Increased Safety Enclosures Ex e Ex tc Class II Zone 2 Zone 22 ATEX Hazardous Areas

Increased Safety Enclosures

Increased Safety Enclosures

increased Saftey Enclosures

Ex e Ex tc Enclosures

Ex e Class II Zone 2 Zone 22 ATEX Hazardous Areas

ATEX Zone 2 (Ex e)ATEX

Ex e Increased Safety enclosures hold ATEX Cat 3 Certificates to EN 60079-0 & 60079-7, hazardous area Zone 2, Ex tb or Zone 22, Ex e for the populated Expo Increased Safety Enclosure PE3E.

The Ex e tc enclosures are designed for applications where there is a potential for hazardous dust as well as gas, certification can include for hazardous area Zone 2 & Zone 22.

The Zone 22 certification can be to EN 60079-31 standard Ex tb.

Increased Safety Ex e terminals, Ex e isolators and other Ex e components and apparatus certified items can be installed when used with the PE3E Increased Safety Enclosures.

The construction and power dissipation of the internal components of the dust protected enclosures are critical to ensuring effective purging, compliance with temperature rating and safe operations. All internal components and details must be reviewed with the consultation of Thorne & Derrick to determine compliance.

See also complete ranges of  ➡ Hazardous Area Enclosures | Zone 1 Enclosures | Zone 2 Enclosures | Ex d Flameproof Enclosures

EX e ex tc Enclosures

Features & Benefits

  • ATEX Certified, Increased Safety Ex e Enclosure,Type PE3E
  • Hazardous Area ATEX Zone 2 Certification to EN 60079-0 & -7 Ex e
  • Where there are Gas & Dust hazards PE3E enclosure can also be certified for both hazardous areas Zone 2 (Ex e) & 22 (Ex tc)
  • No need for a Certified/Notified Body as the Certificate has been issued to Expo
  • Accept orders for your apparatus in hazardous are locations and increase your market share
  • Ease of Certification for the OEM and the User
  • Reduced Certification cost
  • Reduced time to market – short lead time Increased Safety enclosures

Increased Saftey Enclosures

Model Number PE3E


  • Sizes: Purpose built and designed for the application
  • Material: 5mm to 3mm dependent on the size of the PE enclosure
    316L Stainless Steel – Finish: NROB
    Mild (Carbon) Steel – Finish: Powder Coated
    RAL7035 (Light Grey)
  • Doors: Front, Back, Side, Top, Bottom or Double Doors
  • Door Fasteners: Tool Operated 1/4 turn Stainless Steel
  • Hinges: Stainless steel
  • Seals: Elastomer seals fully complaint with EN 60079-0
  • Windows: Polycarbonate Weather Strip or Laminated
    Glass Weather Strip or Clamped
    Maximum size up to 1m2 (Approx: 10.76ft2)
  • Control Devices & Actuators: Certified Lamps, Push Buttons, etc
  • Sub-panel (Chassis): Rear, Sides, Top, Bottom or Door
  • 19″ Rack: Fixed or Swing Frame
  • Mounting Bosses
  • Lifting Eyes
  • Gland Plates
  • Mobile PE3E: Anti-Static Wheels
  • Wall Lugs
  • Free Standing or Plinths mounted

More Hazardous Area Products | Lighting | Plugs | Isolators | Control Panels | Junction BoxesMotor Starters

Ex e Ex Tc Enclosures Increased Safety Enclosures Certifications

Ex e Ex Tc Enclosures Increased Safety Enclosures Certifications

Certification of PE3E Increased Safety Enclosure

Should you require any technical support to enable the design, specification or customisation of Ex e Ex tc Enclosures for explosive gas (Zone 2) or explosive dust (Zone 22) explosive atmospheres please contact our Hazardous Area Sales Team.

ATEX Certificate of Conformity NoExpo 15ATEX 0. II 3 G Ex e IIC T4 Gc [Zone 2]
Ambient Temperature-20°C, -4°F to 55°C, 131°F
Pressure & LeakageEach PE3E enclosure is tested to validate IP 66
Compliance to General Conditions  IEC/EN 60079-0Includes thermal conditioning of Non metallic items, seals, etc, resistance to light testing, impact testing 4 -7 Joules
Schedule of LimitationsPlease contact T&D
Instruments & ElectricalMost Ex e component certified apparatus installed within the PE3E enclosure are acceptable
Ex ApparatusIS terminals and apparatus may also be permitted subject to internal temp
Power & Signals InputsWithin current limits
Temperature ClassT4, T3, T2 dependent on internal and external apparatus
BatteriesCheck with T&D. Small memory type batteries may be able to be installed
VerificationCan be completed at the client’s or T&D premises. T&D will supply the verification document and certificate label(s)
Cable EntriesCable entries permitted by approved cable entry devices cable glands, cable transits and bushings
Exp Enclosures Hazardous Areas

Ex e Ex tc Enclosures Hazardous Areas | Ex pxEx pzDust Protected | Increased Safety | Restricted Breathing