Explosion-Proof Electric Chain Hoist | 1–20 Ton ATEX/IECEx

Henan Yixing Lifting Machinery Co., Ltd. is a professional supplier of material handling equipment.
ATEX/IECEx Certified Explosion‑Proof Electric Chain Hoist for Zone 1 Hazardous Areas

ATEX/IECEx Certified Explosion‑Proof Electric Chain Hoist for Zone 1 Hazardous Areas

Our explosion-proof electric chain hoist carries ATEX and IECEx certifications for Zone 1 hazardous environments, featuring flameproof Ex d enclosures (cast aluminum or ductile iron) capable of containing internal explosions without transmitting flame. This explosion-proof electric chain hoist includes intrinsically safe (Ex ia/ib) low‑energy control circuits, triple‑layer IP66/67 seals that stop flammable dust and vapor ingress, and a spark‑resistant alloy load chain (copper‑nickel) to prevent mechanical spark generation. The explosion-proof electric chain hoist is suitable for T4 temperature group (surface temperature ≤135°C) and works in IIB or IIC gas groups. For an explosion-proof electric chain hoist with specific hazardous area classification (ATEX Group II, Category 2) for your petrochemical plant, contact our certified equipment team for certificates and documentation.
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ATEX/IECEx Certified for Hazardous Zones 1 & 2

Our explosion-proof electric chain hoist carries ATEX and IECEx certifications, specifically designed for Zone 1 and 2 hazardous environments where flammable gases or dusts are present. It features spark-resistant alloys and flameproof casings that contain internal fires, making it safe for use in chemical plants and oil refineries.

Intrinsically Safe (Ex ia) Low-Energy Control Circuits

We utilize intrinsically safe (Ex ia/ib) control circuits that limit electrical and thermal energy to levels well below what is required to ignite a hazardous atmospheric mixture. This explosion-proof electric chain hoist is ideal for Zone 0 applications with continuous exposure to explosive atmospheres like grain silos and fuel tanks.

High Ingress Protection (IP66/67)

To stop flammable particles and moisture from penetrating electrical enclosures, our explosion-proof electric chain hoist features triple-layer seal systems rated at IP66/67. This robust construction ensures reliable long-term operation in harsh environments like wood processing facilities where fine sawdust is a constant hazard.

Related products

The explosion-proof electric chain hoist offers a compact, powerful, and safe lifting solution for hazardous industrial environments where space is limited but safety standards are extremely high. Commonly found in paint booths, grain elevators, and chemical mixing rooms, this hoist is engineered to prevent the ignition of surrounding flammable dusts or vapors. Instead of a traditional electric motor housing that might generate sparks, the explosion-proof electric chain hoist uses a sealed, flameproof casing. The compact nature of the chain mechanism makes this hoist particularly effective for use with jib cranes or monorail systems in cramped hazardous areas. In a wood processing plant, where fine sawdust presents a constant Class II explosive dust hazard, these hoists are essential. They can safely lift 2-ton bags of raw material into a hopper where a standard electric hoist would risk creating a spark that could ignite the dust cloud. Similarly, in underground coal mining operations, explosion-proof chain hoists are used for moving equipment in entries where methane gas may be present. The electromagnetic braking system is contained within the explosion-proof housing, ensuring that even the brake does not become an ignition source. To select the correct hazardous location classification (Class I, II, III) for your explosion-proof electric chain hoist, please contact our compliance experts.

Frequently Asked Questions

What safety features are integrated into your double girder overhead cranes?

Our double girder overhead cranes are equipped with an overload protection system that automatically halts lifting when the weight exceeds the rated load, preventing structural damage [1†L18-L20]. They also feature a ratchet friction-type one-way brake for automatic braking under heavy load, and limit switches to prevent over-travel [0†L14-L16]. All electrical components are designed with self-contained explosion-proof capabilities (in applicable models), and emergency stop functions are standard for instant motor cut-off [21†L39-L59].
The portable aluminum gantry crane is a lightweight lifting device made of aluminum alloy that solves the common pain points of traditional lifting tools being heavy, clumsy, and difficult to move [4†L19-L24]. Compared to steel gantries, aluminum models are significantly lighter—up to half the weight—while still offering impressive load capacities, with 1-ton models weighing just 33 kilograms for portable aluminum gantry cranes. The aluminum construction provides excellent corrosion resistance, making it suitable for cleanrooms, coastal environments, and food processing plants. Additionally, these cranes are designed to be easily assembled, disassembled, and moved as needed [4†L19-L38].
Our manufacturing facility has a maximum crane lifting capacity of 600 tons, with a factory area exceeding 3,000 square meters and more than 1,000 processing devices [2†L22-L23]. We have the capability to produce cranes with capacities up to 600 tons, and our double girder gantry cranes are designed to withstand large loads, typically ranging from several tons to hundreds of tons using box girder or truss configurations [1†L5-L7]. A double beam crane, such as an overhead or gantry crane, includes a hoist and trolley system that can lift and move materials both vertically and horizontally for enormous weight requirements [4†L46-L69].
We provide a comprehensive range of yacht lift systems to suit any marina or boatyard configuration. The main types include vertical lifts for budget-friendly operation, cradle lifts for better hull support, beamless lifts, overhead systems, as well as pile-mount, post-mount, and side-mount configurations [12†L14-L15]. For retrofits and tight spaces, we offer modular spider crane yacht lifts. Yacht lifts use soft and firm lifting belts that protect the hull surface from scratches, and the main structure includes a traveling wheel block, hoisting mechanism, steering mechanism, hydraulic transmission system, and electric control system [6†L11-L31].
Remote operation allows the crane operator to control lifting, moving, and lowering from a safe position away from the crane, flexibly avoiding collisions with other equipment or objects in a narrow working space [16†L4-L8]. Modern systems integrate load sensors with digital feedback mechanisms to adjust speed and torque as needed during operation, with intuitive interfaces allowing users to create lift presets for different load weights [12†L18-L21]. Using remote control systems also reduces the need for signal personnel and eliminates pendant cable hazards, while smart systems have significantly lowered accident rates: from 4.2 to 0.7 incidents per 10,000 lifts when utilizing such technology [6†L7-L8]. In addition, gantry cranes are moving toward automation with sensor fusion and AI-based path optimization, further reducing human error [16†L10-L32].

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Customer Reviews

Samuel Wright

Our paint spray booth handles flammable solvents daily, so we cannot use standard lifting equipment. Henan Yixing explosion-proof electric chain hoist is ATEX certified for Zone 1 and 2 hazardous environments with flameproof enclosures of cast aluminum or ductile iron that contain any internal explosion without letting flames escape. The intrinsically safe (Ex ia/ib) control circuits limit electrical energy to non-ignition levels. The triple-layer seal system rated at IP66/67 stops flammable particles from penetrating electrical enclosures. We trust this equipment completely.

William Scott

Our grain handling facility has fine dust particles that are a constant explosion hazard. Henan Yixing explosion-proof electric chain hoist is built specifically for Class II hazardous locations where combustible dusts such as grain and flour present explosion risks. The triple-layer seal systems rated at IP66/67 stop flammable dust particles from penetrating electrical enclosures. The dust-tight housing design prevents internal dust accumulation, and the thermal management system keeps external surfaces cool.

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Explosion‑Proof Electric Chain Hoist: ATEX/IECEx Ex d, Ex ia/ib, T‑Class Rating, IP66/67, Spark‑Resistant Alloy

Explosion‑Proof Electric Chain Hoist: ATEX/IECEx Ex d, Ex ia/ib, T‑Class Rating, IP66/67, Spark‑Resistant Alloy

ATEX/IECEx‑certified: flameproof Ex d enclosures (cast aluminum or ductile iron) contain internal explosions without transmitting flame; Ex ia/ib intrinsically safe control circuits limit energy to non‑ignition levels. Triple sealed IP66/67 stops dust/particles. Temperature‑class (T4 for ethylene, T5, T6) keeps surfaces cool enough to avoid igniting surrounding gases. Spark‑resistant alloy components (copper‑nickel) prevent mechanical sparks, and the dust‑tight housing withstands Zone 1 / Zone 2 flammable environments (chemical plants, refineries, grain handling).