Single GirderOverhead Electric Crane

 Single GirderOverhead Electric Crane

 LDA type crane is designed basing on LD type LDA type crane has reasonable structure and strong rigidity. CD1 and MD1 hoist are used together with this type of crane which is on light duty. Lift capacity is from 1 ton to 10 ton. Span is from 7.5 meters to 22.5 meters, work duty is from A3 to A5, work temperature is from -25°C~+40°C.

  This type of crane is widely used in factory, store house and cargo yard and prohibited to use in combustibles or corrosive or explosive place.

  Control is by pendent or cabin. Cabin has closed and open type, cabin may be installed in right or left, access direction is at end or side.

         crane motion      mechanism

 moving speed(m/min)

20

30

45

60

75

 decelerate speed rate

58.78

39.38

26.36

19.37

15.88

Motor

 model

ZDY21-4

ZDR100-4

 power(kw)

2*0.8

2*1.5

rotation speed(r/min)

1380

Lifting mechanism(electric hoist) and its motion mechanism

type of hoist

CD1     MD1

 lifting speed V1(m/min)

8,8/0.8

 lifting height H(M)

6;9;12;18;24;30

moving speed V2(m/min)

20;(30)

Motor

taper squirrel-cage

 duty

 medium Jc=25%

Power source

 there-Phase 50HZ 380V

Wheel diameter

Φ270mm

Width rail surface

37-70mm