1-20 ton Explosion-proof Crane| Explosion-proof Single Girder Crane

Explosion-proof single girder Overhead Crane

Explosion-proof Single Girder Overhead Crane Introduction

The explosion proof single girder crane is a small overhead crane with light lifting capacity, 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. The lifting capacity of the explosion proof single girder overhead crane is 1 to 20 tons and the working class is A3, and the specific parameters of the explosion proof single girder overhead crane is shown in the following table:

Components of Single Girder Explosion-proof Overhead Crane

The explosion proof single girder overhead crane is mainly consisted of crane traveling mechanism, electrical system, bridge, explosion proof electric hoist, etc.

Explosion proof Single girder overhead crane diagram

Application of Explosion-proof Single Girder Overhead Crane

The explosion-proof grade of the explosion proof single girder overhead crane is respectively Exd Ⅱ BT4 and Exd Ⅱ CT4;

The explosion proof single girder overhead crane is applied to the inside factories with the detonating ability not high Ⅱ B or Ⅱ C, and flammable mixture environment with the Ignites temperature classes of T1 ~ T4 group;

Explosion Proof single girder overhead Crane Zoning: Zone 1 & Zone 2 Hazardous Areas.

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Advantages of Explosion-proof Single Girder Overhead Crane

• The single girder explosion proof overhead crane is designed reasonably and has strong explosion proof ability.
• The single girder explosion proof overhead crane has compact structure and good rigidity
• The single girder explosion proof overhead crane is installed with adjusting speed converter which can ensure the steady travelling of the explosion proof crane.
• The single girder explosion proof overhead crane has high safety and reliability

Features of Single Girder Explosion-proof Overhead Crane

1. On mechanical system of single girder explosion proof overhead crane

• High quality materials: Q235B or Q345B
• Superior steel plates welded rectangular tube legs
• Trinity-drive system or traditional drive by motor and reducer
• Smoothly moving, effectively braking, long service life

2. On electrical system of single girder explosion proof overhead crane

• Independent and simultaneous control to all the electric hoist and crane movements.
• Electric hoist mobile power supply is constituted of flat cables, special cables, galvanized slippery course and small cable pulley, etc.
• Smoothly moving, beautiful appearance

3. On safety measures of single girder explosion proof overhead crane

• Overloading protection
• Height limit switches
• Speed limit switches: fast to slow and stop
• Buffer devices to hoist trolley and crane bridge
• Lockable Mains Isolator at end of runway
• Warning indicator: anti-collusion device and flashing lights and warning sound.
• Motors with temperature control devices, with the insulation class F.
• Self-adjusting, twin, disc brake on hoist motion, asbestos-free brake
• Anti-Derailment Device on Crane and Crab Unit , Non-Sparking Type
• Crane, Crab Wheels and crane hook made from Anti-Sparking Material