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High-voltage box zone 1, 21

  • stainless steel
  • Zone 1, 21
  • high voltage
  • 180 degrees for in-and-for-way cable connections
  • DTS-01 tested case anti-flood
  • Suitable for low-temperature applications

The MJB range offers a simple and economical but efficient solution for connecting high voltage cables. Made of 316L steel stainless steel and used primarily to assemble cables or as a connection box, the MJB case can accommodate up to 4 live connections (up and down) and a maximum of 8.3 kV.


Case type: high voltage
Protection index: IP66 according to EN60529, Type 4X, DTS-01
Case material: 316L stainless steel (EN 1.4404), silicone seal and A4 stainless steel fasteners
Room temperature: -50 degrees Celsius to 40 degrees Celsius or -500C to 650C
Number of press plates: 2
Connector size: 6 mm2 to 150 mm2 for 4 lanes / 35 mm2 to 240 mm2 for 3 lanes
Grounding: via studs on the case, door and cable plates
Mounting: via 3mm thick external mounting straps, a split top strap to make installation easier
Classification area: Zone 1 and 21, Gas and Dust / Class 1 Division 2
Type of protection: Ex e, Ex tD
Device coding: II 2 G D, Ex e II T6, Ex tD A21 IP66 T850C
Certificate number: Sira 99ATEX3176

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