Dongqi China Manufacture Customized Cast Overhead Bridge Crane for Lifting Molten Metal

Key Specifications/Special Features

Mainly used at the place where the molten metal is lifted
Working class of the complete machine: A7-A8 75T main hoist and 20T auxiliary hoist
Thermal-protective coating is added at the bottom of the main girder
Lifting capacity: 5 to 75/20T
Power of crane: three-phase AC
Rated frequency: 50Hz
Rated voltage: 380V (can be designed as your requirements)
Adopts to local conditions of voltage and frequency in client’s workshop
Working environment temperature: -10 to 60°C
Relative humidity: no more than 50% when the temperature is 40°C
Ordering instructions: basic parameters (rated lifting weight, lifting height, span and more) of the crane shall be described clearly when the user orders goods or signs a contract as that the product which may satisfy the working condition can be supplied strong main beams, double end trucks Q235B Mn structural steel with standard deflection, technology more strong and elegant
Center rail box type girder
Service platform, guardrail and conductive support welded with girder outside
Motor:

• Metallurgical three phase asynchronous motor
• Specially made for foundry use
• Insulation class: H
• Protection class: IP54
• Made from China’s famous brand JIAMUSI motor

Brake:

• Electric hydraulic drum type
• Double brakes on lifting system
• One brakes on cross travel
• One brake on long travel
• Reputed make by JIAOZUO brake factory

Main lifting trolley
Wire rope adopts heat resistance type flame-retardant cable
Drum uses forged steel made
Double brakes to ensure operation safety
Electric hydraulic drum type
Optional features:

• Wireless radio remote control
• Shrouded DSL system for power feeding
• Flameproof anti-explosion
• Cabin operated PLC automatic control system

Heat protection devices