Tag Archive: Critical Load

  1. How to Choose the Right Crane for Your Needs

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    How to Choose the Right Crane for Your Needs

    Selecting the right crane for your needs can be a complex and time-consuming task. With a variety of cranes and hoists available on the market, understanding the key factors that influence your decision is crucial. Here are six essential considerations to help you make an informed choice for your crane and hoist combination.

    1.   The Load

    Understanding the load is fundamental. Key details include the loads dimensions, weight, surface characteristics, material, and fragility. Additionally, consider the load’s condition during handling (e.g., wet, dry, oily). If multiple types of loads need to be handled, you might require different crane and hoist combinations.

    2.   Frequency of Use

    The frequency and intensity of use, known as Duty Cycle Requirements, significantly impact the type of crane you need. Cranes are classified into six service classes, from Class A (Standby or Infrequent Service) to Class F (Continuous Severe Service). Selecting equipment designed for your specific service class ensures safety and longevity.

    3.   Required Speed

    The speed at which the crane travels and the hoist lifts and lowers is critical for operational efficiency. Ensure the crane’s speed aligns with your production processes to maintain a smooth workflow without compromising safety.

    4.   Operating Environment

    Crane and hoist systems can be used in various environments, both indoor and outdoor. Consider factors such as temperature, humidity, dust, hazardous conditions, and exposure to chemicals. Depending on the environment, you might need a custom crane and hoist solution to enhance reliability and service life.

    5.   Expected Longevity

    Routine maintenance is essential for the safe and reliable operation of cranes and hoists. Consider how often you want the equipment to run between servicing, the need for component replacements, and the overall lifespan. A well-maintained system ensures prolonged operation and reduces downtime.

    6.   Budget

    While it may be tempting to choose the cheapest option, a properly engineered crane and hoist system is often more cost-effective in the long run. Consider the total cost of ownership, including installation, spare parts, maintenance agreements, and service contracts. Investing in quality equipment reduces operational issues and enhances safety.

    Additional Resources

    For further guidance, several buyer’s guides can help you specify the right crane and hoist. The Crane Manufacturers Association of American (CMAA) publishes comprehensive resources detailing design safety standards and specifications. These guides are available for free download from American Crane’s online Resource Center.

    American Crane also offers tailored publications: “How to Choose the Right Crane: A Crane Buyer’s Guide” and “How to Choose the Right Hoist: A Hoist Buyer’s Guide.” These documents provide a broader perspective on crane and hoist selection and are ideal for both novice and experienced buyers.

    Your Expert, Craftsman and Partner

    Leveraging the knowledge of experienced professionals is invaluable. Suppliers, manufacturers, and vendors with extensive expertise can help you evaluate your overhead handling options and determine the optimal solution for your needs. At American Crane, we are your expert, craftsman and partner – ready to assist you in finding the best crane and hoist combination. Connect with a project specialist today to get started on your investment journey.

    By considering these factors and utilizing available resources, you can confidently choose the right crane for specific needs, ensuring safety, efficiency, and long-term reliability.

  2. Top 10 Crane Terms to Know

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    Choosing the right crane for your business can be challenging. If you are exploring different material handling systems for your company, here are the top 10 terms you will need to know to help narrow down the search:

    1. C.M.A.A. – Crane Manufacturers Association of America, Inc. (formerly known as EOCI – Electric Overhead Crane Institute).

    2. Critical Load – A load that, if released or moved without the proper control, could compromise the safety of the entire system. A crane lifting a critical load requires a single failure proof feature (defined below as term #8) so that any possible failure will remain isolated and not halt the rest of the load.

    3. Top 10 CraneExplosion Proof Crane – Specially designed cranes with electrical components that keep any potential explosions contained within the components, therefore preventing any accidental ignition of hazardous materials in the surrounding air.

    4. Flux Vector Drive – A closed loop system that uses an adjustable, incremental encoder to monitor the speed and direction of a crane’s motor shaft. This control provides systems lacking a mechanical load brake with more reliability and a greater range of speed.

    5. Lift – The highest safe point at which the crane’s hook, magnet, and buck can move.

    6. Load Block – The assembly of all crane accessories including the hook, swivel, bearing, sheaves, pins, and frame, suspended by the hoisting ropes.

    7. Overhead Crane – A type of crane that works from an overhead fixed runway structure. It includes a moveable bridge carrying either a moveable or stationary hoisting mechanism.

    8. Single Failure Proof – Mentioned earlier as a consideration for critical load (#2), single failure proof safety features ensure that the failure of one component will not compromise the rest of the load. The crane will maintain control of a critical load, even if one component fails.

    9. Top Running Crane – A model of overhead traveling crane that runs along rails with truck ends attached to runway support beams.

    10. Wheelbase – The length from the center of each wheel, measured parallel to the support rail.

    The American Crane & Equipment Corporation (ACECO) is a leader in standard and custom cranes, hoists, and lift systems across various industries. With over 40 years of experience, American Crane thrives on a problem-solving culture to find the right system for your needs.

    When you work with American Crane, you work with an entire team dedicated to strategizing your solution, including a project manager who understands material handlers’ language.

    For more considerations to make when deciding on a lift system, we invite you to read our eBook, “The Crane Buyer’s Guide.” Inside the comprehensive resource, we’ve included the ultimate crane terminology glossary.