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CNWINNEX Wall-Mounted ATEX Explosion Proof AC | Universal for Zone1/2/21/22, Safe Cooling for Compact Hazardous Rooms

CNWINNEX Wall-Mounted ATEX Explosion Proof AC | Universal for Zone1/2/21/22, Safe Cooling for Compact Hazardous Rooms


CNWINNEX Wall-Mounted ATEX Certified Explosion Proof Split Air Conditioner

Full ATEX certification for Gas Zone 1 & Zone 2, Dust Zone 21 & Zone 22

Compact climate control solution for hazardous control rooms, analyzer cabins & chemical operation shelters


Standard air conditioners are prohibited in flammable industrial zones, as electric sparks and overheated surfaces can ignite volatile vapors and combustible dust. CNWINNEX wall-mounted explosion proof air conditioners fully comply with EU ATEX Directive 2014/34/EU, adopting combined flameproof & intrinsically safe protection architecture. All electrical components are hermetically modified to eliminate potential ignition sources completely.


The split wall-mounted design saves floor space with flexible installation and easy maintenance. Cooling only & heat pump dual versions available for non-stop 24/7 industrial operation, fully compliant for overseas high-risk projects including petrochemical, pharmaceutical, powder manufacturing, energy storage and offshore facilities.


Key Advantages

       Full-Range ATEX Compliance for All Four Hazardous Zones

Complete ATEX certification issued by EU Notified Body, marked II 2G / II 2D. Safe deployment in Gas Zone 1/2 and Dust Zone 21/22, compatible with IIA/IIB/IIC gas groups & T1-T4 temperature classes, meeting mandatory access standards for EU and global industrial projects.

       Compact Wall Split Layout for Restricted Hazardous Rooms

Slim indoor wall unit saves valuable floor space; independent explosion-proof outdoor condenser for superior heat dissipation. Integrated sealed explosion-proof wiring, ideal for compact analyzer cabins, control shelters, labs and small hazardous chemical storage rooms.

       Multi-Layer Combined Explosion Protection System

All core components (compressors, fan motors, circuit boards, remote controllers, junction boxes) undergo full explosion-proof conversion. Cast aluminum flameproof enclosures contain internal explosion pressure, with strictly limited surface temperature. Certified cable glands block gas & dust penetration to prevent short circuit and static ignition risks.

       Heavy-Duty 24/7 Continuous Industrial Performance

Equipped with premium brand compressors, compatible with 220V/380V 50/60Hz wide voltage range for unstable power supply on oilfields & offshore platforms. Intelligent microprocessor control with self-diagnosis, power-off memory, high/low pressure protection. Optional 304 stainless steel outdoor unit for marine & corrosive chemical environments.

       Simple Installation & Low Lifecycle Maintenance Cost

Modular split design enables easy disassembly and component servicing. Standard intrinsically safe explosion-proof remote controller, no extra control box required indoors. Multiple cooling capacities from 2kW to 11kW available for independent single-room temperature control, more energy-efficient and cost-effective than floor-standing units.


Hazardous Zone Application Scope

       Gas Hazardous Atmosphere Zone 1 & Zone 2

Zone 1: Explosive gas mixtures occur frequently during normal operation

Zone 2: Flammable gas only appears temporarily due to equipment leakage

CNWINNEX II 2G wall-mounted units ensure long-term safe operation.

       Combustible Dust Hazardous Atmosphere Zone 21 & Zone 22

Zone 21: Periodic combustible dust clouds generated in regular production

Zone 22: Rare, short-duration dust dispersion

II 2D dust explosion-proof versions fit powder workshops, grain factories & lithium powder storage.


Applicable Industries

Offshore oil & gas platforms, refinery control rooms, fine chemical workshops, pharmaceutical labs, lithium battery powder workshops, grain & starch processing plants, hazardous chemical storage, explosion-proof analyzer cabins, paint mixing rooms, military test zones.


Custom cooling capacity, anti-corrosion & marine explosion-proof wall AC available on demand. Complete set of ATEX certification documents delivered together with units. Send your site zone classification drawing for customized climate control solutions.

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