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EOT Crane

Aicrane EOT Crane

What is an EOT Crane? Specifically, an Electric Overhead Travelling (EOT) crane is a type of electric overhead crane designed for moving heavy loads in factories, warehouses, and workshops. If you’re looking for EOT crane for sale, we offer a comprehensive product range with capacities from 5 tons to 500 tons and even more, customizable to meet your specific business needs.

Applications of EOT Cranes

Machinery Manufacturing

EOT crane uses in manufacturing facilities include lifting raw materials, transporting semi-finished goods, and assembling products. Double beam EOT crane in machinery manufacturing industry is commonly used for handling heavy equipment and components, while single beam EOT cranes are ideal for lighter tasks in assembly lines.

5 Ton & 20 Ton Overhead Travelling Cranes for Manufacturing Plant

Case: 5 Ton & 20 Ton EOT Cranes for Manufacturing Plant in the Philippines

  • Load Capacity: 5 Ton & 20 Ton
  • Span: 20m
  • Lifting Height: 12m
  • Duty Duty: A5
  • Application: Lifting heavy materials and components in the plant

Steel and Metal Processing

In steel mills and metal processing plants, industrial EOT cranes are crucial for handling heavy steel coils, sheets, and billets. Specialized models like the magnetic or grab bucket cranes are widely used in this application of EOT cranes.

16 Ton & 25 Ton EOT Cranes for Metal Processing Plant

Case: 16 Ton & 25 Ton EOT Cranes for Metal Processing Plant in Nigeria

  • Lifting Capacity: 16 Ton and 25 Ton
  • Span: 17.5m
  • Lifting Height: 8m
  • Work Duty: A5
  • Application: Lifting steel coils in the plant

Paper Production

Electric Overhead Traveling (EOT) cranes are used for lifting and transporting raw materials like wood pulp and large rolls of paper within the paper production facilities. They are also essential during the maintenance of production equipment. Additionally, overhead EOT cranes facilitate the storage and retrieval of finished paper rolls, ensuring efficient inventory management.

20 Ton Electric Overhead Travelling CraneS for Paper Production

Case: 20 Ton EOT Crane for Paper Production Facility in Uzbekistan

  • Load Capacity: 20 Ton
  • Span: 16.5m
  • Lifting Height: 9m
  • Duty Duty: A5
  • Application: Lifting large rolls of paper, corrugated cardboard, and other heavy materials within the production lines

Warehousing and Logistics

Warehouses rely on electric overhead travelling cranes for efficient material storage and retrieval. These cranes simplify the movement of goods between different sections of a warehouse, reducing manual labor.

10 Ton EOT Crane for Steel Product Warehouse

Case: 10 Ton EOT Crane for Steel Product Warehouse in Uzbekistan

  • Load Capacity: 10 Ton
  • Span: 22.5m
  • Lifting Height: 8m
  • Duty Duty: A3
  • Application: Lifting steel coils and other materials

Metallurgical Industry

In foundries and metallurgical industries, overhead travelling cranes handle molten metal and other high-temperature materials. Models like the AQ-YZ double girder ladle crane are specifically designed for this industrial EOT crane application.

160 Ton Four Girder EOT Crane for Steel Mill

Case: Four Girder EOT Crane for Ladle Handling in Steel Mill

  • Type: Four girder design
  • Lifting Capacity: 160/50/50 Ton
  • Application: Handling ladles that carry molten metal

Mining Industry

In mining operations, electric overhead travelling cranes handle large loads, such as mining equipment, ores, and other materials.

32 Ton Electric Overhead Travelling Crane for Mining Maintenance Services

Case: 32 Ton EOT Crane for Mining Maintenance Services in Chile

  • Lifting Capacity: 32 Ton
  • Span: 14m
  • Lifting Height: 10m
  • Work Duty: A5
  • Application: Lifting mining crushing equipment for maintenance and repair

Different Types of EOT Cranes for Sale

At Aicrane, the most common eot crane types include single girder and double girder design. Discover their features and explore the various models below to help you choose the ideal overhead travelling crane for your specific lifting requirements.

Double Girder EOT Crane

The double girder overhead traveling crane has two parallel girders, with the hoist or trolley traveling on top of the girders. These double girder overhead cranes are designed for heavy-duty applications, offering high lifting capacities and great stability. Here are some of our popular models of double girder overhead travelling cranes for sale:

General Type Double Girder EOT Crane

AQ-QD General Type Double Girder EOT Crane

  • Ideal for heavy-duty applications in workshops and warehouses.
  • Suitable for a wide range of general lifting tasks with high reliability.
European Standard Double Girder EOT

AQ-QDX European Standard Double Girder EOT Crane

  • Features advanced technology, compact structure, and lightweight design.
  • Provides superior performance with high efficiency and low maintenance.
Hoist Double Girder Overhead Traveling Crane

AQ-LH Hoist Double Girder Overhead Traveling Crane

  • Combines a double girder design with an electric hoist for medium-duty applications.
  • Commonly used in manufacturing plants and assembly lines.
European Standard Hoist Double Girder EOT

AQ-NLH European Standard Hoist Double Girder EOT

  • Offers a low headroom design for maximum lifting height.
  • Incorporates precise control and high operational efficiency.
Explosion Proof Double Girder Overhead Travelling Crane

AQ-QB Explosion Proof Double Girder EOT Crane

  • Specially designed for hazardous environments with explosive gases or dust.
  • Ensures safety and reliability in petrochemical and mining industries.
Magnetic Double Girder Overhead Traveling Crane

AQ-QC Electromagnetic Double Girder Overhead Traveling Crane

  • Equipped with an electromagnetic chuck for lifting metal materials like steel plates and billets.
  • Widely used in steel mills and metal processing plants.
Double Girder Casting Overhead Travelling Crane

AQ-YZ Double Girder Casting Overhead Travelling Crane

  • Designed for handling molten metal in foundries and steel plants.
  • Features high thermal resistance and robust construction for extreme conditions.
Double Girder Grab Bucket EOT Crane

AQ-QZ Double Girder Grab Bucket EOT Crane

  • Fitted with a grab bucket for bulk material handling, such as coal, sand, and grain.
  • Ideal for warehouses, and material yards.

Single Girder EOT Crane

Single girder EOT cranes consist of a single bridge girder supported by end trucks. The hoist is underhung and moves along the lower flange of the girder. These single girder overhead cranes are ideal for light to medium-duty applications, offering simplicity and cost-effectiveness. The following are some of our popular models of single girder overhead traveling cranes for sale:

AQ-LD Type Single Girder EOT Crane

AQ-LD Type Single Girder EOT Crane

  • A cost-effective solution for light to medium-duty material handling.
  • Suitable for warehouses, workshops, and general-purpose applications.
European Standard Single Girder Overhead Travelling Crane

AQ-HD European Standard Single Girder EOT

  • Incorporates a lightweight and compact design and advanced control features.
  • Ensures efficient performance with minimal maintenance requirements.
Single Girder Underslung EOT Crane

AQ-LX Single Girder Underslung EOT Crane

  • Runs on the lower flange of the runway beams, making it ideal for limited space.
  • Suitable for lightweight material handling in smaller facilities.
Explosion Proof Single Girder Overhead Travelling Crane

AQ-LB Explosion Proof Single Girder Overhead Travelling Crane

  • Built for hazardous environments with flammable gases or dust.
  • Commonly used in chemical plants and oil refineries.

EOT Crane Specifications

Double Girder EOT crane Specifications

Technical Parameter of AQ-QD General Type Double Girder Crane
Capacityt5101620325075100125160200250300350400450
SpanS(m)10.5~31.510.5~31.510.5~31.510.5~31.510.5~31.510.5~31.510.5~31.513~3113~3113~3113~3113~3113~3113~3113~3113~31
Lifting heightm6~166~166~166~166~186~166~206~206~206~226~206~206~246~246~246~24
Lifting speedm/min11.58.57.97.2663.93.13.93.52.62.22.42.22.62.1
Trolley speedm/min37.237.440.1403731.331.333.63340323228283127
Crane speedm/min70.670.674.375.164.958.56161.862.368485042424542
Work dutyA3~A7A3~A7A3~A7A3~A7A3~A7A3~A7A3~A7A3~A7A3~A7A3~A7A3~A7A3~A7A3~A7A3~A7A3~A7A3~A7
Track typeP38P38 P43P43P43QU70QU80QU100QU100QU100QU120QU120QU120QU120QU120QU120QU120

Technical Parameter of AQ-QDX European Standard Double Girder Crane
Capacityt5101620325075100160200250320
SpanS(m)10.5~31.510.5~31.510.5~31.510.5~31.510.5~31.510.5~31.510.5~31.513~3113~3113~3113~3113~31
Lifting heightm6~186~186~186~186~166~166~246~246~246~206~206~24
Lifting speedm/min1.07~10.70.81~8.10.73~7.30.58~5.80.49~4.90.4~40.37~3.70.32~3.20.25~2.50.24~2.40.21~2.10.2~2
Trolley speedm/min3.3~333.3~333.2~323.2~323.36~33.62.9~292.92~29.22.9~292.65~26.52.5~252.5~252.4~24
Crane speedm/min6.8~686.8~685.4~545.4~545.6~565.4~544.8~485.26~52.64.67~46.75.2~525.2~524.15~41.5
Work dutyA3~A5A3~A5A3~A5A3~A5A3~A5A3~A5A3~A5A3~A5A3~A5A3~A5A3~A5A3~A5
Track typeP38P38 P43P43P43QU70QU80QU100QU100QU120QU120QU120QU120

Technical Parameter of AQ-LH Electric Hoist Double Girder Crane
Capacityt510162025324050
SpanS(m)10.5~31.510.5~31.510.5~31.510.5~31.510.5~31.510.5~31.510.5~31.510.5~31.5
Lifting heightm6~309~309~309~309~249~249~209~20
Lifting speedm/min8(0.8/8)7(0.7/7)3.5(0.35/3.5)3.3(0.33/3.3)3(0.3/3)3(0.3/3)2.3(0.23/2.3)1.8(0.18/1.8)
Trolley speedm/min20(30)20(30)20(30)20(30)20(30)20(30)20(30)20(30)
Crane speedm/min20(43)20(43)20(43)20(43)20(43)20(43)20(43)20(43)
Work dutyA3~A4A3~A4A3~A4A3~A4A3~A4A3~A4A3~A4A3~A4
Track typeP30P30 P38P38P38 P43P43P43P43 QU70P43 QU70

Technical Parameter of AQ-NLH European Hoist Double Girder Crane
Capacityt510162032506380
SpanS(m)10.5~31.510.5~31.510.5~31.510.5~31.510.5~31.510.5~31.510.5~31.510.5~31.5
Lifting heightm6~186~186~186~186~186~186~186~18
Lifting speedm/min0.8/50.8/50.66/40.53/3.40.6/2.60.4~2.40.4~2.40.4~2.4
Trolley speedm/min2~202~202~202~202~202~202~202~20
Crane speedm/min3~303~303~303~303~303~303~303~30
Work dutyA5A5A5A5A5A5A5A5
Track typeP30P30 P38P38P38 P43P43P43 QU70QU70QU80

Technical Parameter of AQ-QB Double Girder Explosion Proof Crane
Capacityt5101620325075
SpanS(m)10.5~31.510.5~31.510.5~31.510.5~31.510.5~31.510.5~31.510.5~31.5
Lifting heightm6~166~166~166~166~186~166~20
Lifting speedm/min554.24.24.131.9
Trolley speedm/min19.620.520.520.52019.110.5
Crane speedm/min22.322.319191719.415.4
Work dutyA3~A4A3~A4A3~A4A3~A4A3~A4A3~A4A3~A4
Explosion-proof GradeExdⅡBT4、ExdⅡCT4
Track typeP38P38 P43P43P43P43 QU70QU80QU100

Technical Parameter of AQ-QC Electromagnetic Crane
Capacityt51016203250
SpanS(m)10.5~31.510.5~31.510.5~31.510.5~31.510.5~31.510.5~31.5
Lifting heightm6~166~166~166~166~186~16
Lifting speedm/min15.513.3139.79.57.8
Trolley speedm/min37.237.440.1403731.3
Crane speedm/min70.670.674.375.164.958.5
Work dutyA5~A7A5~A7A5~A7A5~A7A5~A7A5~A7
Track typeP38P38 P43P43P43QU70QU80

Technical Parameter of AQ-YZ Casting Crane
Capacityt5101620325074100125140160180200225240280320
SpanS(m)10.5~31.510.5~31.510.5~31.510.5~31.510.5~31.510.5~31.513~3113~3113~3113~3113~3113~3113~3113~3113~3113~3113~31
Lifting heightm6~166~166~166~166~166~166~206~206~206~226~226~246~246~246~246~246~24
Lifting speedm/min12.51310.89.99.77.66.47.57.56.8467.28810109
Trolley speedm/min39.544.944.645.943.539.337.238383837384040383636
Crane speedm/min118.6114.9103.5103.58877.5777779.77377.8868687877663
Work dutyA6~A8A6~A8A6~A8A6~A8A6~A8A6~A8A6~A8A6~A8A6~A8A6~A8A6~A8A6~A8A6~A8A6~A8A6~A8A6~A8A6~A8
Track typeP38P38 P43P43 QU70P43 QU70QU70QU80QU100QU120QU120QU120QU120QU120QU120QU120QU120QU120QU120

Technical Parameter of AQ-QZ Double Girder Grab Bucket Bridge Crane
Capacityt5101620
SpanS(m)10.5~31.510.5~31.510.5~31.510.5~31.5
Lifting heightm6~186~186~266~26
Lifting speedm/min39.339.332.730.7
Trolley speedm/min44.631.731.131.1
Crane speedm/min93.686.575.176.9
Work dutyA5~A7A5~A7A5~A7A5~A7
Track typeP43 QU70P43 QU70QU70QU70

Single Girder EOT crane Specifications

Technical Parameter of AQ-LD Single Girder Crane
Capacityt123510162025
SpanS(m)7.5~31.57.5~31.57.5~31.57.5~31.57.5~31.57.5~31.57.5~31.57.5~25.5
Lifting heightm6~306~306~306~309~309~309~309~30
Lifting speedm/min8(0.8/8)8(0.8/8)8(0.8/8)8(0.8/8)7(0.7/7)3.5(0.35/3.5)3.3(0.33/3.3)3(0.3/3)
Trolley speedm/min20(30)20(30)20(30)20(30)20(30)181416
Crane speedm/min20(30)20(30)20(30)20(30)20(30)20(30)20(30)20(30)
Work dutyA3~A4A3~A4A3~A4A3~A4A3~A4A3~A4A3~A4A3~A4
Track typeP18P18 P24P24P24P24 P30P30 P38P38 P43P38 P43

Technical Parameter of AQ-HD European Standard Single Girder Crane
Capacityt123.251012.51620
SpanS(m)7.5~28.57.5~28.57.5~28.57.5~28.57.5~28.57.5~28.57.5~28.57.5~28.5
Lifting heightm6~186~186~186~186~186~186~186~18
Lifting speedm/min0.8/50.8/50.8/50.8/50.8/50.66/40.66/40.53/3.4
Trolley speedm/min2~202~202~202~202~202~202~202~20
Crane speedm/min3~303~303~303~303~303~303~303~30
Work dutyA5A5A5A5A5A5A5A5
Track typeP18 P24P18 P24P24P24P30P30P30 P38P30 P38

Technical Parameter of AQ-LX Underslung Single Girder Crane
Capacityt0.5123510
SpanS(m)3~22.53~22.53~22.53~22.53~22.53~22.5
Lifting heightm6~306~306~306~306~309~30
Lifting speedm/min8(0.8/8)8(0.8/8)8(0.8/8)8(0.8/8)8(0.8/8)7(0.7/7)
Trolley speedm/min20(30)20(30)20(30)20(30)20(30)20(30)
Crane speedm/min20(30)20(30)20(30)20(30)20(30)20(30)
Work dutyA3~A4A3~A4A3~A4A3~A4A3~A4A3~A4

Technical Parameter of AQ-LB Explosion Proof Single Girder Crane
Capacityt1235101620
SpanS(m)7.5~31.57.5~31.57.5~31.57.5~31.57.5~31.57.5~31.57.5~31.5
Lifting heightm6~306~306~306~309~309~309~30
Lifting speedm/min8(0.8/8)8(0.8/8)8(0.8/8)8(0.8/8)7(0.7/7)3.5(0.35/3.5)3.3(0.33/3.3)
Trolley speedm/min20(30)20(30)20(30)20(30)20(30)1814
Crane speedm/min20(30)20(30)20(30)20(30)20(30)20(30)20(30)
Work dutyA3~A4A3~A4A3~A4A3~A4A3~A4A3~A4A3~A4
Explosion-proof GradeExdⅡBT4、ExdⅡCT4
Track typeP18P18 P24P24P24P24 P30P30 P38P30 P38

What Are EOT Crane Specifications?

The EOT crane technical specifications define its capabilities and suitability for specific applications. Here are the key specifications to consider:

EOT Crane Capacity

The capacity of an Electric Overhead Traveling (EOT) crane is the maximum weight it can safely lift, measured in tons (e.g., 20 ton EOT crane, 30 ton EOT crane, 50 ton EOT crane, 100 ton EOT crane). When selecting a crane, it’s important to choose the right capacity for safety and efficiency.

Crane Span

The span is the horizontal distance between the rails that support the crane’s movement. This dimension is critical because it determines the coverage area of the overhead crane.

Common span sizes of a single girder model range from 7.5m to 31.5m, and a double girder model usually has a span of 10.5m to 31.5m. Customized spans are also available based on the space.

Lifting Height

Lifting height refers to the maximum height the electrically operated overhead travelling crane can lift a load, measured from the level of the hook to the highest point the load can reach.

Common Lifting Heights: 6 meters, 12 meters, 18 meters, 20 meters, or customized to meet specific operational needs.

Speed of Operation

Over head travelling cranes typically have different speed settings for various operations. These speeds are specified for:

  • Hoisting speed: The rate at which the crane lifts or lowers a load.
  • Travel speed: The rate at which the crane moves along the runway.
  • Trolley speed: The rate at which the trolley moves horizontally along the bridge.

Duty Class

The duty class defines the frequency of operation and load handling capacity of the crane. It is an indicator of how much work the crane is expected to perform over a given period. The duty class ensures that the crane is robust enough for the required workload without compromising safety.

Common Duty Classes:

  • A3: Light-duty overhead cranes, for occasional use.
  • A5: Moderate-duty cranes, for frequent use.
  • A7: Heavy-duty cranes, for continuous use with high load frequencies.

If you have specific needs, the specifications can be tailored to meet your requirements. Let us know if you’d like a deeper dive into any specification!

Customization of Our EOT Crane Design

At Aicrane, we offer tailored electric overhead travelling crane solutions that are designed to meet the specific needs of our clients. Here are key aspects where you can tailor your crane:

Custom Design

Load Capacity Customization

From 5 tons to over 500 tons, we offer cranes designed for light-duty to heavy-duty applications.

Span and Lifting Height Customization

Customize the span and lifting height based on your facility’s space and operational needs for optimal crane performance.

Duty Class Customization

Choose from light, medium, or heavy-duty options depending on how frequently and intensively the crane will be used.

Control Systems Customization

Select between pendant control, radio remote control, or cabin control for enhanced operator convenience and safety.

Safety Features Customization

Customize safety features like anti-sway systems, overload protection, and emergency stop systems to ensure safe operations.

Environmental Adaptations

Customize cranes for extreme temperatures, corrosive environments, or cold conditions for reliable performance in harsh settings.

Whether you are looking for a double girder or single girder EOT crane design, Aicrane provides tailored solutions that improve efficiency, safety, and productivity. Contact us today to discuss your customization options and let us help you design the perfect traveling bridge crane for your operations!

Guide to Choosing the Right Overhead Travelling Crane Model

With numerous models available, selecting the right electric overhead travelling crane can significantly impact productivity, safety, and operational costs. This guide offers insights on how to choose the ideal model for your needs.

Determine the Lifting Capacity

Determine the maximum weight your crane will need to lift.

  • Single Girder Models: Suitable for lighter loads, typically up to 20 tons.
  • Double Girder Models: Ideal for heavy-duty lifting, with capacities up to 500 tons or more.

Identify Your Application Requirements

Identify the type of load your crane will need to lift. For example, specific applications, such as handling bulk materials, may require specialized crane models like the AQ-LDZ or AQ-QZ grab bucket eot crane.

Evaluate Working Environment

Consider hazardous conditions like explosive atmospheres or extreme temperatures. Models like the AQ-QB explosion proof crane or AQ-YZ casting crane are designed for such environments.

Assess Your Facility Dimensions

Assess the available space, including headroom and span requirements. Low headroom models like the AQ-NLH double girder crane are suitable for limited spaces.

Consider Operational Frequency

Choose a crane with a duty cycle that matches your operational demands. Heavy-duty overhead cranes like the AQ-QD and AQ-QDX models are designed for intensive use.

In conclusion, Aicrane offers a wide range of models tailored to meet the demands of various industries and environments, ensuring the perfect solution for your lifting requirements. If you’re in the market for a new overhead travelling crane, reach out to us for professional guidance – we’re here to help you find the ideal solution for your business.

What’s the Price of an EOT Crane for Sale?

Whether you’re looking for a single girder model or a high-capacity dg EOT crane, understanding the pricing factors and ranges can help you make an informed decision.

Single girder EOT crane prices

Single girder 5 ton to 20 ton EOT crane prices typically range from $2,700 to $12,500 and more, depending on the capacity, span, lifting height and other factors.

Double girder EOT crane prices

Typical double girder 10 ton to 50 ton EOT crane prices start at around $15,000 and can go beyond $66,200, depending on the capacity, span, lifting height and more.

Note: travelling cranes with special features may cost more due to additional components and customization.

Single And Double Girder EOT Crane Prices

How to Buy an Electric Overhead Travelling Crane Within Your Budget

Define Your Requirements

Start by identifying your specific needs, including lifting capacity, span, lifting height, frequency of use and more.

Avoid overspending on features you don’t need while ensuring the crane can handle your tasks safely and efficiently.

Compare Types and Models

Different electric overhead travelling cranes come with varying price points. If your operations require lifting 10 tons occasionally, a single girder crane may suffice. For continuous 50-ton lifting, invest in a double girder heavy duty model.

Consider Customization

Customization can optimize performance but increases EOT crane cost. Prioritize features that directly improve efficiency or safety in your operations.

Request Detailed Quotes

Obtain quotes from multiple EOT crane suppliers, ensuring they include: overhead crane price, including customization, installation and transportation fees, warranty and after-sales support.

Compare not just the upfront cost but also the value-added services like maintenance packages or training.

Take Advantage of Promotions

Promotions can help you secure high-quality electric overhead travelling cranes at reduced prices. For example, many suppliers run promotions during off-peak seasons, making it a great time to invest in a crane.

Stay updated on promotions by subscribing to supplier newsletters or following them on social media.

Work with Trusted Suppliers

Reputable EOT crane manufacturers and suppliers can help you find the right solution within your budget.

EOT crane prices vary widely based on capacity, design, and features. For an accurate EOT crane quotation tailored to your needs, contact Aicrane, where expert guidance ensures the right solution for your budget and application.

Why Choose Aicrane as Your EOT Crane Manufacturer

When it comes to selecting the right crane for your business, partnering with a reliable and experienced EOT crane company is crucial. Aicrane is one of leading EOT crane manufacturer and supplier in China, known for delivering high-quality cranes tailored to your specific needs. Here’s why choosing us ensures you get the best value for your investment.

Electric Overhead Travelling Crane Manufacturer
Equipment Manufacturing
Custom Solution

Customized Solutions

Whether you need a single girder or double girder crane, we tailor the design, capacity, lifting height, span, and other specifications to perfectly align with your operational needs.

Manufacturing

High-Quality Manufacturing Standards

As a leading single girder and double girder EOT crane manufacturer, we prioritize quality and safety. Our electric overhead travelling cranes are built with high-quality materials and cutting-edge technology, ensuring long-lasting performance and reliability. Each crane undergoes rigorous quality checks to meet international safety standards, so you can trust that your crane will perform at its best.

Cost-Effectiveness

Competitive Pricing

Aicrane offers competitive pricing without compromising on quality. Our efficient manufacturing processes, coupled with our ability to source materials cost-effectively, allow us to provide you with top-tier electric overhead travelling cranes at an affordable price, ensuring you get the best return on investment.

Timely Delivery

Timely Delivery and Installation

As a reliable EOT crane supplier, Aicrane ensures on-time delivery and efficient installation services. Our efficient manufacturing and logistics systems ensure that your electric overhead traveling crane is delivered on schedule. We also offer professional installation services to ensure the crane is set up safely and correctly.

After-sales Customer Support

Comprehensive After-Sales Service

We offer comprehensive after-sales services, including maintenance, repair, and spare parts support, to keep your crane running smoothly for years.

Whether you’re looking for a double girder or single girder EOT crane supplier, Aicrane is your trusted partner. Reach out to Aicrane today to explore how we can meet your crane needs and elevate your operations!

Installation of EOT Crane: Key Steps and Considerations

Whether you’re installing a single girder or double girder EOT crane, following the right process guarantees optimal performance and longevity. Here’s an overview of the EOT crane installation process, key considerations, and tips for success.

Preparing for Installation

  • Site Preparation: Ensure the installation site is clear of obstructions and has a stable foundation. Verify that the building structure can support the crane’s load.
  • Crane Components Inspection: Inspect all crane components, such as girders, hoist, trolley, end carriages, and electrical systems, for damage or defects before overhead crane installation. Cross-check components against the provided checklist to ensure all parts are ready.
  • Tools and Equipment: Gather necessary tools, including lifting devices, alignment tools, and electrical testing equipment. Confirm availability of installation manuals and blueprints.

EOT Crane Installation Steps

Step 1: Rail Installation

Install and align the runway rails securely on the supporting structure. Use alignment tools to ensure straight and level rails for smooth crane movement.

Step 2: EOT Crane Assembly

Assemble the main components, including the girders, trolley, and hoist, following the manufacturer’s instructions. Lift the assembled crane onto the runway using appropriate lifting equipment.

Step 3: Electrical Connections

Connect the electrical components, including the control panel, wiring, and power supply. Ensure proper grounding to prevent electrical hazards.

Step 4: Calibration and Testing

Test the crane’s mechanical and electrical systems to ensure smooth operation. Calibrate the hoist, trolley, and limit switches for accurate performance.

Key Considerations For EOT Installation

  • Safety: Follow safety protocols and use appropriate personal protective equipment (PPE) during installation.
  • Alignment: Misaligned rails or components can cause operational issues and damage. Ensure precision during installation.
  • Load Testing: Perform load testing after installation to confirm the crane’s capacity and functionality.

Post-Installation Checklist

  • Verify that all bolts and connections are tightened securely.
  • Inspect the crane for smooth operation across the runway.
  • Provide training for operators on proper crane usage and safety procedures.

Key Components of an Overhead Travelling Crane

Understanding EOT crane components helps in selecting, maintaining, and operating EOT cranes effectively.

Electric Overhead Travelling Crane Components

Bridge Girder

The EOT crane girder is the primary horizontal structure, spanning across the area it serves. It is responsible for carrying the trolley and hoist, and it comes in two main types: single girder and double girder.

End Beam

The end beams are located at both ends of the bridge girder and house the wheels that allow the crane to move along the runway. They are equipped with motors to drive the crane across the length of the workspace.

Hoist And Trolley

The hoist is the lifting mechanism of an EOT crane, used to raise and lower loads. Types of hoists include: electric wire rope hoists and chain hoists. The trolley moves horizontally along the bridge and carries the hoist. It is a crucial component that ensures the precise positioning of loads.

Runway System

The runway is a set of parallel beams that support the movement of the crane. It is mounted on the building’s columns, ensuring smooth crane travel.

Controls

EOT cranes feature advanced control systems for safe and efficient operation. These include pendant control, remote control and cabin control.

Safety Features

EOT overhead cranes are equipped with safety mechanisms to protect both the operator and the equipment, including overload protection, limit switches, emergency stop and more.

Cable and Festoon System

This system provides power and communication signals to the crane’s moving components. It includes festoon cables and cable reels.

Wheels

Crane wheels enable smooth movement along the runway. They are made of durable materials to withstand wear and support heavy loads.

How Does An EOT Crane Work?

The EOT crane operates on an overhead runway system, using electric power to perform lifting, lowering, and horizontal movement of loads. Its three main axes of movement – longitudinal (along the runway), transverse (across the girder), and vertical (up and down) – allow precise positioning of loads within a defined workspace. Here is the EOT crane working principle:

Step 1: Power Supply

The crane is connected to an electric power source, which drives the motors and control systems. This power is typically supplied through a conductor bar system or a cable reel.

Step 2: Horizontal Motion

  • Runway Movement: The bridge moves along the longitudinal axis on the runway tracks, powered by a motorized drive system.
  • Trolley Movement: The trolley, carrying the hoist, moves transversely along the bridge girder, providing precise horizontal positioning.

Step 3: Vertical Lifting

The hoist, attached to the trolley, raises or lowers the load using a wire rope or chain mechanism. The hoist’s motor provides the lifting power, while brakes and limit switches control movement for safety.

Step 4: Load Positioning

By coordinating the bridge, trolley, and hoist movements, the crane positions the load accurately at the desired location.

EOT Crane vs. Gantry Crane: Key Differences

Gantry EOT cranes are designed for lifting and moving heavy loads, but they differ significantly in structure, functionality, and applications. Here are the differences between EOT and gantry cranes, helping you choose the right equipment for your needs.

EOT Crane vs. Gantry Crane
EOT Crane

vs.

Gantry Lifting Equipment
Gantry Crane

EOT cranes consist of a bridge that spans across a runway fixed on the walls or columns of a building.

Structural Design

Gantry cranes feature a bridge supported by legs that move on wheels or tracks on the ground.

Installed permanently within a facility, electric overhead travelling cranes operate on fixed runways, and have limited mobility.

Mobility

Gantry cranes are more flexible due to their ability to move on rubber tires. The mobile gantry cranes are easier to relocate and require less permanent installation.

EOT cranes are primarily used indoors such as factories, workshops, and warehouses.

Applications

Gantry cranes can operate indoors or outdoors and are self-supporting, making them ideal for open areas, such as construction sites, ports, and shipyards.

Higher initial investment due to permanent installation requirements, such as runways and supporting structures. However, they offer long-term efficiency in environments with consistent lifting needs.

Cost Considerations

Generally more cost-effective in terms of installation, as they do not require a runway or building support. Their mobility adds versatility, which can offset higher upfront costs for specific applications.

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