Key Features

✓ 3/4" Normally Open Valve
✓ De-Energised Open
✓ 2/2 Way Operation
✓ Pressure Assisted Diaphragm
✓ 0.5–10 Bar Pressure Range
✓ Large 25mm Orifice
✓ High Flow Kv 165 L/min
✓ Brass Valve Body
✓ Stainless Steel Internals
✓ NBR Seals Standard
✓ EPDM, FKM & HNBR Options
✓ Up to +180°C with FKM
✓ 15W Nass Magnet Coil
✓ IP65 100% Duty Coil
✓ AC & DC Voltage Options
✓ Optional ATEX / IECEx Coil
✓ Zone 1 Gas / Zone 21 Dust
✓ Air, Water & Light Oils

Description

3/4" Normally Open Brass Solenoid Valve – SHAKO PU225AN-06


The SHAKO PU225AN-06 is a high-flow 3/4" normally open brass solenoid valve for air, water, light oils and other compatible fluids up to 50 cSt. Its pressure-assisted diaphragm design provides reliable operation from 0.5 to 10 Bar differential pressure, with a large 25mm orifice and Kv flow factor of 165 L/min.

The valve is de-energised open and energised closed, making it ideal for fail-open applications where flow is required to continue following loss of electrical power. Typical applications include cooling water circuits, compressed air systems, industrial automation and process fluid control.

Construction

Body: Brass
Internals: Stainless steel
Standard Seal: NBR
Optional Seals: EPDM, FKM (Viton®) or HNBR
Coil: Nass Magnet 15 Watt, Class H insulation
Electrical Connection: DIN 43650A Form A
Duty Rating: 100% ED continuous operation
Protection: IP65 with connector included

ATEX / IECEx Coil Option

Optional nass magnet explosion-protected solenoid operator available.
✓ Ex mb IIC T4 Gb
✓ Ex mb tb IIIC T130°C Db
✓ Suitable for Zone 1 gas and Zone 21 dust hazardous areas
✓ ATEX Category 2G / 2D
✓ Protection rating: IP65
✓ Maximum media temperature: +80°C
✓ ATEX Certificate: PTB 03 ATEX 2086 X
✓ IECEx Certificate: IECEx PTB 05.0005X
✓ ATEX Directive: 2014/34/EU

Media Compatibility

Suitable for:
Compressed air
Water
Light oils
Neutral fluids compatible with valve materials
Maximum fluid viscosity 50 cSt

Seal Options & Temperature Range

NBR: -15°C to +80°C
EPDM: -5°C to +130°C
FKM (Viton®): -10°C to +180°C
HNBR: -40°C to +150°C

Available Voltages

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

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

Typical Applications

Fail-safe water systems
Cooling water circuits
Industrial automation
Compressed air systems
Process control equipment
Hazardous area installations (ATEX option)

Benefits

✓ Normally open fail-safe operation
✓ High-flow 25mm orifice
✓ Kv 165 L/min flow capacity
✓ Robust brass construction
✓ Stainless steel internals
✓ Wide choice of seal materials
✓ Optional ATEX hazardous-area coil
✓ Long service life
✓ Fast UK delivery available

Related Products & Categories


View Technical Specification

Technical Specification

Brand: Shako Co Ltd

Model: NOPU22506

Width: 70.00 mm

Height: 126.50 mm

Depth: 100.00 mm

Weight: 1.57 kg

Valve / Product Type: Solenoid Valve

Body Material: Brass

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

Port Size: 3/4 thread

Function: 2/2 Failsafe Open

Operation: Pressure Assisted

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), Gases (Non Aggressive), Oils + Fuels 50cSt Max, Water

Orifice: 25mm

3/4" Brass Solenoid Valve 0.5-15 Bar 2/2 Way Normally Open

£109.94 incl. VAT £91.62 ex. VAT

-34% Was £166.57 incl. VAT

Brand: Shako Co Ltd

Model: NOPU22506

Stock: 697 in stock

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