to valve size
Kv flow factor: 40 to 580 L/min according to valve size
Based on water with 1 Bar pressure drop.

Construction & Materials

Body: 316 stainless steel
Internal components: Stainless steel
Standard seals: FKM (Viton)
Optional seals:
EPDM
NBR
HNBR
WRAS-approved EPDM seal option available
Standard shading ring: Copper
Optional without shading ring for DC operation, or AC supply using a DC coil with a rectified DIN connector.
For RO water, demineralised water, pure water and AdBlue applications, the no-shading-ring configuration is available to remove the copper shading ring from the wetted valve assembly.
For example, where 230V AC supply is required, a suitable DC coil can be used together with a DIN2R-ALL rectified connector to provide DC coil operation.

Media Compatibility

✓ Air
✓ Water
✓ Pure water
✓ Reverse osmosis (RO) water
✓ Demineralised water
✓ Light oils
✓ AdBlue
✓ Compatible gases
✓ Compatible fluids below 50 cSt
For unusual or aggressive media, confirm seal and material compatibility before use.

Temperature Limits

NBR: -15°C to +80°C
FKM (Viton): -10°C to +180°C
EPDM: -5°C to +130°C
HNBR: -40°C to +150°C
Actual operating temperature depends on the selected seal material, coil configuration and application conditions.

Coil & Electrical

Coil power: 15 Watt
Insulation: Class H
Electrical connection: DIN43650A
Protection: IP65 with connector included
Duty cycle: 100% continuous duty

Voltage Options

DC:
12V DC
24V DC
48V DC
110V DC
220V DC

AC 50/60Hz:
12V AC
24V AC
36V AC
48V AC
110V AC
230V AC
380V AC

ATEX / IECEx Certified Option

The SHAKO SPU225A stainless steel valve series is available in an ATEX-certified configuration for use in potentially explosive atmospheres.
✓ SHAKO valve ATEX certificate: Sira 09ATEX6180X
✓ Valve marking: II 2 GD c T4 130°C
✓ ATEX Category: 2G / 2D
✓ nass magnet explosion-protected solenoid operator
✓ Ex mb IIC T4 Gb gas protection
✓ Ex mb tb IIIC T130°C Db dust protection
✓ nass magnet ATEX certificate: PTB 03 ATEX 2086 X
✓ nass magnet IECEx certificate: IECEx PTB 05.0005X
✓ Maximum process fluid temperature: +80°C
✓ Maximum process pressure under SHAKO ATEX certificate: 15 kgf/cm²
✓ Current ATEX legislation: Directive 2014/34/EU
The complete valve and coil configuration must be selected appropriately for the required hazardous-area classification.

WRAS Approved Option

A WRAS-approved EPDM sealing option is available for potable water applications.
This combines the corrosion resistance of the 316 stainless steel body and flanges with an approved EPDM sealing configuration for drinking-water and potable-water systems.

Oxygen Service Option

The SPU225ANF Series can be supplied specially degreased with oil and grease contamination removed for oxygen and clean-gas applications.
✓ Degreased valve preparation available
✓ Suitable for oxygen service when correctly specified
✓ 316 stainless steel body and flanges
✓ No-shading-ring configuration available
Seal material and operating conditions should be selected specifically for the oxygen application.

Typical Applications

Industrial process control
Potable water systems with WRAS option
Water treatment systems
RO and demineralised water systems
Pure water systems
Chemical and fluid handling
AdBlue systems
Cooling water systems
Oxygen and clean-gas service
Hazardous-area installations
Petrochemical applications
Industrial automation

Technical Information

Series: SPU225ANF
Function: 2/2 way normally open
Operation: Pressure assisted
Connections: DN10 to DN50 PN16 flange
Body: 316 stainless steel
Orifice: 13mm to 50mm
Kv flow factor: 40 to 580 L/min
Pressure: 0.5–10 Bar differential
Maximum working pressure: 15 Bar
Coil: 15 Watt Class H
Protection: IP65
Duty: 100%
HS Code: 84818030

Related Products & Categories




View Technical Specification

Technical Specification

Brand: Shako Co Ltd

Model: NOSPU225F

Width: 45.00 mm

Height: 136.00 mm

Depth: 110.00 mm

Weight: 3.10 kg

Valve / Product Type: Solenoid Valve

Body Material: Stainless Steel

Voltage: 110vAC, 110vDC, 12vDC, 200vDC, 230VAC, 24vAC, 24vDC, 380vAC, 48vAC, 48vDC

Port Size: 3/8 Flange DN10, 1/2 inch Flange DN15, 3/4 Flange DN20, 1 inch Flange DN25, 11/4 inch Flange DN32, 11/2 inch Flange DN40, 2 inch Flange DN50

Function: 2/2 Failsafe Open

Operation: Pressure Assisted from 0.5 Bar

Pressure: 3 Bar, 3.5 Bar, 4 Bar, 4.5 Bar, 5 Bar, 5.5 Bar, 6 Bar, 6.5 Bar, 7 Bar, 7.5 Bar, 8 Bar, 8.5 Bar, 9 Bar, 10 Bar

Seals: EPDM, HNBR, NBR, FKM (Viton)

Approvals:: ATEX Exm, IP65

Media: Air, Fluid (Non Aggressive), Fluid (Slight Acid/Alkali), Gases (Non Aggressive), Gases (Slight Acid/Alakli), Oils + Fuels 50cSt Max, Water, Water (RO/Pure/Demin)

Options required: Degreased, Shading Ring - Silver

Orifice: 13mm, 20mm, 25mm, 40mm, 50mm

DN10-50 Flange Stainless Solenoid Valve 0.5-15 Bar 22 N/Open

£329.77 incl. VAT £274.81 ex. VAT

-27% Was £449.70 incl. VAT

Brand: Shako Co Ltd

Model: NOSPU225F

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