5 - 350t Load Explosion Proof Overhead Crane With Different Hooks

Explosion Proof Bridge Crane With Different Hooks 

QB Model Explosion-Proof Double Girder Overhead Crane with Heavy Hook

Product Description

This crane is mainly used for hoisting in explosive gas environment. Its basic structure is similar to that of ordinary bridge crane, but explosion-proof measures are taken for mechanical parts such as motor, electrical part and metal contact surface to ensure the safety of explosion-proof environment. The explosion-proof bridge crane can be divided into two types according to the explosion-proof category:

1. Explosion proof bridge crane for coal mine:

It is mainly used in the upper part of the coal mine and the non mining face part under the mine. The crane shall have a coal safety certificate for mining (MA certification);

2. Factory explosion-proof bridge crane:

It is mainly used in dangerous and important places with combustible gas or combustible mixture, and the crane shall have the explosion-proof certificate issued by the National Test Center

​​Drawing and Specification

Product Features

• 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.

Attention

Safety is the most important issue for cranes. Our safety device for QB type overhead crane: overload limiter, limit switch (lifting and traveling), interlock protection device, buffer, overhaul cage, rail clear plate, protective cover, bus bar prevent plate, anti-collision device, main isolating switch, emergency stop system, motor overload protection, and others you required.

Product Details

Package and Delivery

FAQ:

1. Is your product customized?

Thanks for your question. Yes, because the working condition are different, all our products are customized depending on detail requirement! So if you give us more information about the lift capacity, span, lift height, power source and other specials, we will give you a very quick and accurate quotation.

2. What’s the information should I provide when inquiry?
Thanks for your question. The more information you provide, the accurate solution we can prepare for you! The information such as the lift capacity, span, lift height, power source or other specials you give us will be more appreciated.

3. How many operating methods for my selection?
Thanks for your question. The standard operating methods we provide is pendent controller with push buttons. Meanwhile, we can also provide the remote control with push buttons and the cabin (space capsule seat) control with joystick. You can choose any of them, just tell us!

4. What’s the max lifting capacity of the crane?
Thanks for your question. The max Lifting capacity of our standard crane are up to 450 ton. If this can’t satisfy your working requirement. Please contact us for special customized.

5. The space of my workshop is limited, can the crane ok for mine?
Thanks for your question. For low headroom workshop, we have the Special products. The detail dimension please consult our professional engineer.

6. Can the crane work in hazardous environment?
Thanks for your question. This type product is just for application in general manufacturing workshop. For hazardous environment, please consult our professional sales manager.

7. Do your side can provide lift tools?
Thanks for your question. Yes, we can provide any kinds of lift tools such as lift sling belt, lift clamp, grab, magnet or other specials as your requirement's.