Parameter of the QTZ40 (4808) tower crane

Basic height

29/31m

Maximum height

121m

Jib length

48m

Maximum lifting weight

4t

Main specification performance parameters

Square tube 140*140*12mm

Festival standard specifications

1.500*1.500*2.2m /1.620*1.620*2.2m

Jib length (m)

11

14

18

22

26

30

34

38

40

42

44

46

48

2t-20.97m

2

2

2

1.897

1.576

1.34

1.159

1.017

0.973

0.93

0.886

0.843

0.8

4t-10.96m

3.986

3.09

2.36

1.897

1.576

1.34

1.159

1.017

0.973

0.93

0.886

0.843

0.8

Hoisting

         a=2

     a=4

   Kw

m/min 65.1    32.6    13.0

31.9      15.9      6.4

15/15 4

T     0.8      2       2

 1.6        4          4

Trolleying

m/min   38.6/25.2

2.8/2.2

Slewing

r/min     0.75

5.5

Climbing

m/min     0.4

3

Necessary electric power

          26.3

Main supply                                           ~380v/50hz

Jib length(m)

                 48

Counterbalance(t)

                 7.76