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Explosion proof overhead crane: single girder explosion proof overhead crane & double girder explosi

01 Mar, 2017

Dongqi explosion proof overhead crane utilize the most advanced technology to improve the safety and efficiency to both machinery equipment and operators. Compared with the ordinary travelling overhead crane or top running bridge overhead crane, its structure is similar to them, the explosion proof overhead crane different electric hoists and configurations.QXXHenan Dongqi Machinery Co., Ltd

Explosion proof overhead cranes take stainless steel or nylon crane wheels to avoid the flame by friction, besides, all the components in electrical system is of high safety by conforming to national and international standards.QXXHenan Dongqi Machinery Co., Ltd

Dongqi explosion overhead crane is provided Dongqi 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.QXXHenan Dongqi Machinery Co., Ltd

Type of Protection and CE Marking

Dongqi 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).QXXHenan Dongqi Machinery Co., Ltd

Single Girder Explosion Proof Overhead cranes

Single Girder Explosion Proof Overhead cranesQXXHenan Dongqi Machinery Co., Ltd

 Explosion Proof Single Girder Overhead cranesQXXHenan Dongqi Machinery Co., Ltd

  • Overhead crane capacity up to 20 tons
  • Compact design with standard headroom electric hoist for maximum space utilization
  • Minimum IP55 for electrical enclosure
  • 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.

Double Girder Explosion Proof Overhead Overhead cranes

Double girder explosion proof overhead craneQXXHenan Dongqi Machinery Co., Ltd

 Explosion proof double girder overhead craneQXXHenan Dongqi Machinery Co., Ltd

  • Overhead crane capacity up to 75 tons
  • Minimum IP55 for electrical enclosure
  • All crane motors are equipped on the overhead crane 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, 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 rake 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.

Special Features for single and double girder explosion proof overhead crane

  • Explosion protection: II 2G ck Ex de IIC T4 and II 2D ck Td A21 IP66 T135 (DUST)
  • Enclosure up to IP66 for protection against flammable dust or extreme weather conditions.

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.QXXHenan Dongqi Machinery Co., Ltd
Dongqi overhead crane supplier can provide reliable solutions of explosion-proof bridge overhead cranes to customers, if you want to know more about explosion proof equipment or other types of cranes, please feel free to contact us.QXXHenan Dongqi Machinery Co., Ltd

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