ATEX Certified Ex-Proof Door

ATEX Certified Ex-Proof Door

The Madoors USA MDRS-ATEX-5000 Series ATEX Certified Ex-Proof Door is the only door range product-certified by a third-party notified body to the ATEX Directive 2014/34/EU — suitable for Zone 1 and Zone 2 gas hazardous areas and Zone 21 and Zone 22 dust hazardous areas and explosive atmospheres. Available in manual and automatic designs including high-speed roll-up, industrial doors, personal staff doors, winged doors, swing doors, sliding doors, and roller shutter doors, all materials confirmed suitable for explosive atmospheres, the MDRS-ATEX-5000 provides the unique safety solution for clients maintaining workflow in hazardous locations while simultaneously reducing room heat loss, energy consumption, and carbon footprint. Maximum safety, optimized productivity, and complete employee protection — certified and compliant for every explosive atmosphere application.

TECHNICAL SPECIFICATIONS
The Madoors USA MDRS-ATEX-5000 Series complies with ATEX Directive 2014/34/EU — the European Union directive governing equipment and protective systems intended for use in potentially explosive atmospheres. The directive requires that all equipment used in explosive atmospheres is designed and manufactured to prevent ignition of the explosive atmosphere — any heat generation, spark production, static electricity accumulation, or electromagnetic field that could ignite the surrounding flammable gas, vapor, or combustible dust must be eliminated or controlled to the levels specified for each zone classification.

Zone 1 — an area where an explosive gas atmosphere is likely to occur in normal operation. Zone 2 — an area where an explosive gas atmosphere is not likely to occur in normal operation but may occur occasionally. Zone 21 — an area where a cloud of flammable dust in air is likely to occur in normal operation. Zone 22 — an area where a cloud of flammable dust in air is not likely to occur in normal operation but may persist for only short periods. The MDRS-ATEX-5000 is certified for all four zones — covering the complete range of gas and dust explosive atmosphere classifications encountered in chemical, pharmaceutical, petrochemical, food processing, grain handling, and mining facilities.

All materials used in the MDRS-ATEX-5000 are confirmed suitable for explosive atmospheres — the door panel materials, frame construction, sealing gaskets, drive mechanisms, control electronics, and any conductive or non-conductive surface material are all selected and tested for their behavior in the specific explosive atmosphere of the installation zone. Non-conductive materials that accumulate static electricity are prohibited in explosive atmosphere zones — all non-metallic materials in the door system are either inherently antistatic or surface-treated to prevent electrostatic charge accumulation.

The third-party notified body product certification is the regulatory distinction that separates the MDRS-ATEX-5000 from self-declared ATEX compliance doors — the notified body independently tests the complete assembled door product against the ATEX Directive requirements and issues the product certification confirming compliance. This independent third-party certification provides the legal compliance documentation required for installation in ATEX-classified hazardous areas under European and internationally aligned regulations.

The thermal and energy performance of the ATEX door system reduces room heat loss at the hazardous area boundary — the sealed door construction prevents the heat loss that open or poorly sealed doorways create, directly contributing to the facility's energy efficiency and the ambient working temperature management of the hazardous area. Reduced heat loss creates the energy savings and carbon footprint reduction that support both operational cost and environmental sustainability objectives.

KEY FEATURES
Third-Party Notified Body Certification — Only ATEX Door Product Certification
The third-party notified body product certification of the MDRS-ATEX-5000 as a complete door product — not manufacturer self-declaration — is the single most important procurement specification for ATEX door selection. Regulatory compliance for hazardous area installations requires that equipment is certified by a qualified third-party notified body, and the MDRS-ATEX-5000 is identified as the only door range that has achieved this complete product certification. This certification directly provides the legal compliance documentation required for installation in ATEX-classified areas and the employer's legal duty of care to employees working in explosive atmospheres.

Zone 1, 2, 21 & 22 — All Explosive Atmosphere Classifications
The four-zone certification covering both gas — Zone 1 and 2 — and dust — Zone 21 and 22 — explosive atmosphere classifications provides the complete hazardous area coverage from a single certified door product family. Many industrial facilities contain both gas and dust hazardous areas — chemical plants with solvent vapor zones and powder handling dust zones — and the four-zone certification directly provides the single-product solution for the complete facility without requiring different door products for each zone classification.

ATEX Directive 2014/34/EU Compliance — EU Legal Requirement
Compliance with ATEX Directive 2014/34/EU is the legal requirement for any equipment installed in hazardous areas within the European Union — non-compliant equipment in explosive atmosphere zones exposes the facility operator to legal liability for any explosion incident. The MDRS-ATEX-5000 Directive compliance and third-party certification directly satisfies the employer's legal obligation to use certified equipment in classified hazardous areas.

All Materials Suitable for Explosive Atmospheres — Complete System Safety
The confirmation that all MDRS-ATEX-5000 materials — panel, frame, gaskets, drive, controls, and surfaces — are suitable for explosive atmospheres directly confirms that the complete assembled door system presents no ignition risk to the surrounding explosive atmosphere. A door where only the primary structural materials are ATEX-suitable but the seals, drive electronics, or surface coatings are not ATEX-compliant remains an ignition risk despite partial compliance — the complete material suitability of the MDRS-ATEX-5000 eliminates all ignition risk pathways.

Multiple Door Types — Workflow Optimization in Hazardous Areas
The availability of multiple ATEX-certified door types — high-speed roll-up, industrial, personal staff, winged, swing, sliding, and roller shutter — allows the specific door type best suited to the workflow requirements of each hazardous area access point to be specified with full ATEX compliance. A high-speed roll-up door for forklift and vehicle access minimizes the open time at each access event, directly reducing the heat loss and cross-contamination between the hazardous area and adjacent zones. A personal staff door for personnel access provides the quickest and most convenient individual access. This workflow-matched door type selection directly optimizes productivity while maintaining maximum safety.

Reduced Heat Loss & Energy Savings — Explosive Atmosphere Efficiency
The heat loss reduction from the ATEX door's sealed construction at the hazardous area boundary provides the energy saving and carbon footprint reduction that supports both the facility's operational cost management and its environmental sustainability reporting. In temperature-controlled hazardous areas — cold stores with flammable vapor, heated chemical process areas — the energy savings from reduced heat exchange through the door position can be significant relative to the total facility energy budget.

DOOR TYPE CONFIGURATIONS
ATEX High-Speed Roll-Up Door
Vehicle and forklift access in Zone 1, 2, 21, and 22. Minimum open time per access cycle for maximum heat containment. PVC curtain or metallic slat construction with ATEX-certified drive and control.

ATEX Industrial Sliding Door
Heavy-duty sliding panel for wide industrial access openings. Steel or aluminum panel construction. Manual and automatic ATEX-certified actuation.

ATEX Personal Staff Door
Hinged personnel door for individual staff access. Compact construction for standard doorway dimensions. Manual operation with ATEX-certified hardware.

ATEX Swing Door
Single or double swing leaf for personnel and light equipment access. Self-closing ATEX-certified hardware. Zone 1 to 22 certification.

ATEX Winged Door
Multiple wing panels for wider access openings with reduced individual panel dimensions.

ATEX Roller Shutter Door
Roll-up shutter curtain for industrial and commercial hazardous area openings. Manual and motorized ATEX-certified versions.

ATEX Sliding Door
Horizontal sliding panel for space-constrained openings where swing clearance is not available.

ASSEMBLY & INSTALLATION SEQUENCE
ATEX Zone Classification Confirmation
The specific zone classification — Zone 1, 2, 21, or 22 — the explosive atmosphere type — gas, vapor, or dust — the temperature class, and the equipment group for the specific hazardous chemical or dust are confirmed from the facility's area classification documentation.

Door Type & Size Selection
The appropriate ATEX door type — high-speed roll-up, personal staff, swing, sliding, roller shutter — access opening dimensions, manual or automatic actuation, and thermal performance requirement are confirmed.

ATEX-Compliant Installation Materials
All installation hardware, fixing materials, sealants, and connection materials used during installation are confirmed as ATEX-suitable for the specific zone classification — non-compliant installation materials void the ATEX certification of the installed door.

Door Frame Installation
The ATEX-certified door frame is installed in the structural opening with all frame-to-wall connections made using ATEX-suitable fixing hardware. Frame alignment and opening sealing continuity are confirmed.

Door Panel & Drive System Installation
The door panel and ATEX-certified drive mechanism — manual hardware or automatic motor and control system — are installed. All electrical connections use ATEX-certified cable glands, junction boxes, and control panels.

Static Discharge Bonding
All conductive door components are bonded to the facility earthing system — confirming that no electrostatic charge can accumulate on any door surface in the explosive atmosphere zone.

ATEX Certification Documentation & Handover
Third-party notified body product certification, ATEX Directive 2014/34/EU compliance documentation, zone suitability classification, installation records, and maintenance guide for ATEX environment compliance are compiled into the project handover package.

DEPLOYMENT SCENARIOS & USE CASES
Madoors USA MDRS-ATEX-5000 ATEX Certified Doors are specified for any Zone 1, 2, 21, or 22 classified hazardous area access point.

• Chemical plant Zone 1 and Zone 2 process area doors
• Pharmaceutical manufacturing Zone 21 dust hazardous area
• Petrochemical refinery Zone 1 and Zone 2 access doors
• Oil and gas facility Zone 1 and Zone 2 process doors
• Paint and solvent storage Zone 1 hazardous area doors
• Grain and flour mill Zone 21 dust hazardous area doors
• Mining facility explosive atmosphere access doors
• Battery storage Zone 2 hydrogen atmosphere doors
• Distillery and brewing Zone 1 and Zone 2 access doors
• Fireworks and explosive manufacturing hazardous area doors
• LPG and gas cylinder storage Zone 1 and Zone 2 doors
• Wastewater treatment biogas Zone 1 facility doors
• Coal handling and processing Zone 21 dust area doors
• Automotive spray paint booth Zone 1 access doors
• Any Zone 1, 2, 21, or 22 classified explosive atmosphere access point requiring ATEX Directive 2014/34/EU third-party certified door

• Category: Personnel Doors