LD model single girder 20 ton overhead crane

20 ton overhead crane, 1.From crane hometown., 2.Export to more than 20 countries., 3.Easy to install,widely used. - details see: https://www.machineto.com/ld-model-single-girder-20-ton-overhead-crane-10195927
Feature:Bridge CraneCondition:NewApplication:widely usedRated Loading Capacity:20t
Rated Lifting Moment:differentMax. Lifting Load:32tMax. Lifting Height:30mSpan:7.5-30m
Place of Origin:Henan China (Mainland)Brand Name:StrongwinModel Number:LD modelCertification:CE,ISO
Warranty:1 yearAfter-sales Service Provided:Engineers available to service machinery overseascrane:20 ton overhead cranecolor:according to your demand
Weight overload protection device:includeCrane travelling limited switch:includedVoltage lower protection function:includeCrane current overload protection system:included
LD model single girder 20 ton overhead crane
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20 ton overhead crane

1.CraneMechanical feature.

1)Double welding box girder,DIN/FEM standard deflection

2)Material Q235B or Q345B.(like international steel FE360 or Fe520)

3)Whole length CNC cutting for complete web plate,high deflection accuracy.

4)High quality autometic welding and NDT inspection.

5)Shot-blasting Sa 2.5 for complete girder after welding,stress release

2.CraneElectrification and outfitting

1)Conductor power supply.

2)Phase control guard opens the main contactor in case of phase failure.

3)All hoist and crane movements are independent and can be run simultaneously.

4)Contactors meet crane applications,rated for severe vibration.

3.CraneSafety protection

1)Rain cover for outside hoist,driving units,electrical cubicle.

2)Warning indicator:flashing lights and warning sound.

3)Wireless infra-detector for anti-collusion.

4.CraneControl Mode

1)Pendant

Independent festoon station or fixed suspend under hoist.

Protection class IP65

2)Remote Control

Easy control,no additional driver,renote access.

Two steps push button or joy stick station with emergency stop.

Crane technical data:

Lifting capacity (T)1,2,3,5,10T16,20T
Span(M)7.5-22.5M
Crane travelling mechanismTravelling speed(m/min)20304560752030456075
Reducer ratio58.7839.3826.3619.3715.8858.7839.3826.3619.3715.88
MotorModelZDY21-4ZDY21-4ZDY122-4ZDY131S-4ZDY112L1-4
Power(kw)2×0.82×1.51.5×22.2×22.2×2
Rotation (m/min)13801380
Lifting mechanismElectric hoist modelCD1/MD1MD1/HC
(electric hoist)&electric hoist travelling mechanismLifting speed (m/min)8,8/0.8 7,7/0.73.5 3.5/0.35
Lifting height (m)6 ,9 ,12, 18, 24, 3012,18,24,30
Travelling speed (m/min)20(30)20(30)
MotorTaper Squirrel-cage typeTaper Squirrel-cage type
Work dutyA3-A5
Power supply380V 50HZ three phase
Wheel diameter270mm370mm
Width of trail37-70mm37-70mm

IF you want to order our crane, please let us know the following information:

1. The capacity.

2. The lifting height(from floor to the hook center)

3. The span(the distance between the two rails)

4. The speed as you demand.

5. The power source in your country.

Crane pictures:

The customer visit our factory:


LD model single girder 20 ton overhead crane
Packaging Detail:Electrical and other parts packed by high quality plywood crate
Delivery Detail:30days after receiveing your deposit

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