Name

Unit

QTZ40(4807)

Nominal hoisting moment

kN.m

400

Max. hoisting weight

t

4

Rated hoisting weight at jib nose

t

0.71

Working radius

m

2.5-48

Height

Anchoring

m

29.7

Climbing

m

90

Hoisting speed

Magnification

a=2

a=4

Hoisting speed

m/min

8

34

52

4

17

26

Hoisting weight

T

2

2

1

4

4

2

Swing speed

r/min

0--0.6

Radius changing speed

m/min

33/16.5

Top rising speed

m/min

0.7

Tower crane weight

Net weight (anchoring)

t

19.4(19.9)

Ballast weight

t

6.3

Total weight (anchoring)

t

25.7(26.2)

Working swing radius

m

I

48

Rear swing radius

m

12.8

Max. working wind speed

m/s

20

Max. wind speed for top rising

m/s

13

Ambient temperature

°C

-20 -- 40