Atex Distribution Boards | Explosion Proof Distribution Boards UAE
Ex Proof Distribution Boards for Safe Hazardous Area Power Distribution
Ex Proof Distribution Boards are certified electrical distribution units used to safely divide, protect, and manage power circuits in Hazardous Area installations. They support Explosion Proof, Ex Proof, Flame Proof, and Intrinsically Safe electrical systems used in oil & gas, petrochemical, chemical, offshore, marine, mining, power, and industrial automation environments.
At Atex Hub, we supply Atex Distribution Boards for safe power distribution in classified industrial zones. These products are part of our Ex Power Distribution & Electrical Components and Explosion Proof Electricals range.
Atex Hub supplies Atex Distribution Boards across UAE, Dubai, Abu Dhabi, Sharjah, Saudi Arabia, Qatar, Oman, Kuwait, Bahrain, Europe, Africa, and worldwide.
What are Atex Distribution Boards?
Atex Distribution Boards are hazardous area electrical boards designed to distribute incoming power to multiple outgoing circuits safely. They can include circuit breakers, isolators, fuses, terminals, busbars, meters, surge protection, cable entries, and certified enclosures based on project requirements.
These boards help power lighting, motors, pumps, instruments, control panels, machines, and process equipment in explosive atmospheres. When selected correctly, they support ATEX, Explosion Proof, Ex Proof, Flame Proof, Hazardous Area, and Intrinsically Safe installation requirements.
Atex Distribution Boards help to:
- Distribute electrical power in Hazardous Area locations
- Protect outgoing circuits from overloads and short circuits
- Support Explosion Proof and Flame Proof power systems
- Organize power supply for motors, lighting, instruments, and panels
- Provide safe circuit isolation during maintenance
- Protect internal components from dust, moisture, gas, and vapor
- Support Intrinsically Safe circuits when selected correctly
- Meet ATEX and IECEx hazardous area requirements
Key Benefits of Explosion Proof Distribution Boards
Explosion Proof Distribution Boards improve electrical safety by controlling and protecting multiple circuits in classified zones. They help reduce wiring faults, support maintenance safety, and improve power reliability in harsh industrial environments.
- Safe Power Distribution – Divides incoming power into protected outgoing circuits.
- Hazardous Area Protection – Suitable for explosive gas and dust environments when certified.
- Explosion Proof Compatibility – Supports approved Ex electrical installations.
- Flame Proof System Support – Suitable for Ex d applications when selected correctly.
- Circuit Protection – Supports breakers, fuses, isolators, and protection devices.
- Maintenance Safety – Helps isolate circuits during inspection and repair.
- Organized Wiring – Keeps circuits labeled, separated, and easier to trace.
- Long-Term Reliability – Supports stable power supply in demanding industrial sites.
Types of Atex Distribution Boards
Different hazardous area projects require different distribution board designs. The correct type depends on load rating, circuit quantity, protection method, enclosure material, hazardous zone, and installation environment.
ATEX Lighting Distribution Boards
ATEX Lighting Distribution Boards distribute power to hazardous area lighting circuits. They are commonly used in refineries, offshore platforms, tank farms, process units, and industrial buildings.
- Supports multiple lighting circuits
- Suitable for indoor and outdoor hazardous areas
- Helps protect lighting feeders
- Can include breakers and isolators
- Supports emergency and normal lighting circuits
- Useful for oil & gas and petrochemical sites
Explosion Proof Power Distribution Boards
Explosion Proof Power Distribution Boards distribute power to industrial equipment, pumps, motors, skids, control panels, and field devices in classified zones.
- Supports industrial power circuits
- Suitable for motors, pumps, and machinery
- Provides circuit protection and isolation
- Supports customized outgoing circuits
- Useful for process and utility equipment
- Suitable for gas and dust hazardous areas
Ex Proof Motor Distribution Boards
Ex Proof Motor Distribution Boards supply and protect motors used with pumps, compressors, conveyors, fans, mixers, and rotating equipment.
- Supports multiple motor feeders
- Helps protect motor circuits
- Suitable for pump and compressor areas
- Can include overload and breaker options
- Supports local and remote control integration
- Useful for process industries
Flame Proof Distribution Boards
Flame Proof Distribution Boards are used where Ex d protection is required. They help contain internal ignition risks and protect electrical components in high-risk gas environments.
- Supports Ex d flameproof protection
- Suitable for Zone 1 and Zone 2 when certified
- Protects breakers, terminals, and busbars
- Provides strong enclosure protection
- Useful for refineries and petrochemical plants
- Supports safe power distribution
Intrinsically Safe Distribution Boards
Intrinsically Safe Distribution Boards support low-energy signal and control circuits used with sensors, transmitters, alarms, monitoring devices, and process instruments.
- Supports Intrinsically Safe circuits
- Suitable for control and instrumentation wiring
- Helps organize low-energy circuits
- Useful for process monitoring systems
- Supports PLC and SCADA interfaces
- Helps maintain safe IS wiring practice
Key Uses of Atex Distribution Boards
Atex Distribution Boards support safe electrical distribution across hazardous industrial facilities. They help protect circuits, manage loads, isolate equipment, and improve maintenance access in classified areas.
- Lighting Distribution – Supplies hazardous area lighting and emergency lighting circuits.
- Motor Feeder Distribution – Powers pumps, compressors, fans, conveyors, and mixers.
- Power Supply Distribution – Distributes power to process equipment and electrical loads.
- Control Panel Supply – Feeds local control panels, switchgear, and automation systems.
- Instrumentation Power – Supports analyzers, sensors, transmitters, and monitoring equipment.
- Circuit Protection – Protects outgoing circuits from overload and short-circuit faults.
- Safe Isolation – Allows individual circuit isolation during maintenance.
- Power Management – Helps organize multiple loads from one certified board.
Key Features of Hazardous Area Distribution Boards
Hazardous Area Distribution Boards are designed for safe power distribution, strong circuit protection, and reliable operation in explosive atmospheres. Their certified construction helps protect people, equipment, and plant operations.
- ATEX Certified Design – Suitable for hazardous area power distribution.
- Explosion Proof Protection – Supports safe use in explosive atmospheres.
- Ex Proof Power System Compatibility – Works with certified Ex installations.
- Flame Proof Options – Available for approved Ex d applications.
- Intrinsically Safe Circuit Support – Suitable for IS signal and control circuits when approved.
- Multiple Circuit Options – Supports different outgoing ways and load ratings.
- Circuit Protection Devices – Can include MCBs, MCCBs, fuses, isolators, and surge protection.
- High IP Protection – Helps protect against dust, water, rain, moisture, and washdown.
- Cable Entry Compatibility – Works with ATEX Cable Glands and sealing accessories.
- Custom Configuration – Supports project-specific layouts, labels, ratings, and wiring.
Technical Specifications of Atex Distribution Boards
Technical specifications vary depending on board design, voltage, current rating, enclosure material, protection method, circuit quantity, and project requirement. Always select distribution boards according to hazardous area classification, electrical load, and installation environment.
| Specification | Typical Details |
|---|---|
| Product Type | Atex Distribution Board / Ex Distribution Board |
| Application | Power distribution, lighting distribution, motor feeders, control circuits, instrumentation supply |
| Protection Methods | Ex d, Ex e, Ex t, Ex ia / IS options depending on design |
| Certifications | ATEX, IECEx, CE, and project-specific approvals |
| Hazardous Zones | Zone 1, Zone 2, Zone 21, Zone 22 depending on certification |
| Gas Groups | IIA, IIB, IIC depending on model and system design |
| Dust Groups | IIIA, IIIB, IIIC depending on model and system design |
| Temperature Class | T1 to T6 depending on component design and rating |
| Rated Voltage | 24V, 110V, 230V, 400V, 415V, or project-specific industrial ratings |
| Rated Current | Selected according to connected load and board design |
| Incoming Options | Main isolator, MCCB, MCB, fuse switch, terminal incoming |
| Outgoing Options | MCB, MCCB, fuse, terminal, motor feeder, lighting feeder |
| Number of Ways | Project-specific outgoing circuit quantity |
| Enclosure Materials | Stainless steel, aluminium, GRP, cast aluminium, coated steel |
| Ingress Protection | IP65, IP66, IP67, or project-specific rating |
| Cable Entry Options | Metric, NPT, BSP, PG, or project-specific thread types |
| Mounting Type | Wall-mounted, floor-mounted, skid-mounted, panel-mounted, field-mounted |
| Operating Environment | Indoor, outdoor, offshore, marine, chemical, dusty, wet, corrosive areas |
| Accessories | Cable glands, reducers, adaptors, locknuts, sealing washers, stopping plugs, earth tags |
Materials Used for Atex Distribution Boards
Material selection affects enclosure life, corrosion resistance, mechanical strength, weight, and maintenance needs. The correct material should match the hazardous zone, environment, electrical load, and project specification.
| Material | Main Benefit | Common Application |
|---|---|---|
| Stainless Steel SS304 / SS316 | Excellent corrosion resistance | Offshore, marine, chemical, coastal, and washdown areas |
| Aluminium | Lightweight and strong | General hazardous area distribution boards |
| GRP | Lightweight and corrosion-resistant | Chemical, outdoor, utility, and non-metallic applications |
| Cast Aluminium | Strong flameproof protection with reduced weight | Ex d distribution board assemblies |
| Coated Steel | Cost-effective industrial protection | Selected indoor and outdoor installations |
Hazardous Area Zones and Distribution Board Suitability
Hazardous area classification helps define the correct distribution board for each installation. Always match Atex Distribution Boards with the correct zone, gas group, dust group, temperature class, IP rating, and protection method.
| Hazardous Zone | Area Description | Suitable Distribution Board Use |
|---|---|---|
| Zone 0 | Explosive gas continuously present | Intrinsically Safe low-energy systems with approved components |
| Zone 1 | Gas likely during operation | Explosion Proof and Flame Proof distribution boards when certified |
| Zone 2 | Gas occasionally present | Ex Proof distribution boards when certified |
| Zone 20 | Combustible dust continuously present | Dust-certified electrical distribution assemblies |
| Zone 21 | Dust likely during operation | Ex t dust-protected distribution boards |
| Zone 22 | Dust occasionally present | Certified hazardous area distribution boards |
Temperature Classes
Temperature classes confirm that equipment surfaces remain below the ignition temperature of surrounding gases, vapors, or dust. Selecting the correct class supports safe ATEX, Explosion Proof, Ex Proof, Flame Proof, Hazardous Area, and Intrinsically Safe installations.
| Temperature Class | Maximum Surface Temperature |
|---|---|
| T1 | 450°C |
| T2 | 300°C |
| T3 | 200°C |
| T4 | 135°C |
| T5 | 100°C |
| T6 | 85°C |
Atex Distribution Boards vs Standard Distribution Boards
Standard distribution boards may work in normal industrial areas, but they cannot be installed safely in explosive atmospheres unless certified and correctly enclosed. Atex Distribution Boards support safer power distribution in classified gas and dust zones.
| Feature | Atex Distribution Boards | Standard Distribution Boards |
|---|---|---|
| Hazardous Area Use | Yes, when certified | No |
| ATEX / IECEx Certification | Available | Usually no |
| Explosion Proof Compatibility | Yes | No |
| Flame Proof Options | Available | No |
| Intrinsically Safe Circuit Use | Suitable when approved | Not recommended |
| Gas and Dust Zone Suitability | Designed for classified zones | Not certified |
| Circuit Protection | Available | Available |
| Oil & Gas Use | Suitable | Not advised in hazardous zones |
Applications of Explosion Proof Distribution Boards Across Industries
Explosion Proof Distribution Boards are used wherever power must be distributed safely in hazardous locations. They support lighting, motors, instruments, control systems, emergency systems, and process equipment across demanding industries.
Oil & Gas Industry
Distribution boards supply lighting, motors, pumps, compressors, control panels, instruments, and emergency circuits in refineries, gas plants, pipelines, LNG facilities, drilling sites, and fuel terminals.
Petrochemical Industry
Petrochemical plants use Atex Distribution Boards around reactors, pumps, mixers, tank farms, loading bays, analyzer shelters, and hazardous vapor areas.
Chemical Processing Industry
Chemical facilities use Flame Proof Distribution Boards for transfer pumps, dosing systems, storage areas, control systems, ventilation units, and process machinery.
Offshore & Marine Facilities
Offshore platforms, vessels, ports, jetties, and coastal sites use corrosion-resistant distribution boards where salt air, humidity, rain, and vibration affect electrical equipment.
Power Plants and Utilities
Power plants use Ex Proof Distribution Boards in substations, battery rooms, fuel handling zones, turbine areas, lighting networks, and control panels.
Mining and Dust-Prone Areas
Mining sites, cement plants, grain handling units, and powder processing facilities use dust-certified distribution boards for conveyors, crushers, feeders, motors, and process equipment.
Industrial Automation
Automation systems use Ex distribution boards to supply PLC panels, SCADA networks, sensors, transmitters, motor starters, alarms, and field control devices.
How to Select the Right Atex Distribution Board
Selecting the correct Atex Distribution Board improves electrical safety, load reliability, and long-term system performance. The board should match the hazardous zone, circuit rating, load type, protection method, enclosure material, and site environment.
Before selecting, consider:
- Hazardous Zone Classification – Identify whether the site is Zone 0, Zone 1, Zone 2, Zone 20, Zone 21, or Zone 22.
- Gas Group or Dust Group – Match the board with the gas, vapor, or combustible dust risk.
- Protection Type – Select Ex d, Ex e, Ex t, Explosion Proof, or Intrinsically Safe design as required.
- Electrical Rating – Confirm voltage, current, frequency, load type, and fault level.
- Incoming Supply – Choose main isolator, MCCB, MCB, fuse switch, or terminal incoming.
- Outgoing Circuits – Define number of ways, breaker ratings, lighting feeders, motor feeders, and spare circuits.
- Load Type – Match the board to lighting, motors, pumps, control circuits, instruments, or process equipment.
- Cable Entry Requirement – Confirm compatibility with ATEX Cable Glands and sealing accessories.
- Material Requirement – Choose stainless steel, aluminium, GRP, cast aluminium, or coated steel.
- IP Rating – Select protection against dust, water, moisture, rain, washdown, and outdoor exposure.
- Temperature Class – Verify the required T-Class for the hazardous location.
- Maintenance Access – Choose layouts that support safe inspection, testing, labeling, and replacement.
Correct selection protects people, equipment, and operations while helping meet ATEX, IECEx, and international Hazardous Area standards.
Why Choose Atex Hub for Atex Distribution Boards?
Atex Hub supplies certified hazardous area electrical products for global industrial projects. Our range supports safe power distribution, circuit protection, switching, isolation, grounding, cable management, control, and instrumentation in demanding environments.
We supply Atex Distribution Boards as part of our hazardous area power systems portfolio. Customers can also explore Ex Power Distribution & Electrical Components, Ex Control & Switchgear, Ex Enclosures & Junction Boxes, and Explosion Proof Electricals for complete Ex electrical systems.
Reasons to choose Atex Hub:
- Certified Atex Distribution Boards for hazardous area projects
- Options for lighting, power, motor, control, and instrumentation distribution
- Stainless steel, aluminium, GRP, cast aluminium, and coated material options
- Suitable for gas zones, dust zones, offshore, marine, and harsh industrial environments
- Global supply across UAE, GCC, Europe, Africa, and worldwide
- Support for project, maintenance, and shutdown requirements
- Complete range of enclosures, switchgear, connectors, cable glands, and accessories
Certifications, Standards & Compliance
Atex Distribution Boards should comply with recognized hazardous area standards and project specifications. Certification confirms that the board is suitable for classified industrial locations and supports safer power distribution.
- ATEX Directive 2014/34/EU – Defines European safety requirements for equipment used in explosive atmospheres.
- IECEx Certification System – Provides internationally recognized certification for hazardous area electrical equipment.
- IEC 60079 Standards – Covers design, selection, installation, inspection, and maintenance of Ex electrical equipment.
- IEC 61439 Low-Voltage Switchgear Assemblies – Covers requirements for low-voltage switchgear and controlgear assemblies.
- CE Marking – Shows compliance with applicable European safety, health, and environmental requirements.
- ISO 9001 Quality Management – Confirms controlled quality processes for consistent manufacturing and supply.
Frequently Asked Questions
Q1: What are Atex Distribution Boards?
Atex Distribution Boards are certified hazardous area boards used to distribute and protect electrical circuits safely.
Q2: Where are Explosion Proof Distribution Boards used?
They are used in oil & gas, petrochemical, chemical, offshore, marine, mining, power, utilities, and automation facilities.
Q3: What circuits can an Atex Distribution Board supply?
It can supply lighting, motors, pumps, instruments, control panels, emergency systems, and field equipment.
Q4: Are Atex Distribution Boards suitable for Zone 1?
Yes, certified models can suit Zone 1 applications when selected according to project requirements.
Q5: Can they support Intrinsically Safe systems?
Yes, approved boards can support IS control and signal circuits when designed correctly.
Q6: What protection devices can be included?
They can include MCBs, MCCBs, fuses, isolators, surge protection, terminals, busbars, and relays.
Q7: Do Atex Distribution Boards need certified enclosures?
Yes, they must be supplied inside certified hazardous area enclosures or approved Ex assemblies.
Q8: Can these boards be used outdoors?
Yes, suitable boards with correct IP rating and material can be used outdoors, offshore, wet, and dusty areas.
Q9: Does Atex Hub supply related Ex electrical products?
Yes, Atex Hub supplies Ex enclosures, switchgear, cable glands, connectors, grounding accessories, and power components.
Q10: Does Atex Hub supply globally?
Yes, Atex Hub supplies across UAE, Saudi Arabia, Qatar, Oman, Kuwait, Bahrain, Europe, Africa, and worldwide.
Conclusion
Atex Distribution Boards provide safe power distribution, circuit protection, isolation, and load management for hazardous area electrical systems. They support ATEX, Explosion Proof, Ex Proof, Flame Proof, Hazardous Area, and Intrinsically Safe industrial applications where power safety and reliability are critical.
At Atex Hub, we supply Atex Distribution Boards across Dubai, Abu Dhabi, Saudi Arabia, Qatar, Oman, Kuwait, Bahrain, Europe, Africa, and worldwide. Customers can also explore our Ex Power Distribution & Electrical Components, Ex Control & Switchgear, and Explosion Proof Electricals categories to build complete hazardous area power systems.
