Increased Safety Junction Boxes | Hazardous Area Zones 1 2 21 22 | Appleton ATX JBEL Series

Increased Safety Junction Boxes | Ex e |Appleton ATX JBEL Series
increased safety Junction Boxes
appleton atx jbel
Product Category: Junction Boxes | ATEX Certified | Zone 1 & Zone 2 Hazardous Areas
ATX JBEL Series, manufactured by Appleton ATX, are small, polycarbonate terminal, Increased Safety junction boxes designed to protect electrical connections within hazardous areas. The Increased Safety junction boxes provide Explosion Protection to ATEX Ex e standards and are manufactured with static and impact resistant polycarbonate.
They are available in two sizes and suitable for either unarmoured or armoured cable. The JBEL Series are ideal for use in Zone 1 and Zone 2 hazardous area environments where Increased Safety junction boxes with pillar type terminals are required to provide Ex e explosion protection. The JBEL range is also suitable for use in hazardous area Zone 21 or 22 areas, where flammable dusts are present either continuously or intermittently such as food processing, dairy, brewing and silos.
These Increased Safety junction boxes feature a pillar type terminal block for easy connection, ideal for use in both onshore and offshore, wet or corrosive atmospheres such as petroleum refineries, chemical refineries and other industrial process facilities with hazardous area locations according to ATEX or IECEx.
increased safety junction boxes
Specifications
- Standard Materials and Finishes:Â Static and impact resistant polycarbonate enclosure with 316L grade stainless steel hardware and polyurethane cover gasket
- Impact Resistance Rating:Â IK10
- Ingress Protection Rating:Â IP66
- Ambient Temperature: -40 °C to +55 °C (-40 °F to +131 °F)
- Operating Temperature: -40 °C to +55 °C (-40 °F to +131 °F)
- Zone 1 and Zone 2 Temperature Class:Â T6
- Zone 21 and Zone 22 Surface Temperature: BJe1 (4mm²) – T75 °C (T167 °F) | BJe2 (10mm²) – T80 °C (T176 °F)
- ATEX Certifications and Compliances:Â Zone 1 and 2 – 21 and 22; Ex II 2 GD ; IP66; IK10
- Other Certifications: EURASEC and INMETRO
increased safety JUNCTION BOXes
Selection table
Increased Safety Junction Box 2,5/4 mm² – 660 V (BJe1)
Increased Safety Junction Box 2,5/4 mm² – 660 V | Junction Box Layout | Appleton ATX Order Code |
4 x integrated cable glands for unarmored cable – 8-16 mm | ![]() |
JBEL1N4P16G |
4 x M20 entries with earth brass continuity device | ![]() |
JBEL1A4M20 |
Increased Safety Junction Box 6/10 mm² – 690 V (BJe2)
Increased Safety Junction Box 6/10 mm² – 690 V | Junction Box Layout | Appleton ATX Order Code |
3 x M20 entries for unarmored cable with 3 cable glands | ![]() |
JBEL2N3M20G |
4 x M20 entries for unarmored cable with 4 cable glands | ![]() |
JBEL2N4M20G |
3 x M25 entries for unarmored cable with 3 cable glands | ![]() |
JBEL2N3M25G |
4 x M25 entries for unarmored cable with 4 cable glands | ![]() |
JBEL2N4M25G |
4 x M20 entries with earth brass continuity, with 2 x M20 plugs | ![]() |
JBEL2A4M20 |
4 x M25 entries with earth brass continuity, with 2 x M25 plugs | ![]() |
JBEL2A4M25 |
increased safety junction boxes
dimensions

Increased Safety Junction Boxes | Appleton ATX JBEL Series | Dimensions in mm (inches)
ATEX Certifications and Compliances
The following information relates to the hazardous area certification and approvals for this range of Increased Safety junction boxes for specification purposes – should you require any further information please contact Thorne & Derrick.
- Certification Type BJe1
Ex e Junction Boxes
— Gas, Hazardous Area Zones 1 and 2:
– Conforming to ATEX 94/9/CE: II 2 G
– Type of Explosion Protection: Ex e II
– Temperature Class: T6
— Dust, Hazardous Area Zones 21 and 22:
– Conforming to ATEX 94/9/CE: II2 D
– Type of Explosion Protection: Ex tD A21
– Surface Temperature: T75 °C (T167 °F)
— Ambient Temperature: -40 °C to +55 °C (-40 °F to +131 °F)
— CE Declaration of Conformity: 50226
— ATEX Certificate: LCIE 02 ATEX 6069 - Hazardous Area Certification Type BJe2
— Gas, Zones 1 and 2:
– Conforming to ATEX 94/9/CE: II 2 G
– Type of Explosion Protection: Ex e II
– Temperature Class: T6
— Dust, Zones 21 and 22:
– Conforming to ATEX 94/9/CE: II2 D
– Type of Explosion Protection: Ex tD A21
– Surface Temperature: T80 °C (176 °F)
— Ambient Temperature: -40 °C to +55 °C (-40 °F to +131 °F)
— CE Declaration of Conformity: 50209
— ATEX Certificate: LCIE 99 ATEX 6003 -  Index of Protection according EN/IEC 60529: IP66
- Impact Resistance (shock): IK10
Ex d Flameproof Enclosures
Thorne & Derrick, The Explosive Atmosphere Experts, stock and distribute a complete range of Ex d Enclosures and Plugs & Sockets from leading manufacturers including Marechal and Technor. For Flameproof Ex d applications please see flameproof plugs and also Ex d junction boxes.

Lighting | Control Stations | Plugs & Sockets | Junction Boxes | Hazardous Area ATEX Certified Electrical Equipment for Explosive Atmospheres | Zone 1 & Zone 2