80 ton overhead crane is a good choice for heavy lifting work! It has durable material, large loading capacity, and great performance! For heavy duty crane, safety is the first factor. Complete safety protection device can ensure the safety of operator and prolong the crane service life. Safety devices mainly includes overload limiter, over-speed protection device, emergency switch, and buffer. AIMIX Group, a professional overhead crane supplier in China, sales top bridge cranes with factory price! Choose our cranes for reliable features and less crane cost!
- Load capacity: 5-320t
- Span: 10.5-31.5 m
- Lifting height: 6-24m
- Lifting speed: 0.2-10.7m/min
- Trolley running speed: 2.4-33m/min
- Crane running speed: 4.2-68m/min
- Work duty: A3-A5
The over-speed protection device of 80 ton overhead crane
Crane over-speed protection device is kind of safety device that installed on the crane lifting mechanism, it can avoid accidents caused by over-speed.
This kind of safety device can eliminate slipping-hook condition, ensure the safety of lifting material, and protect the operator. It can avoid damages on electric motor and transmission mechanism. Over-speed protection device is the safety insurance of lifting crane, it has good economic and social benefits.
This controlling device is widely applied for bridge crane, gantry crane, goliath crane, tower crane, loading and unloading crane, mine hoist. It has simple types and compound type to meet requirements of different tons and working conditions.
In general, metallurgic overhead crane with more than 20t lifting must be installed with over-speed protection device.
Usual failures of bridge crane and solving methods
The trolley travels skid. The rail has oil pollution, the wheel pressures are different, the height error of two rails within the same cross section. Clean the rail and eliminate the oil pollution, adjust the wheel pressure, adjust the rail.
The trolley travels with three legs, the error of wheel diameter is too big, the installation is not reasonable, the frame is deformed. Processes the wheel according to requirement, adjust the installation, correct the crane frame.
What are 80t crane brands?
In our 80 years producing lifting equipment, Konecranes has risen to become the world’s choice for overhead crane equipment and service, container handling equipment, shipyard cranes, bulk handling cranes and lift trucks.
“The deep industry knowledge that we’ve developed during our decades of experience is built into every Konecranes product. We design and manufacture our key components in-house,-which us allows us to control our quality and provide the customer with the right equipment for the application, time after time.”
MHI is the nation’s largest material handling, logistics and supply chain association. MHI offers education, networking and solution sourcing for members, their customers and the industry as a whole through programming and events.
We offer our customers a complete range of cranes, drives and handling technology for every application – optimized by comprehensive sales and service support. These solutions provide our customers, which range from small workshops to major industrial enterprises, with valuable quality and efficiency benefits. Our extensive product range includes a wide range of solutions for specific industries for travel applications, load handling at the workplace and material flow in production and storage. The Demag crane experts always focus on the benefits for our customers – high safety, maximum reliability and excellent performance.
Gorbel’s mission is simple: We improve people’s lives. That mission guides everything we do, from the products and service we provide to our outside customers to the tools we create for our sales force and the work environment we foster for our employees.
Gorbel has a comprehensive line of Crane Technology products, Ergonomic Lifting products and, a line of Tether Track Fall Arrest Safety Systems.
We are a manufacturer of overhead material handling and fall protection products in the industrial sector, and gait and balance therapy products in the rehabilitation world. We’re on the cutting edge of manufacturing; a thriving, growing company that is constantly seeking out new ways to innovate and elevate our products and our processes.
Durable 80 ton overhead crane for sale
1. Power loading capacity, high efficiency
2. Strict producing standard, ensured quality
3. Strong crane manufacturer, factory price
4. Various types, reasonable design
5. Easy installation, safe operation
6. Simple maintenance, wide application
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