Item

Performance

Parameters

1

Max. Load

4t

2

Max. jib length

48m;

3

Tip load

1.0t

4

Free standing height

30m

5

Max. height

120m

6

Size of mast section

1.5×1.5×2.2m

7

Material of mast section

All mast sections are manganese Q345B, ∠160×12 angle steel; Jib is Q345B.

Mechanical load factor

Hoisting mechanism

JC 40%

Slewing mechanism

JC 40%

Trolleying mechanism

JC 40%

Hoisting mechanism

Motor

Type

YZTD200L2-4/8/24

Speed

r/min

1440

720

220

Power

kW

15

15

4

Reducer

Center distance

mm

460

Transmission ratio

i

12.25

Drum

Dia.

mm

Φ330

Layers of rope

4

Capacity

m

280

Speed

r/min

114

57

11.4

Braker

Type

YWZ-250/45-10

Braking force

N

450

Wire steel rope

Tractive force

N

10000

Spec.

6×19-12.5-1770-Ⅰ

Hoisting speed

m/min

65.1/31.9

32.6/15.9

13.0/6.4

Rated load

t

0.8/1.6

2/4

2/4

Min. Stable descending speed

m/min

≤7

Total weight

t

1.2

Slewing mechanism

Motor

Type

YZR132M-6

Speed

r/min

908

Power

kW

3.7

Reducer

Type

H-100

Transmission ratio

i

195

Outputing torque

N·m

10000

Slewing bearing

Type

QW.40.1120

Small pinion gear

No. of modulus

m

10

No. of teeth

z

13

Modification coefficient

x

+0.5

Hydraulic coupler

Type

YOX280A

Slewing speed

r/min

0.6

QTY of installation

set

1

Trolleying mechanism

Motor

Type

YD100L2-4/6

Speed

r/min

1440

960

Power

kW

2.4

1.5

Reducer

Model

WCJ120

Transmission ratio

39

Wire steel rope

Spec.

6×19-7.7-1550-I

Line speed

m/min

38.6/25.2

Trolleying speed

m/min

38.6/25.2

Hydraulic jacking mechanism

Hydraulic pump

Work pressure

MPa

20

Power

kW

4

Type of oil pump

GB306

Jacking cylinder

Rated pressure

MPa

20

Dia. of cylinder

mm

Φ125

Dia. of piston rod

mm

Φ90

Stroke

mm

1300

Erection distance

mm

1700

Jacking speed

m/min

0.4

Max. Jacking force

t