Emerson ASCO Pressure-Operated Valve, 390 Series
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ASCO 390 Series Pressure-Operated Valves

Brand: ASCO

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ASCO 390 Series are pressure-operated, remote-controlled valves with discs for industrial fluid media. An anti-water hammer design has fluid entry under the disc for quiet operation. The valves feature long service life in high-cycling applications. A wide range of piston-type operators (63 - 90 -125 mm diameters) are rotatable through 360° for maximum performance at different minimum pilot pressures. The 390 Series is suitable for automotive, bottling, commercial laundry equipment, and heating and cooling circuit applications.
Features
  • High flow capability.

  • Back pressure resistant.

  • Maintenance-free actuators.

  • Satisfies Pressure Equipment Directive 2014/68/EU, category 1 (DN > 25) or article 4.3 (DN ≤ 25).

    • Specifications

    Brand

    Body Material

    • Bronze

    Flow

    • From 5.19 to 12 Kv, over 12 Kv

    Function

    • 3/2 Normally Closed, 3/2 Normally Open

    Max. Differential, Max. Operating Pressure

    • 10.3-34.5 bar, Vacuum to 10.3 bar

    Media

    • Air, Inert Gas, Hot Water, Light Oil, Water, Steam

    Pipe / Port Size

    • 1/2, 3/4, 1, 1-1/4, 1-1/2, 2, DN25, DN32, DN40, DN50, DN65, 12 mm, 10 mm

    Port Type

    • G ISO228 / 1-G BSPP, Female NPT

    Standards & Regulations

    • IEC 61508, SIL, ATEX, ISO, IEC 60529 (Ingress Protection), IP66

    Valve Actuation

    • Pressure Operated, Pneumatic - Air Pilot

    Documentation

    Product Manuals

    Brochure

    Catalogs

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