EXCEN Ex d Enclosures

EXCEN Ex d enclosures are designed for installation in environments with risk of explosion such as petrochemical and chemical plants, offshore oil rigs and any conditions requiring maximum protection of electrical and electronic equipment in the presence of flammable gas or combustible dust. Manufactured in Italy by EXCEN S.R.L., the APC series offers a comprehensive range of flameproof enclosures certified to both ATEX and IECEx standards. Daly Middle East is the authorized distributor for EXCEN Ex d enclosures across the UAE, Saudi Arabia, Kuwait, Qatar, Bahrain and Oman.

The APC series is available in three material options — copper-free aluminium alloy, 316L stainless steel and mild steel — with various finishing and painting options to suit onshore, offshore and underground mining environments.


Certifications and Markings

All EXCEN Ex d enclosures in the APC series carry the following certifications and markings:

Gas (Group II):

  • II 2G Ex d IIB or IIB + H2 Gb T3 ÷ T6 IP66
  • II 2G Ex d [ia Ga] IIB or IIB + H2 Gb T3 ÷ T6 IP66
  • II 2G Ex d [ib Gb] IIB or IIB + H2 Gb T3 ÷ T6 IP66

Dust (Group III):

  • II 2D Ex tb IIIC T…°C Db IP66

IECEx Markings:

  • Ex db IIB or IIB + H2 T3 ÷ T6 Gb
  • Ex tb IIIC T…°C Db IP66
  • Ex db [ia Ga] IIB or IIB + H2 Gb T3 ÷ T6 IP66
  • Ex db [ia Gb] IIB or IIB + H2 Gb T3 ÷ T6 IP66

Ingress protection: IP66


Copper-Free Aluminium Alloy Enclosures

The aluminium alloy range of EXCEN Ex d enclosures offers a lightweight yet robust solution for hazardous area installations. These enclosures support an extended ambient temperature range down to –50°C, making them suitable for extreme cold environments.

Ambient Temperature: –20°C to +60°C (standard) / –50°C to +60°C (extended)

Available Models:

Model External Dimensions (mm) A×B×C Internal Dimensions (mm) a×b×c Weight (kg)
APC224/A 315 × 250 × 175 230 × 160 × 130 10
APC425/A 425 × 247 × 230 330 × 153 × 188 15
APC446/A 489 × 412 × 260 375 × 300 × 208 35
APC456/A 530 × 492 × 258 418 × 385 × 203 43
APC566/A 594 × 540 × 312 464 × 414 × 233 78
APC656/A 832 × 445 × 315 720 × 340 × 235 90
APC666/A 832 × 610 × 315 720 × 500 × 235 120
APC667/A 832 × 610 × 410 720 × 500 × 330 135

316L Stainless Steel and Mild Steel Enclosures

The steel range offers heavier-duty construction for demanding industrial and offshore applications. Models are identified by a suffix: X for 316L stainless steel or M for mild steel (e.g. APC434-A/X).

Ambient Temperature: –20°C to +60°C

Available Models:

Model External Dimensions (mm) A×B×C Internal Dimensions (mm) a×b×c Weight (kg)
APC114 180 × 150 × 168 130 × 100 × 130 11
APC234 290 × 230 × 178 230 × 170 × 140 23
APC434-A 400 × 230 × 180 340 × 170 × 140 30
APC434-B 400 × 280 × 180 340 × 220 × 140 34
APC435 460 × 270 × 220 400 × 210 × 180 42
APC445-A 410 × 310 × 220 350 × 250 × 180 42
APC445 450 × 370 × 224 390 × 310 × 180 56
APC546 600 × 340 × 244 530 × 270 × 200 70
APC556-A 500 × 440 × 250 430 × 370 × 200 82
APC556-B 560 × 470 × 250 490 × 400 × 200 96
APC646 710 × 330 × 290 630 × 250 × 240 103
APC656 770 × 420 × 297 690 × 340 × 240 146
APC666 780 × 530 × 305 700 × 450 × 240 207
APC768 1120 × 670 × 450 1020 × 570 × 380 432

Key Features

  • IP66 ingress protection as standard
  • Suitable for Zone 1 (gas) and Zone 21 (dust) hazardous areas
  • Gas group IIB and IIB + H2 coverage
  • Intrinsic safety circuit integration options ([ia Ga] and [ib Gb])
  • Dust protection certified to Group IIIC
  • Multiple material choices to match project and environmental requirements
  • Custom finishing and painting available for offshore and corrosive atmospheres
  • Tailor-made solutions available to meet specific project specifications

Applications

EXCEN Ex d enclosures are used across a wide range of hazardous area industries including petrochemical plants, chemical processing facilities, offshore oil and gas platforms, onshore refineries, coal mines and underground working environments. Typical installations include control panels, junction boxes, power distribution, instrumentation housing and equipment conversions.


Why Choose EXCEN Ex d Enclosures from Daly Middle East?

  • Manufactured in Italy with full ATEX and IECEx dual certification
  • Three material options: copper-free aluminium alloy, 316L stainless steel and mild steel
  • Comprehensive size range from compact 180mm units to large 1120mm panels
  • Ambient temperature rated down to –50°C for extreme environments
  • GCC-wide availability with local support from Daly Middle East in Dubai, Qatar, Oman and Saudi Arabia

Contact Daly Middle East for technical datasheets, pricing and project-specific enclosure solutions. Our team can support you from specification through to delivery across the GCC.

 

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