Hoffman A3003YZHM | Large-Volume Type Y and Z Purging/Pressurization System, 90CF, Horizontal Mount
Hoffman A3003YZHM | Large-Volume Type Y and Z Purging/Pressurization System, 90CF, Horizontal Mount

Hoffman A3003YZHM | Large-Volume Type Y and Z Purging/Pressurization System, 90CF, Horizontal Mount

Part Number: 649250
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Large-Volume Purging/Pressurization System supplies one or more enclosures, up to 90 cubic feet total volume, with a protective gas supply, thus allowing the use of general-purpose enclosures in certain Class 1, Division 1 and 2 hazardous locations.




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Main Features

  • Vertical mount (VM) or horizontal mount (HM)
  • 90 cubic feet maximum enclosure volume
  • System face plate and mounting plate: Type 316L stainless steel
  • Regulator body: zinc with enamel finish
  • Manifold body: anodized aluminum with Type 316 stainless steel valves
  • Enclosure pressure gauge: aluminum with enamel finish
  • Gas supply gauge: poly case and nickel-plated tube
  • Enclosure protection vent—90 degree
  • Rapid exchange control valve
  • Enclosure supply and enclosure reference bulkhead fittings: Type 316 stainless steel
  • Fastener hardware



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Industry Standards

  • Classified by Underwriters Laboratories, NFPA 496-1993
  • (Volume up to 90 cubic feet)
  • 3003 LPS
  • NEC Type Y Class 1, Division 1, Groups A, B, C and D / Zone 1 Groups IIA, IIB and IIC to Division 2 / Zone 2
  • NEC Type Z Class I, Division 2, Groups A, B, C and D / Zone 2 Groups IIA, IIB and IIC to Nonhazardous



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Specifications

Width10.75 mm / 273 mm
Height5.5 in / 140 mm
Volume90 ft³ / 2.55
Weight4.54 kg / 10 lb / 12.6 lb
ColorUnpainted
FinishTumble
MaterialStainless Steel 316L
Thickness14 ga / 1.98 mm
BULLETIN NUMBERHL



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Documents and Downloads

Hoffman A3003YZHM Declaration of ComplianceClick to View
Hoffman A3003YZHM Certificate of Compliance, Purging and pressurizing controls in hazardous locationsClick to View
Hoffman A3003YZHM Large-Volume Type Y and Z Purging/Pressurization System Instruction ManualClick to View
Hoffman A3003YZHM Data SheetClick to View

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