Double Girder Explosion-Proof Overhead Crane 16T 26m Span for Indonesia

Product 

This QB explosion proof bridge crane work together with a BCD explosion proof electric hoist. The structure equipped with sealed cover,it has strong explosion proof ability.The lift capacity is 5ton-32ton.Span length is 5-40m. Work duty A3-A4,working environment temperature is -25~ 40℃.Explosion proof grade is : Exd II BT4, Exd II CT4.It can work in combustible, flammable, explosive, heavy dust factory, warehouse, yard and other places corrosive environment.All machines and electric appliances of QB model Explosion-proof Double Beam Overhead Crane with hook conforms to the regulations of GB3836.2-2000 Explosion Proof Electrical Apparatus for Explosive Atmosphere Part two: Flameproof Type;The performance of crane satisfies demands in JB/T5897-1991 Explosion-proof crane.The Explosion-proof Double Beam Overhead Crane with hook is qualified inspected by inspection unit of blast-proof product which is appointed by the state;The Explosion-proof Double Beam Overhead Crane with hook has got Certification of Conformity of An Instrument for Explosive Atmosphere. The signs of explosion proof are ExdⅡBT4 and ExdⅡCT4 respectively.Mechanism 1Steel Q235B and Q345B:2the girder is connected by high strength screws;3welding seams are tested by high strength screws;4Main girders are tested by X-ray and ultrasound;5epoxy zinc-rich primer, and the thickness of oil film is 140 μm; 6Forged wheels ,hardened gears and reliable disc brake;7Compact reducer motor drive, stepless control;8Compact structure, small volume an light weight trolley;9Good operation performance,stepless speed regulating and running smoothly.Technical Parameters

Component

Safety Protection Devices

Overload limiter, limit switch (lifting and traveling ),interlocking protection devices, buffer, track sweep plate shield,bus bar protection board, anti-collision device,main disconnection switch,emergency stop system and motor load protection.Electric System 1Reasonable components installation ,convenient for check and maintenance;2electric cable is suspended in cable saddle, stationary cable trolley which slides on a galvanized C-type steel;3Power supply through stepless slide lines;4Lifting mechanisms and traveling mechanisms are mutually independent and could travel at the same time5Control panel protection degree is IP54;