Construction Lifting Equipment Hammered Tower Crane Qtz Series Tower Crane Tc7021

Construction Lifting Equipment Hammered Tower Crane Qtz Series Tower Crane Tc7021

Technical data of tower crane TC7021

Serial No.	Item		Unit	Specification						Note
1	Max. load		t	12						/
2	Rated load moment		t•m	200						/
3	Allowable work radius at rated load		m	17.01						/
4	Max. Work radius/min. Work radius		m	70/3						/
5	Allowable max. Load at max. Work radius		t	2.10(2 falls);1.96(4 falls)						/
6	Work grade		/	A5						/
7	Whole design weight(exclude balanced weight and pressed weight)		t	69.6						/
8										/
9	Balanced weight(corresponding balanced weight/max. Work radius)		t/m	21.5/70;19.5/65;17.5/60; 15.5/55;12.4/46						/
10	Hoisting mechanism	Falls	/	2			4			/
		Speed	m/min	50	100	/	22.75	45.5	/	/
		Work grade	/	M5						/
		Motor power	kW	55						/
		Brake load moment	N•m	1000						/
		Wire steel rope model	/	18 35W×7-5FC 1770 U sZ						/
11	Slewing mechanism	Slewing speed	r/min	0~0.64						/
		Motor power	kW	5.5kW×2						/
12	Trolleying mechanism	Trolleying speed	m/min	0~58						/
		Trolleying time	min	/						Trolleying car
		Motor power	kW	7.5						/
13	Work mechanism	Speed	m/min	/						Stationary
		Motor power	kW	/						Stationary
14	Jacking mechanism	Jacking speed	m/min	0.46						/
		Motor power	kW	11						/
		Rated work pressure	MPa	31.5						/

Main structure type: assemble type; top slewing, horizontal jib trolleying car,external climbing, stationary model.

Hoisting mechanism allocation way: frequency motors+electrical hydraulic drum brake+gear reducer

Trolleying mechanism allocation way: conical rotor motor+planetary reducer

Electrical control mode: Linkage set+frequency adjusting speed

Mast section: (L×W×H,××): 2000×2000×3000
Base section:2000×2000×7500
Material of main chord:∠200×20/Q355B
Base section:∠200×20/Q355B+φ50/Q235B.
Hoisting jib size: (W×H,mm×mm):△1707×1446.5
Material of upper chord:
Section 1~3:100×10/Q355B; Section 4~10:100×8/Q460C
Material of lower chord:
Section 1~3:100×10/Q355B; Section 4~5:100×8/Q355B; Section 6~10:80×8/Q355B

Item	Performance	Parameter
1	Max. load(t)	12t
2	Work radius(m)	70m
3	Tip load(t)	2.1
4	Free standing height(m)	60m
5	Max. height(m)	180m
6	Mast section(m)	2×2×3
7	Material of mast section	200×20 angle steel
8	Material of main sections	Q345B
9	Electrical parts	Siemens
10	Main motor	Jiangte
11	Main electrical cable	200m
12	Main wire steel rope	Equipped with height 70m
13	Foundation bolts and balanced weight frame	All are equipped
14	Collar tie length from tower crane center to wall vertical distance	5m

Item

Unit

Performance

Max.load

2 falls

4 falls

Min. Work radius/max. Work radius

3.0

Rated load moment

2 falls

kN.m

1750

1870

1930

2000

4 falls

1690

1800

1870

1940

Hoisting height

Free standing

Attached

2 falls

184

4 falls

Hoisting speed

2 falls

m/min

0~90

4 falls

0~45

Hoisting mechanism powder

Slewing speed

R/min

0~0.64

Slewing motor power

5.5X2

Trolleying speed

m/min

0~58

Trolleying motor power

7.5

Jacking speed

m/min

0.4

Jacking mechanism power

Whole height

72.4

Jib tip to slewing center

71.6/66.7/61.7/56.7/47.7

Self weight

Jib tip to slewing center

Self structure weight

Balanced weight

21.5

19.5

17.5

15.5

12.4

Allowable work temperature

ºC

-20+40

Wind grade under work

≤6 grade

Wind grade out of work

≤11 grade

Wind grade at installation height, dismentling, wind jacking, reducing section at max. Installation height

≤4 grade

Power

~380V±10

Others	Grade	U5
	Load condition	Q2
Others	Work grade	A5

Mechanisms details

Hoisting mechanism	Model	55JTVF30
	Motor	Model		YZTPF250M-4-55KW
		Power frequency		Hz	50
		Rated speed		R/min	1478
		Power		Kw	55
	Reducer	Transmission ratio			45
	Drum	Rope capacity		m	600
		Layer			6
		Diameter		mm	Φ720
	Wire steel rope	Pulling force		N	30000
	Rate	Specification		35WX7-18-1960I
	Hoisting speed (m/min)	2 falls	M/min	0-90	0-45
		4 falls	M/min	0-45	0-22.5
	Load (t)	2 falls	T	3	6
		4 falls	T	6	12
Slewing mechanism	Model	HP55.130.180
	Motor	Model			YTW132M2-6-5.5KW
		Power (kW)			5.5
		Rotating speed (r/min)			960
	Reducer	Transmission Ratio			180
	Small slewing gear pinion	Modulus m			12
		Teeth z			18
		Coefficient factor			-0.5
	Slewing speed	r/min			0-0.64
	Slewing bearing	Model			011.50.1600.10Z

		Coefficient factor	-0.5
		Teeth z	151
	QTY.	Set	2
Hydraulic jacking mechanism	Hydraulic pump station	Relief valve Mpa	31.5
		Lower pressure relief Mpa	6.5
		Volume L/min	12
		Power Kw	9
		Oil tank L	>100
	Jacking cylinder	Max. Pressure Mpa	31.5
		Work pressure Mpa	28
		Cylinder diameter mm	Outer diameter Φ220 inner diameter Φ180
		Rod diameter mm	Φ125
		Stroke mm	1640
		Installation distance mm	2160
		Jacking speed m/min	0.4
Trolleying mechanism	Model	BP7570X
	Motor	Model	YBPE132M-4-7.5KW-B5
		Rotation speed m/min	0-1440
		Drum diameter mm
		Max. Pulling force m	75
	Wire steel rope	Specification	6×19-9.3-1700-I
	Wire steel rope	Length m	170
	Trolleying speed	m/min	0-58

Loading chart

70 m

Jib length m	3--17.01	18	20	22	24	26	28	30	32	34	36	38	40	42	44	46
4 falls kg	12000	11274	10019	8993	8138	7415	6795	6257	5787	5371	5003	4673	4376	4107	3863	3640
Jib length m	48	50	52	54	56	58	60	62	64	66	68	70
4 falls kg	3435	3247	3073	2913	2763	2624	2495	2373	2259	2152	2052	1957
Jib length m	3--31.68	32	34	36	38	40	42	44	46	48	50	52	54	56	58	60
2 falls kg	6000	5930	5515	5146	4816	4519	4250	4006	3783	3578	3390	3216	3056	2906	2767	2638
Jib length m	62	64	66	68	70
2 falls kg	2516	2402	2295	2194	2100

65 m

Jib length m	3--17.87	18	20	22	24	26	28	30	32	34	36	38	40	42	44	46
4 falls kg	12000	11900	10585	9508	8610	7850	7198	6634	6140	5704	5317	4970	4659	4376	4120	3885
Jib length m	48	50	52	54	56	58	60	62	64	65
4 falls kg	3671	3473	3291	3122	2965	2819	2683	2556	2435	2378
Jib length m	3--33.26	34	36	38	40	42	44	46	48	50	52	54	56	58	60	62
2 falls kg	6000	5847	5459	5113	4800	4519	4262	4028	3813	3615	3433	3265	3108	2962	2826	2698
Jib length m	64	65
2 falls kg	2579	2521

60 m

Jib length m	3--18.38	20	22	24	26	28	30	32	34	36	38	40	42	44	46	48
4 falls kg	12000	10929	9820	8896	8115	7445	6864	6355	5907	5508	5151	4830	4540	4276	4035	3814
Jib length m	50	52	54	56	58	60
4 falls kg	3611	3423	3250	3088	2938	2798
Jib length m	3--34.23	36	38	40	42	44	46	48	50	52	54	56	58	60
2 falls kg	6000	5651	5295	4974	4683	4419	4178	3957	3754	3566	3393	3231	3080	2940

55 m

Jib length m	3--18.91	20	22	24	26	28	30	32	34	36	38	40	42	44	45	46
4 falls kg	12000	11275	10135	9185	8381	7691	7095	6571	6110	5700	5333	5003	4705	4434	4307	4185
Jib length m	48	50	52	54	55
4 falls kg	3958	3750	3556	3378	3293
Jib length m	3--35.21	36	38	40	42	44	45	46	48	50	52	54	55
2 falls kg	6000	5843	5477	5147	4848	4577	4450	4328	410 0	3893	3700	3520	3436

46 m

Jib length m	3--18.91	20	22	24	26	28	30	32	34	36	38	40	42	44	45	46
4 fallskg	12000	11275	10135	9185	8381	7691	7095	657 1	6110	5700	5333	500 3	4705	4434	4307	4185
Jib length m	3--35.21	36	38	40	42	44	45	46
2 fallskg	6000	5843	5477	5147	4848	4577	4450	4328

Construction Lifting Equipment Hammered Tower Crane Qtz Series Tower Crane Tc7021

Company Was Founded In 1998, Excellent Corporate Reputation, Excellent Product Quality

Fully Customizable

Ten Thousand Yuan Annual Production Capacity

Construction Lifting Equipment Hammered Tower Crane Qtz Series Tower Crane Tc7021

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