LB Explosion proof type single girder overhead crane

The single girder explosion proof overhead crane is installed with anti-explosion electric hoist, with all the motors and electrical equipment of the explosion proof crane manufactured in line with international standards and regulations. which  take stainless steel or nylon crane wheels to avoid the flame by friction, all the components in electrical system is of high safety by conforming to national and international standards. It is provided with the highest level of safety, quality and reliability, which is required for hazardous environments such as oil refineries, petrochemical, paint industries, gas power plants etc. Explosion-proof overhead cranes are designed based on Ex d (flameproof enclosure) and Ex e (increased safety) with CE marking: II 2G ck Ex de IIB T4 (standard), II 2G ck Ex de IIC T4 (Special), II 2D ck Td A21 IP66 T135 (DUST). The price range is from $4,000 to $8,000 Capacity: 1-20t Span: 7.5m-35m Lifting height:6-24m
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Products Details

Single Girder Explosion Proof Overhead Cranes

● Overhead crane capacity up to 20 tons ● Compact design with standard headroom electric hoist for maximum space utilization ● Minimum IP55 for electrical enclosure ● Enclosure up to IP66 for protection against flammable dust or extreme weather conditions. ● All crane motors are equipped with Insulation Class F and Temperature Rise Class B to provide a longer operational life span ● Electronic overload protection c/w warning horn ● Noise level below 85 dB(A) at full load ● Two speed control via pole changing for the hoisting motion, via inverter control for trolley and bridge motion for smooth and precise operation. ● Thermal protection for pole-changing and 3 PTC thermistors for inverter drive ● Crane brake with asbestos-free lining which activates automatically in case of power failure ● Supply Voltage: 380 V–460 V, 3 Phase, 50–60 Hz, Others upon request.

PARAMETERS OF EXPLOSION PROOF OVERHEAD CRANE

crane travelling mechanism travelling speed (m/min) 20
speed ratio 58.95
motor type explosion proof cone squirrel-cage
motor  power(kw) 0.8*2   1.5*2   2.2*2
rotational speed(r/min) 1380
lifting mechanism model HB
lifting speed(m/min) 8/0.8  7/0.7  3.5/0.35
lifting height(m) 6/9/12/18/24
travelling speed (m/min) 20
motor type explosion proof cone squirrel-cage
working system internediate Jc=25%
wheel diameter mm Φ270 Φ400
Explosion proof grade Exd IIBT4/ Exd IICT4

Why Need Explosion Proof overhead crane in Industries?

In the working environment, the inflammable and explosive materials are easily to be produced. In modern chemical industries, there are more than 80 percent factories and workshops exist explosively-substances, which makes the explosion proof overhead crane vital in case of preventing and resisting explosion in manufacturing and processing industries.

Advantages of Explosion proof overhead crane

● Innovative structure, ● Attractive appearance ● Advanced technology ● Flexible and smooth operation ● High safety and reliability

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