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How to choose explosion proof electric hoist

releaseTime:2025-06-18 09:04:45source:Mu TiannumberOfPageViews:0

To choose an explosion-proof electric hoist, consider the following key factors:


1. Usage Environment

Determine whether the hoist will be used indoors or outdoors, and identify the specific hazardous environment (e.g., presence of explosive gases, vapors, or combustible dust). This will help in selecting the appropriate explosion-proof rating and protection level.

For coal mines, select I-class explosion-proof hoists. For other explosive gas environments, choose II-class hoists, further classified into IIA, IIB, and IIC levels based on the specific explosive characteristics.

2. Basic Parameters

Lifting Height: Choose a hoist with a lifting height that matches your requirements. Common lifting heights include 6m, 9m, 12m, 18m, 24m, and 30m, with non-standard designs available for special needs.

Lifting Speed: Consider whether a single-speed (e.g., 8m/min) or dual-speed (e.g., 8/0.8m/min) hoist is needed. Dual-speed hoists are suitable for applications requiring precise positioning.

Motor Power: Different hoists may use motors with varying power ratings. Select a motor power that meets your lifting requirements.

Voltage: Ensure the hoist's voltage matches the power supply at your site. Common industrial voltages include 380V (three-phase) and 220V (single-phase), with non-standard voltages also available.

3. Installation Method

Decide whether you need a hoist with a traveling trolley (for both vertical and horizontal movement) or a fixed hoist (for vertical movement only). Fixed hoists can be further classified into top-fixed (A1) and bottom-fixed (A2) types.

4. Quality and Brand

Prioritize hoists from reputable manufacturers known for their quality and reliability. Check for product certifications, such as explosion-proof certificates, and ensure the hoist meets relevant international and national standards.

Consider the hoist's workmanship, materials, and durability. High-quality hoists typically use corrosion-resistant materials and have robust construction to withstand harsh environments.

5. Safety Features

Ensure the hoist is equipped with essential safety features, such as overload protection, emergency stop buttons, and limit switches.

Check that the hoist's electrical components, including the motor, control box, control buttons, and limiters, are explosion-proof and meet safety standards.

6. Maintenance and Service

Consider the ease of maintenance and the availability of spare parts. Choose a hoist that is designed for easy disassembly and inspection.

Inquire about the manufacturer's after-sales service and support, including warranty periods and technical assistance.

The main equipment produced by Hebei Makita: stage electric hoist, electric chian hoistwire rope electric hoistHand chain hoist, lever hoist, pneumatic hoist and other lifting equipment    

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