Protego Pressure or Vacuum Relief Valve, VD/SV-AD and VD/SV-ADL
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VD/SV-AD

Series: VD/SV-AD & VD/SV-ADL Vacuum Relief Valve Brand: PROTEGO
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  • Model - Pressure/Vacuum Relief Valve with Housing, Standard Design

Specifications

Brand

Approvals & Certifications

  • EN 14015, EN 16852
  • ISO 28300 (API 2000), ISO 6358, ISO 16016
  • TÜV (Technischer Uberwachungsverein)

Approvals & Certifications

  • ATEX
  • CEN
  • IEC
  • NEC Groups C, D MESG ≥ 0.65 mm

Diaphragm Material

  • FEP

Enclosure Finish

  • ECTFE

Enclosure, Body Material

  • Stainless Steel
  • Steel

Environmental Protection

  • Explosion-proof Groups IIA to IIB3

Flange Size - 3” (DN 80)

  • 3" (DN 80) - 150# ASME B16.5

Flange Size - 4” (DN 100)

  • 4" (DN 100) - 150# ASME B16.5

Flange Size - 6” (DN 150)

  • 6" (DN 150) - 150# ASME B16.5

Flange Type

  • Raised Face (RF)
  • Smooth Finish

Gasket Material

  • PTFE

Materials of Construction

  • Flamefilter Cage: Steel
  • Valve Pallet: Aluminum
  • Weather Hood, Flamefilter Cage, Valve Pallet: Stainless Steel

Operating Temperature

  • 0° to 60° C (32° to 140° F)

Pressure Range

  • psi: 0.050 to 0.507 (kPa: 0.35 to 3.5, Mbar: 3.5 to 35)
  • psi: -0.507 to -0.029 (kPa: -3.5 to -0.2, Mbar: -35 to -2) - Vacuum

Seat / Seal Material

  • Seal: FEP
  • Seal: Metal
  • Seal: PTFE
  • Valve Seat: Stainless Steel

Documentation

Data Sheets

View Product Series

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