Cranes
Semi Gantry Crane 3–20 Ton | Space-Saving, Efficient, CE-Compliant
Product Overview
The Electric Semi Gantry Crane is an ingenious and space-saving lifting solution designed for applications where full gantry or overhead crane systems are impractical. This crane features a unique design where one side travels on a ground-level rail via a traditional gantry leg, while the other side travels along an elevated runway beam mounted to a building column or wall. This hybrid approach provides dedicated lifting coverage over a specific area while keeping a significant portion of the floor space clear. It’s an ideal, cost-effective system for workshops, loading bays, and outdoor areas adjacent to buildings.
Product Advantages
- Optimized Space Utilization: By using an existing wall or building columns for one side of the runway, this crane maximizes floor space and minimizes obstructions compared to a full gantry crane, allowing for freer movement of personnel and equipment.
- Cost-Effective Installation: This system requires only one ground-level rail and supporting leg, reducing foundation work, material costs, and installation time compared to a full gantry crane.
- Flexible Application: Perfect for serving the edge of a facility, a specific production line, or an outdoor loading bay connected to a building, providing targeted lifting exactly where it’s needed.
- Efficient Motorized Operation: With fully motorized travel for the hoist, trolley, and crane movement, operators can handle loads smoothly and efficiently using a simple pendant or wireless remote control, boosting productivity.
- Customizable and Reliable: Engineered to your specific requirements for capacity, span, and height, and built with high-quality components, this crane delivers safe and reliable performance tailored to your workflow.
Application Scenarios
- Loading Bays and Docks: Ideal for loading and unloading trucks or containers where one side of the operation is adjacent to the building wall.
- Outdoor Areas Beside Buildings: Provides effective lifting coverage for storage yards or work areas located alongside a factory or warehouse wall.
- Workshop Perimeters: Perfectly suited for serving assembly lines, fabrication stations, or work cells located along the length of a building wall, keeping the center aisle clear.
- Machine Shops: Lifts heavy workpieces and tooling into machines positioned near a structural wall without obstructing the main shop floor.
- Shipbuilding and Large Fabrication: Offers a practical solution for lifting and positioning large sections along the side of a hull or large structure.
Product Specifications
| Parameter | Specification |
|---|---|
| Rated Capacity | 3t / 5t / 10t / 16t / 20t (Customizable) |
| Span | 5 m to 25 m (Customized to your workspace) |
| Max. Lifting Height | 3 m to 20 m (Customized as per demand) |
| Work Duty | A3–A5 (Light to Medium Duty) |
| Lifting Speed | 4–8 m/min (Two-speed) or VFD Controlled |
| Trolley Traveling Speed | 2–20 m/min (Two-speed or VFD) |
| Crane Traveling Speed | 10–60 m/min (Two-speed or VFD) |
| Hoist Type | Electric Wire Rope Hoist or Electric Chain Hoist |
| Hoist Motor | Dual-speed conical rotor brake motor |
| Travel Motors | “Three-in-one” soft start or VFD-controlled gear motors |
| Control Methods | Pendant Control (Standard), Wireless Remote Control (Optional) |
| Power Supply | 3-Phase 380V/400V/415V/440V, 50/60Hz (via cable reel or festoon) |
| Control Voltage | 24V / 36V / 48V (Safe control voltage) |
| Electrical Components | Schneider, Siemens, or equivalent brand |
| Safety Devices | Overload limiter, emergency stop, travel limiters, rail clamps |
| Working Temperature | -25°C to +40°C |
| Protection Class | IP54 (IP55 for outdoor models) |
| Paint/Finish | Industrial anti-corrosion primer and heavy-duty topcoat |
| Steel Grade | Q235B / Q355B Carbon Structural Steel |
| Wheel/End Carriage | Forged steel wheels for ground rail and elevated runway |
| Rail Size (typical) | P24, P38 (Recommended for the application) |
| Braking | Electromagnetic disc brakes for all motors |
| Limit Switches | Included for hoisting, cross travel, and long travel |
| Documentation | Certificate of Conformity, Test Reports, CE/ISO Certificates |
| Warranty | 1 Year |
| Lead Time | 25–40 days (negotiable for specific configurations) |
Features at a Glance
- Space-saving semi-gantry design utilizes a building wall for support.
- Maximizes clear floor space while providing dedicated lifting coverage.
- Cost-effective solution with reduced foundation and installation requirements.
- Fully motorized operation for efficient and safe load handling.
- CE-compliant and fully customizable for your specific application.
FAQ
1. What’s the information should I provide when inquiry?
More details or drawings, better. A: Lift capacity B: Crane arm length C: lift height: hook travel distance D: What material to lift E: power source or other specials you give us will be more appreciated.
2. How many operating methods for my selection?
Standard operating methods: A: pendent controller with push buttons .B: remote control with push buttons. Choose any type as you like.
3. Can this type work in hazardous environment?
Sure! We can customize for you, acid proof or explosion proof, no problem for that.
4. What about warranty time ?
Use within the standard for the next 12 months.
5. How can we install the crane? Our senior engineer can be your side to do the installation guide service and training.
6. May I visit your factory?
Of course. We can pick you up at train station, high-speed rail station or airport, and book hotel for you.