Single Girder Overhead Crane
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LB Series Single Girder Explosion Proof Overhead Crane

LB Explosion Proof Single Girder Overhead Crane

Lifting Capacity:1t to 20t
Span:7.5m to 28.5m
Lifting Height:6m to 18m
Working Class:A3, A4
Ambient Temperature:-20℃ to 60℃

Explosion-proof Single Girder Overhead Crane Introduction

LB series single girder explosion proof crane is a small and light overhead crane with explosion-proof, equipped with explosion-proof electric hoist, all electrical and electrical equipment are manufactured according to international standards and regulations.

The lifting capacity of explosion-proof single-girder bridge crane is 1-20 tons and the working class are A3 or A4. The specific parameters are shown in the table below:

Technical data of Explosion Proof 0verhead Crane

Lifting heightm6~18
Lifting speedm/min0.8/80.8/80.8/80.8/80.7/780.6/60.42/4.2
Trolley speedm/min20/3020/3020/3020/3020/3020/3020/30
Crane speedm/min20202020202020
Work duty
Explosion-proof GradeExdⅡBT4、ExdⅡCT4
Track type
P24P24P24P24P24 P38P24 P38P24 P38

Components of Explosion-proof Single Girder Overhead Crane

Single girder explosion-proof overhead crane is mainly composed of crane traveling mechanism, electrical system, bridge, explosion-proof electric hoist and other components.

Explosion proof Single girder overhead crane diagram

Explosion proof Single girder overhead crane diagram

Application of Explosion-proof Single Girder Overhead Crane

■   The explosion-proof grade of single girder explosion proof overhead cranes is EXD II BT4 and EXD II CT4 respectively.

■   Single-girder explosion-proof bridge crane is suitable for internal factories with low initiation capacity of IIB and IIC, and has flammable mixed environment of T1-T4 ignition temperature class.

■   Single beam explosion-proof bridge crane Zoning: Zone 1 & Zone 2 Hazardous Areas.

Advantages of Explosion-proof Single Girder Overhead Crane

■   Reasonable design and strong explosion-proof capability.

■   The company has good structure and good rigidity.

■   Installation of adjusting speed converter, stable operation

■   High safety and reliability

Features of Explosion-proof Single Girder Overhead Crane

Mechanical system

■   High quality materials: Q235B or Q345B

■   Superior steel plates welded rectangular tube legs

■   Trinity-drive system or traditional motor drive reducer

■   Smoothly moving, effectively braking, long service life

Electrical system

■   Independent and simultaneous control of all electric hoists and cranes.

■   The power supply of electric hoist consists of flat cables, special cables, galvanized slippery course and small cable pulley, etc.

■   Smoothly moving, beautiful appearance

Safety measures

■   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

Explosion-proof Single Girder Overhead Crane


Explosion Proof Single Girder Overhead Crane

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