Description
DN20 Flanged Normally Open Brass Solenoid Valve – NOPU225F-06 (PU225ANF-06)
A pressure-assisted 2/2 way normally open flanged brass solenoid valve designed for air, water, oil and compatible gases. Featuring a robust brass body, stainless steel internals and 316 stainless steel flanges, the NOPU225F-06 is suitable for industrial process control, water systems, compressed air installations and general fluid handling applications. Optional ATEX-certified coils are available for hazardous area installations.
Key Features
✓ 2/2 way normally open operation
✓ Pressure assisted design
✓ DN20 PN16 flanged connections
✓ Brass body with stainless steel internals
✓ 316 stainless steel flanges
✓ High-flow 25.0 mm orifice
✓ 15W IP65 DIN43650A coil included
✓ 100% duty rated coil
✓ Optional ATEX hazardous area coils
✓ Multiple AC and DC voltage options
✓ Free UK delivery available
Technical Specification
Function: 2/2 way normally open
Operation: Pressure assisted (minimum 0.5 Bar differential)
Pressure Range: 0.5 to 10 Bar differential
Maximum Working Pressure: 15 Bar
Port Size: DN20 PN16 flange
Optional ANSI 150 lb or JIS 10K flange versions available
Body Material: Brass
Internal Components: Stainless steel
Flange Material: 316 stainless steel
Orifice Size: 25.0 mm
Kv Flow Factor: 165 L/min based on water with 1 Bar pressure drop
Seal Materials
- NBR standard
- Optional EPDM, Viton (FKM) or HNBR
Suitable Media
Air
Water
Oil and light oils
Other fluids under 50 CST
Gases compatible with materials of construction
Temperature Range
- NBR: -15°C to +80°C
- Viton (FKM): -10°C to +180°C
- EPDM: -5°C to +130°C
- HNBR: -40°C to +150°C
Coil Specification
15 Watt Nass Magnet Class H CE approved coil
DIN43650A connector
100% duty rated
Protection class IP65 with connector fitted
ATEX Coil Option
ATEX EEx m II T4
Temperature Class: T4, T130°C
Protection: Ex mb IIC T4 Gb
Protection: Ex mb tb IIIC T130°C Db
Suitable for hazardous areas Zone 21 and Zone 22
Maximum media temperature: +80°C
Voltage Options
12V DC, 24V DC, 48V DC, 110V DC, 220V DC
12V AC, 24V AC, 36V AC, 48V AC, 110V AC, 230V AC, 380V AC 50/60Hz
HS Code 84818030
Typical Applications
Industrial process control
Compressed air systems
Water treatment equipment
General fluid handling
Chemical dosing systems
Fail-open safety applications
Hazardous area installations
OEM equipment and machinery
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