Products

Junction Box Aluminium (Ex d) EJB-A

EJB A series Ex d enclosures are normally used in the chemical and petrochemical plants, offshore platforms, refineries and any other industry where hazardous atmospheres (gas and combustible dust) are potentially present.

The EJB A range has been designed to meet the main requirements of power distribution, monitoring and signaling, and other electrical functions inside the hazardous area of the plant.

Unit Price:

Customers can still purchase even if there is no stocks available

Unit Of Measurement (UOM):

The EJB A series Ex d enclosures are manufactured with:

  • body and cover casted of copper-free (lower 0.1%) aluminium alloy;
  • external epoxy powder coating RAL 7001;
  • internal anti-condensation coating (upon request);
  • anti-loosening bolts and earthing screws of stainless steel AISI 316;
  • silicone gasket on cover;
  • thermoresistant glass window sealed with auto-leveling silicone;

The EJB AS series, is a special execution with aluminium body and cover in stainless steel limited to sizes EJB 55 and EJB 7. The cover in stainless steel allows the installation of large window with max visible size of mm. 400 x 300.

product
code

overall dimensioninternal dimensionsfixing dimensionsweight
ABCabcdescrewkg
EJB1A 300 230  220 220 150 165 160 230 M10 12
EJB3A 390 300 280 310 220 220 250 300 M10 22
EJB4A 460 340 300 380 260 235 320 340 M10 30
EJB45A 540 380 300 460 300 235 400 380 M10 50
EJB5A 640 460 360 560 380 290 500 460 M10 62
EJB55A 720 540 390 620 440 315 540 540 M12 87
EJB7A 1000 700 495 880 580 365 800 700 M12 195

The EJB A series can be used for the following main applications:

  • control station and instrument housing;
  • motor starter unit;
  • lighting control panel;
  • electronic grounding system;
  • terminal and bus-bars box;

The explosion proof junction boxes can also be fitted with other electrical and/or electronic equipment as per client specifications.

The materials used to manufacture the EJB A series have been studied to grant the maximum protection against the highly corrosive agents present in these industries:

  • body and cover casted of copper-free (lower 0.1%) aluminium alloy;
  • external epoxy powder coating RAL 7001;
  • internal anti-condensation coating (upon request);
  • anti-loosening bolts and earthing screws of stainless steel AISI 316;
  • gasket on cover of silicone;
  • window of thermoresistant glass sealed with auto-leveling silicone;

The EJB AS series, is a special execution with aluminium body and cover in stainless steel limited to sizes EJB 55 and EJB 7. The cover in stinless steel allows the installation of large window with max visible size of mm. 400 x 300.

certificate number: IECEx IMQ 14.0010X      IMQ 11 ATEX 031 X      TC RU C-IT.AA87.B.00509
marking: Ex-proof Logo II 2GD Ex db [ia Ga]/[ib Gb] IIB+H2 T4/T5/T6 Gb Ex tb IIIC T135/T100/T85°C Db
ambient temperature: –60°C +60°C
degree of protection: IP66
conformity: Directive ATEX 2014/34/EU TP TC 012/2011
standards: IEC-EN60079-0 IEC-EN60079-1 IEC-EN60079-11 IEC-EN60079-31
ГОСТ 31610.0 ГОСТ IEC 60079-1 ГОСТ 31610.11 ГОСТ Р МЭК 60079-31
category: suitable for Zone 1 - 21 (gas) and Zone 2 - 22 (dust)