Rail Electric Hoist Double Girder Overhead Crane 250 Ton For Workshop
The double girder overhead crane is one kind of classical structure of crane series. This product is widely used in workshop, plants, warehouse, indoor environment ant etc.
This product is composed of girder structure, crane travelling devices, end girder travelling mechanism, electrical appliances and trolley.
Double Girder Overhead Crane composed of box type bridge frame, lifting trolley, crane traveling mechanism and electrical system. It employs fixed electric hoist, which is fitted on trolley frame as the hoisting mechanism. The structure, simple and convenient, features low entire height and light dead weight, so that it is applicable to operational sites of medium and small lifting load such as factories and mines, workshops.
Safey Parameters
Radio remote control o Long time bearing polyurethane materials buffer
Weight overload protection function o Current overload protection system
Emergency stop system o Voltage lower protection function
Thermal protection of hoisting motors o Overload protection
Hoisting motor:
Dual-speed hoisting with 10:1 ratio for MD1 hoist
Medium-duty 25% ED rating for CD1 hoist
Class B insulation and IP44 protection class hoisting brake
Dust-protected with asbestos-free lining
Heavy-duty brake
SWL rated lifting capacity | t | 32/10 | |||||||||
Opertional method | m/min | Ground controlling;Cabin controlling | |||||||||
speed | main.hook lifting | 3(0.3/3) | |||||||||
Aux.hook lifting | 7(7/0.7) | ||||||||||
crab travelling | 20 | ||||||||||
trolley travelling | ground | 20;30 | |||||||||
room | 30;40 | ||||||||||
Motor | main.hook lifting | /kw | ZDX62-6/18.5,(ZDS2.2/18.5) | ||||||||
Aux.hook lifting | ZD151-4/13(ZDS1-1.5/13) | ||||||||||
crab travelling | ZDY123-4/2.2x2 | ||||||||||
trolley travelling | ground | ZDY123-4/2.2x2 | ZDY131-4/3x2 | ||||||||
room | ZDR112L2-4/3.0x2 | ZDR125-4/4.6x2 | |||||||||
Electric Hoist | WH164;CD1(MD1) | ||||||||||
Lifting Height | m | 9;12;16;24 | |||||||||
working track recommended | A3--A5 | ||||||||||
Power source | 3-phase A.C.50Hz;380V | ||||||||||
trolley track recommended | 43KG/M | ||||||||||
Span | m | 7.5 | 10.5 | 13.5 | 16.5 | 19.5 | 22.5 | 25.5 | |||
Max.wheel presure | KN | 167 | 184 | 196 | 206 | 215 | 224 | 233 | |||
Crane weight | ground controlling | kg | 12530 | 14660 | 16360 | 18870 | 21650 | 24260 | 27060 | ||
Cabin controlling | kg | 13430 | 15560 | 17260 | 19770 | 22550 | 25160 | 27960 |