12t QTZ250 Topless Tower Crane 70m Boom height 60m Payment from Russia

Product Details

Product Description

Product Description
12t QTZ250 Topless Tower Crane 70m Boom height 60m Payment from Russia
Performance parameters and technical indexes reach both domestic and international advanced level.
2. • Max. jib length: 70m
3. • Max. lifting capacity 12tons
4. • Max. hoisting capacity at jib tip:12tons
5. • Rated lifting moment: 2500 Kn.m;
6. • Max. freestanding height: 60m; Max. working height of anchored crane: 200m

Rated lifting moment (kN.m)		2500
Lifting height (m)		Rope fall	Free-standing stationary crane		Anchored crane
		α＝2	60		200
		α＝4	60		200
Working radius (m)		Max. working radius		65
		Min. working radius		3
Max. lifting capacity (t)		10
Hoisting mechanism	Rope fall	α＝2		α＝4
	Speed (m/min)	0-77		0-38.5
	Lifting weight (t)	2.5	5	5		10
	Power (kW)	37
Tolleying mechanism		Speed (m/min)		0-40
		Power (kW)		5.5
Slewing mechanism		Speed (r/min)		0-0.5
		Power (kW)		5.5*2

Technical features:
a. Speeds of trolleying and slewing mechanisms are high, good speed adjusting performance, excellent stability.
b. Anti-broken wire rope device and anti-broken shaft device
c. Light structure, good stability, convenient transportation; Mast sections are SAW welding, safe and reliable. Advanced mechanisms, equipped with various safety devices, mechanical or Mechatronics products work in wretched conditions to keep tower cranes work well.
d. Advanced electronic appliances, such as Schineider.
e.. Equipped with excellent safety devices produced by world-class technology, including weight limiter, moment limiter, height limiter, radius limiter, slewing limiter, slewing and trolleying brakes.

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