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Aluminium alloy junction boxes for zone 1, 2, 21, 22

  • IIC Group
  • Choice of 8 sizes
  • Screw cover with headless safety screw
  • IP66
  • Low-copper aluminum alloy body and lid
  • Internal/external stainless steel earth screws
  • Fixing legs
  • Polyester coating
  • Neoprene gasket
Technical sheet: GUB junction boxes

GUB series junction boxes are suitable for installation in all areas of a plant where there is a risk of explosion and/or fire, or in areas where combustible dust is present, classified as zone 1, 2, 21, 22. The quality of this product is due to its specific aluminium alloy and the mechanical properties of its finishes. The GUB series are used where IIC Group gases are present, mainly as boxes for bollards, fuse holders, transformers, reactors and gates carrying. It is also used to produce control and signalling cards, lighting and power cards, surge protectors and engine starter boxes with different configurations, specially designed to meet the requirements of our customers. The GUB series junction boxes have a screw lid and the GUB-V series boxes include a lid with a tempered glass viewing window.


Body and lid: low-copper aluminum alloy. Screw cover with headless safety screw
Gasket: resistant to acids, hydrocarbons and high temperatures, located between the body and the lid
Certification label: an adhesive label located inside on empty cases; riveted aluminum label on the body on the other versions
Bolts and screws: stainless steel
Earth screw: stainless steel. Inside and outside the body with anti-rotation supports
Mounting: aluminum cast iron feet
Coating: RAL 7035 polyester coating (light grey)
Corrosion: The aluminum alloy used passed the tests required by EN 60068-2-30 (hot/wet cycles) and EN 60068-2-11 (salt fog resistance tests)


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