Technical Profile of 80-ton Overhead Crane
Applicable Standards
- Crane Manufacturing Standard: TCVN 4244-05 (Vietnam), FEM 1.001
- Structural Welding Standard: AWS D.1.1
- Coating and Surface Protection Standard: ISO 8501; SSPC – SP10
Technical Specifications: 80-ton Overhead Crane
Crane Type: Double Girder Crane
Model: CaK 80/20T
Quantity: 01 set
Operating Mode: 1 Am to 5m
Lifting Capacity:
- Main Hook Load: 80 tons
- Auxiliary Hook Load: 20 tons
Crane Span: As per requirements
Main Hook Lifting Height: As per requirements
Auxiliary Hook Lifting Height: As per requirements
Overall Length: As per requirements
Working Environment
Ambient Temperature: 0~45°C
Humidity: 98%
Speed
Main Hook Lifting Speed: 02.3 m/min
Auxiliary Hook Lifting Speed: 05 m/min
Cross Travel Speed: 020 m/min
Long Travel Speed: 030 m/min
80/20-ton Electric Hoist
Lifting Hoist 80 tons
Lifting Motor: 37 kW / 01 unit / SIEMENS
Lifting Gearbox: 01 unit / SUMITOMO
Lifting Brake: 02 units / South Korea
Wire Rope Drum: Q345B Steel Cable: D22mm / South Korea / Thailand
Pulley: S35C Steel
20-ton Electric Hoist
Lifting Motor: 30 kW / 01 unit / SIEMENS
Lifting Gearbox: 01 unit / SUMITOMO
Lifting Brake: 01 unit / South Korea
Wire Rope Drum: C20 Steel / China
Steel Cable: D22mm / South Korea / Thailand
Pulley: S35C Steel
Crane Trolley
Motor: 7 kW x 2 units / SUMITOMO
Brake: Electromagnetic Brake
Electrical Cabinet
Frequency Converter for Main Hook Control: 45 kW / Mitsubishi / 01 unit
Frequency Converter for Auxiliary Hook Control: 37 kW / Mitsubishi / 01 unit
Frequency Converter for Cross Travel Control: 5 kW / Mitsubishi / 01 unit
Frequency Converter for Long Travel Control: 30 kW / Mitsubishi / 01 unit
PLC Control: Mitsubishi / 01 unit
Safety Equipment
Main Hook Travel Limit
Auxiliary Hook Travel Limit
Overload Protection
Limiting the Travel of Trolley and Crane
Alarm Bell for Vertical Crane Movement
Collision Prevention for 02 Cranes
Steel Structure for 80-ton Crane
Beam Structure: Box Girder – Welded Connection
Material: Q235B/SS400/A36
Main Beam Stiffness: 1/850
Handrail, Working Platform:
- Non-Destructive Testing of Welds: According to AWS D1.1-2015 Standard
- Plate Weld Inspection: UT 100%
- Groove Weld Inspection: MT 20%
- Weld Inspection and Certification: PHATECO/ VIMISCO
80-ton Crane Travel Assembly
Wheel Diameter: D500mm
Material: S45C / Heat Treated 38~42HRC
Number of Wheels: 8 wheels
Crane Travel Power: 5 kW x 4 units
Brake Type: Electromagnetic Disc Brake
Origin: SUMITOMO
Electrical System
Power Supply:
- AC 380V, 3Phase, 50Hz
- Control Voltage for Crane: 48V
Crane Control: Enclosed Cabin and Remote Control
Power Supply for Trolley along the Main Beam: Deep Groove Cable Roller Type in I-beam channel, with a length of 23 meters.
Power Supply for Crane along the Runway: Existing power supply line.
Control Panel and Other Accessories: Complete installation of circuit breakers, contactors, roles, etc., by Schneider, Mitsubishi Vietnam, 01 set.
Cleaning and Painting:
- The entire steel structure was cleaned on a surface treatment line using shot blasting.
- Surface Cleaning: Sa 2.5 according to ISO8501 standard
- Painting Process: Epoxy paint, total paint thickness 200 microns according to SSPC – SP10 standard.
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