30 Ton Twin Trolley Double hook Double Girder Overhead Crane for warehouse
Twin Trolley Overhead Crane is mainly consists of strong bridge beams, two trolley-traveling mechanism, crane traveling mechanism and electrical appliances The two trolleys on the crane beam could work simultaneously or separately as your demand, it's more efficient and convenient. With two trolleys that works simultaneously or separately, this crane is suitable to lift long materials (wood, paper tube, pipe and bar) in workshop or outdoor stores in factories and mines.
Loading capacity | 5 ~ 500t |
Lifting height | 3 ~ 30 m or customized |
Lifting speed | Single speed: 1 ~ 12.5 m/min; or customized Variable frequency speed: 0.1 ~ 12.5 m/min; or customized |
Span | 3 ~ 30 m or customized |
Lifting mechanism | Winch trolley |
Working class | A5 ~ A8 |
Working temperature | -20 ~ 40 ℃ |
Power supply | AC-3Phase-220//230380/400/415/440V-50/60Hz |
Control voltage | DC-36 / 48V |
Motor protection class | IP54 IP55 IP65 |
Control way | Ground handle control(Push button),wireless remote control,cabnient control |
Safety device | Buffer,current overload protection,overload device,power failure protection |
Painting color | Yellow,Red or Customzied |
Advantage
1. Customized design overhead crane;
2. Support OEM / ODM for our clients;
3. Steel material adopt high quality carbon steel Q235 or Q345B;
4. Easy to install,operate,maintain;
5. Crane drive: IP54 or IP44,level F insulation;
6. With senior technical engineer team and perfect sales service.
Beam | High technique, torsion-free box girders, no welding one whole type, strong and beautiful |
Electrical parts | Siemens brand/Schneider brand |
Motors | Frequent starting , reversing & braking, dust proof construction foot / flange mounted TESC / TEFC , Sq. cage motors with integrated safety brakes, insulation class F, IP54 protection for hoisting, CT & LT motions. |
Brakes | Independent Hydraulic Brake |
Gear Box | Accurate hob cut helical / spur gears & pinions having hardness 250 to 350 BHN made from carbon alloy steel, smooth operation & long life, can equipped with SEW/ABB brand high quality gear box |
Electrical Panel | Modular design, ease to install and maintain, reliable operation, fuses less circuitry, ducted wiring and compact terminals. Motor overload protection to prevent overloading.If cabin control, it can be equipped with Air-conditioning and with easy and conveniet control panel. |
Limit Switch | Safety limit switches for stoppers will be provided to prevent over traveling in all motions |
Safety feature | Overload protection. Main lifting motor with thermal protection. Hooks with latch. Rubber buffers. Protective earthing. Crane switch and travel end switch. Emergency switch can stop all movement when any dangerous happened. Sub-assemblies characteristic are tested before assembly. All cranes must be pre-assembled and tested before leaving factory and offer the certification of test |