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Hunan GrandShift Import and Export Trade Co.,Ltd
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20t Dual Hoist Single Girder Overhead Bridge Crane with Customizable Span for Industrial Workshops

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20t Dual Hoist Single Girder Overhead Bridge Crane with Customizable Span for Industrial Workshops

Model Number : 32/5T

Place of Origin : China

MOQ : 1 unit (customizable according to user needs )

Price : 30,000 – 55,000 USD (Contact us for a detailed quote)

Payment Terms : L/C,D/A,D/P,T/T,Western Union

Supply Ability : 30-50 Units 30 days

Delivery Time : 30-45 days (in stock for conventional models, customized models need to be negotiated separately

Packaging Details : Nude packaging / Frame packaging (for sea transportation, to avoid damage during transportation

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20T Dual Hoist Single Girder Overhead Bridge Crane
A5 working class industrial crane with customizable span for workshops, featuring dual hoist configuration for enhanced operational efficiency.
Product Overview
The 20T Single Girder Overhead Bridge Crane is a light-duty rail-mounted lifting system comprising main girder, end carriages, electric hoist, and electrical control system. This model combines single girder structure with electric wire rope hoist, ideal for material handling in factory workshops, warehouses, and storage yards. With compact design, easy installation, and excellent cost-effectiveness, it supports maximum lifting capacity of 20 tons with moderate working frequency.
Technical Specifications
Rated Lifting Capacity Main Hook: 20 tons
Span Range 7.5 m - 31.5 m (Common: 7.5m, 10.5m, 13.5m, 16.5m, 19.5m, 22.5m, 25.5m, 28.5m, 30m)
Lifting Height 6 m - 30 m (Common: 6m, 9m, 12m, 18m, 24m, 30m)
Working Class A3 - A5 (ISO 4301) / M3 - M5
Lifting Speed Main Hoist: 3.5 m/min (standard) / 0.35 m/min (creep speed, MD1 hoist)
20-ton hoists operate at slower lifting speeds for enhanced safety under heavy loads
Trolley Travel Speed 20 m/min (standard configuration)
Bridge Travel Speed 20 m/min (pendant control) / 30 m/min (optional)
Structural Parameters
Main Girder Material Q345B high-strength steel, bending strength 470MPa
End Carriage Structure Steel plate welded construction with high-strength bolts (Grade 10.9)
Wheel Diameter Φ270mm - Φ370mm (load-dependent configuration)
Rail Type P24 - P43 (selected based on span and wheel load)
Electrical System
Power Supply 380V / 50Hz / 3-phase (Customizable: 110V, 220V, 230V, 440V, 60Hz)
Motor Protection Class IP44 - IP55
Motor Insulation Class Class F
Control Methods Ground pendant control (wired/wireless remote), Cabin control (open/enclosed), Mixed configurations
Safety Devices
  • Lifting limit switch
  • Trolley and bridge travel limit switches
  • Overload protection device (110% cut-off)
  • Emergency stop system
  • Buffer devices (polyurethane/rubber)
  • Anti-derailment end plate
Operating Environment
Ambient Temperature -20℃ to +40℃
Applicable Environment Indoor general environment without flammable, explosive, or corrosive media
Not Suitable For Explosive gas/dust environments (requires explosion-proof type), Strongly corrosive chemical media, High-temperature smelting environments
Reference Weight
Crane Self-Weight: Approximately 10 - 20 tons (depending on span and lifting height configuration)
Main Application Areas
  • Machinery manufacturing workshops
  • Equipment assembly lines
  • Warehouse logistics centers
  • Mold processing factories
  • Aerospace and shipbuilding industries
  • Steel casting auxiliary handling
Configuration Options
Standard Configuration CD1 electric wire rope hoist (single speed)
Upgraded Configuration MD1 electric wire rope hoist (dual speed, main hook creep speed 0.35m/min)
VFD Configuration Variable frequency drive for smooth start/stop and precise positioning
Custom Design Special spans, lifting heights, and spreader configurations available
Product Image
20t Dual Hoist Single Girder Overhead Bridge Crane with Customizable Span for Industrial Workshops
Key Features
  • Dual Hoist Configuration: Main 20t hoist for heavy loads plus auxiliary hoist for lighter tasks, improving operational efficiency
  • High Load Capacity: Designed for 20-ton lifting capacity, suitable for heavy industrial applications
  • Cost-Effective Single Girder Design: Lower initial investment compared to double girder cranes with robust performance
  • Smooth Operation: Tapered brake motor ensures smooth starting and braking; VFD optional for precise speed control
  • Easy Maintenance: Modular design allows easy access to major components for servicing
  • Safety Compliance: Manufactured in accordance with FEM, DIN, and ISO international standards
Spare Parts
20t Dual Hoist Single Girder Overhead Bridge Crane with Customizable Span for Industrial Workshops 20t Dual Hoist Single Girder Overhead Bridge Crane with Customizable Span for Industrial Workshops
Packaging & Shipping
20t Dual Hoist Single Girder Overhead Bridge Crane with Customizable Span for Industrial Workshops 20t Dual Hoist Single Girder Overhead Bridge Crane with Customizable Span for Industrial Workshops 20t Dual Hoist Single Girder Overhead Bridge Crane with Customizable Span for Industrial Workshops

Product Tags:

Single Girder Overhead Bridge Crane

      

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Customizable Span Workshop Crane

      
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