Electric Luffing Jib Tower Crane

1. Electric luffing jib tower crane introduction Electric luffing jib tower crane is well equipped with safety protection device: weight limiter, moment limiter, height limiter, slewing limiter, protective device for trolley-rope breaking and trolley shaft breaking and a series of safety brakes,...

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1. Electric luffing jib tower crane introduction

Electric luffing jib tower crane is well equipped with safety protection device: weight limiter, moment limiter, height limiter, slewing limiter, protective device for trolley-rope breaking and trolley shaft breaking and a series of safety brakes, all of which are mechanical or mechatronics products, sensitive and reliable and can adopt rigorous environment, ensuring the tower crane work stable and safely. QTZ80(5613) hammerhead tower crane is also equipped with rest platform, considerate guard rail to guarantee operator’s safety and easy maintenance. From design, model selection, counting to drawing, the whole process is completed by professional computer, the design is scientific, the manufacturing is precise and elaborated.

2. Electric luffing jib tower crane specification

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Working grades for mechanism

Hoisting mechanism

M5

Slewing mechanism

M4

Trolley travelling mechanism

M4

Hoisting height (m)

Multiplying

Undercarriage stationary

a=2

46.5~150

a=4

46.5~75

Max. hoisting capacity (t)

8

Radius (m)

Max. radius

50

Min. radius

3

Hoisting mechanism

Multiplying

a=2

a=4

Hoisting capacity(t)

2

4

4

8

Speed (m/min)

0~100

0~50

0~50

0~25

Power (KW)

41

Luffing mechanism

Speed (m/min)

0~45

Power (kW)

22

Slewing mechanism

Speed (r /min)

0~0.8

Troque (N.m)

2×85

Climbing mechanism

Speed (m/min)

0.5

Power (kw)

7.5

Rated working pressure for
     hydraulic system (Mpa)

30

Counter-weight

Jib length(m)

35

40

45

50

Counter-weight

12

12

15

15

Total power(KW)

79.3

Operating temperature(°C)

-20~+40

3.Electric luffing jib tower crane images

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