Dezhou Haitian Electromechanical Technology Co. Ltd

Model Number: LDA-crane manufacture-Y Brand Name: WEIHUA Key Specifications/Special Features: Single girder bridge craneCapacity: up to 20 tonsSpan: up to 40mLift of height: 6m and aboveStandard features:

Design: designed and manufactured in accordance with ISO 9001:2000 ISO 14001:2004 and OHSAS 18001 considering factor of safety in respect to appropriate class of duty

Motors:

• Used specially crane duty suitable for frequent starting, reversing and braking in accordance with ISO 9001:2000 ISO 14001:2004
• Totally enclosed in dust-proof construction foot, flange mounted TESC/TEFC, square cage motors with integrated safety brakes, insulation class F, IP54 protection for hoisting, CT and LT motions

Brakes: mechanical

Gearbox:

• Entire gearboxes are made of accurate hob cut helical/spur gears and pinions having hardness of 250 to 350 BHN, made of carbon alloy steel
• All gears and pinions running on anti-friction type ball/roller bearings in totally enclosed oil bath giving constant splash lubrication
• Helical/spur gear designed for adequate strength and optimum wear resistance for smooth operation and long lifespan

Wheels:

• Wheels of crane crab, main beam and end carriage are produced in our special vacuum casting workshop (no sand inclusion technique) which make our wheels more elastic and outer surface hard-wearing and durable

Electrical panel:

• Modular design, ease to install and maintain, reliable operation, fuse-less circuitry, ducted wiring and compact terminals
• Motor overload protection to prevent overloading

Limit switch: safety limit switches for stoppers will be provided to prevent over traveling in all motions

Painting: two coats of primer before assembly and two coats of synthetic enamel after testing

Optional features:

• Variable speed through VVF drive
• Soft starter
• Slip ring motors
• Wireless radio remote control
• Shrouded DSL system for power feeding
• Flameproof
• Cabin-operated
• PLC automatic control