Double beam explosion proof trolley crane satisfy standards stipulated by GB3836.2-2000 Explosion-proof Electric Equipment Working in Explosive Gas Environment Part-2: Flame-proof crane. The crane has obtained Explosion-proof Certificate after passing examinations by units designated by the government to test explosion-proof products. The explosion-proof marks are ExdⅡCT4 respectively.

This product is suitable for areas where the explosion, transmission is not higher than ⅡB or ⅡC and the ignition temperature group of inflammable gas or explosive mixture of steam and gas is not lower than T4. Applicable dangerous zones are zone 1 and zone 2 (please refer to GB3836.1-2000 for details).

This product is generally controlled on the ground, but control from the driver’s cabin is also allowable. The working grade is intermediate.

Steel Material: Chinese standard Q235B and Q345B

Trolley rail is made of high strength hot rolled flat steel (16 Mn)

Epoxy zinc-rich painting for one bottoms and two sides of 120μm thick, to achieve a long lifespan, beautiful appearance and good luster

The girder and end beam are connected together by high strength bolts to ensure the structure strength and precision of the whole machineThe end beams are equipped with flat wheel or double rim wheels, anti-friction bearings, buffer blocks and derailment preventing end plate

Maintenance walkway is located on one side of the main girder, consisting of flower pattern plate, 1050meters handrail.

Applied to explosion transfer capacity no higher than the II B or II C-class and the sites with explosive air mixture formed with inflammable gas (or steam) and air whose factory ignition temperature groups between T1 group and T4 group. The applicable hazardous area: 1 division or 2 division. The working duty:A5~A8.

Henan Mine Crane Co.,LTD has top advanced processing and manufacturing equipment and processing technology in the crane industry all over China, at the same time, Henan Mine Crane Co.,LTD take the head in achieve the best and better management, best and better manufacturing, Try the best to ensure the Henan Mine Crane Co.,LTD product quality and satisfy the demand of customer.

Overload protection in the event of overload, the hoist unit switches off and only the lowering motion is possible

Long and cross travel limited by means of preliminary and final limit switches or Wireless anti-collision device

Anti-falling protection for the Three-in-One electric motor of trolley and crane prevents from accidental falling

All movements can be switched off by actuating the emergency-off switch at the control station via a main contact

High quality long time bearing polyurethane materials buffer fixed at the end of trolley travelling and crane travelling to prevent over traveling

Safety hook latch used for avoiding the lifted material out off from the hook

Audible and visual alarm device to inform the person stay near by the travelling crane.

Rain Cover for lifting mechanism of outdoor cranes, electric cabinet and driving mechanism

Protective earth conductor is fitted as standard

Voltage lower protection system

Current overload protection system

Design rules for cranes GB/T3811-2008

Safety rules for lifting appliances GB6067.1-2010

Explosion-proof bridge cranes JB/T5897-2006

Explosion-proof beam crane JB/T10219-2011

Explosive gas environment used electrical equipment part 1: General requirement

Explosive gas environment used electrical equipment part 2. Flame-proof type”d”

Henan Mine Crane Co.,LTD crane has top advanced overhead crane in the field of industrial overhead crane, All the overhead crane are design according to overhead crane standards. The single girder overhead crane(monorail overhead crane) and double girder overhead crane have a good design of overhead crane. overhead crane has many overhead crane components for different parts of overhead crane include overhead crane and hoist, overhead crane brake, overhead crane end trucks, overhead crane hoist, overhead crane trolley, overhead crane hooks, overhead crane kits, overhead crane pendent, overhead crane controls, overhead crane signals indicator, overhead crane rails, overhead crane rail stops and so on overhead crane equipment,

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