Description

QTZ250A

7520

QTZ250B

7030

Rated load moment

KN.M

2500

2500

Max. load capacity

Tons

12

12

The end of jib load capacity

Tons

2.0

3.0

Max working radius

M

75

70

Freestanding height

M

48

48

Max.height (attaching)

M

180

180

Slewing speed

m/min

0.7

0.7

Trolley speed

m/min

54/27

54/27

Hoisting speed

m/min

a=2  0~65

a=2  0~65

a=4  0~31.5

a=4  0~31.5

Climbing speed

m/min

0.5

0.5

Mast section material

Q235   ∠200×20 

Mast section size

2000*2000*3000

Motor total power

KW

68

Working voltage

V

～380v/50HZ

Working temperature

℃

-20℃～±40℃

Max. working wind pressure N/㎡

250