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Bebco EPS EPV-1 to EPV-5 – Protection vents for Type Y/Z and Enviro-Line purge systems
Ex p purge and pressurisation systems
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Pepperl+Fuchs

Bebco EPS EPV-1 to EPV-5 – Protection vents for Type Y/Z and Enviro-Line purge systems

EPV-1 · EPV-2 · EPV-3 · EPV-4 · EPV-5 · SA · GP

Bebco EPS EPV-1 to EPV-5 protection vents for pressurised enclosures: spark arrestor (SA) pressure relief valves for the 1000 and 3000 series Type Y/Z systems and general-purpose (GP) versions, 1/2" to 2" connections, top or side mounting.

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EPV-1 to EPV-5 vents are components of Pepperl+Fuchs Bebco EPS pneumatic purge and pressurisation systems: during purging they discharge the protective gas to the outside through a spark arrestor and protect the enclosure against overpressure caused by the Rapid Exchange® process or a regulator failure. Once the enclosure is pressurised, the vent closes and maintains the seal. The spark arrestor versions are certified only in combination with the relevant purge system.

The vent is selected by system: EPV-1 (1/2") for 11, 1011 and 1001A, EPV-2 (3/4") for 1002 and 1012, EPV-3 (1-1/4") for 1003 and 3003, EPV-4 (1-1/2") for 1004 and 3004, EPV-5 (2") for 1005. The EPV-3-GP is the vent specified for WVT versions of the Enviro-Line 10E systems.

Key features

  • SA spark arrestor versions for Type Y/Z systems
  • Non-certified GP versions for general-purpose applications
  • Top (00) or side (90) mounting
  • Cracking pressure 0.65" wc (16.5 mm wc)
  • Aluminium cap, 316 stainless steel valve and spark arrestor
  • Mechanical operation, no wiring
  • Replacement caps in stainless steel or aluminium available

Use the filters in Variants and codes to find the exact part number: where available you will find the official Pepperl+Fuchs datasheet and, for every code, a quote request. For versions not listed, accessories or availability, contact us.

Zone 1
Explosive gas atmosphere likely to occur in normal operation
Zone 2
Explosive gas atmosphere unlikely to occur and, if it does, only for a short period
# General Product type: Protection vent for pressurised enclosures Brand: Pepperl+Fuchs Series: Bebco EPS EPV-1, EPV-2, EPV-3, EPV-4, EPV-5 Connection: 1/2" (EPV-1), 3/4" (EPV-2), 1-1/4" (EPV-3), 1-1/2" (EPV-4), 2" (EPV-5) Versions: SA spark arrestor, GP general purpose Mounting: top (00), side (90) Cracking pressure: 0.65" wc (16.5 mm wc) Operating pressure: 2–5" wc, max 5–7" wc Matching systems: 11, 1011, 1001A, 1002, 1012, 1003, 3003, 1004, 3004, 1005; EPV-3-GP for Enviro-Line 10E # Certifications Certification: only as a component of the relevant Type Y/Z purge system GP versions: not certified # Mechanical Materials: 3003 aluminium cap, die-cast aluminium base, 316 stainless steel valve and spark arrestor Ambient temperature: -29 to 49 °C Mass: from 1.81 kg (EPV-1/2-GP) to 5.44 kg (EPV-5-GP)
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Bebco EPS EPV-1 to EPV-5 – Protection vents for Type Y/Z and Enviro-Line purge systems