20 Ton Motor Driven Movable Double Girder Overhead Crane

• Customization: Available
• After-sales Service: Provide Solutions Within 6-12 Hours
• Warranty: 12 Months
• Model NO.: VFD Overhead Crane
• Condition: New
• Operation Form: Air Operation+Ground Operation
• Maximum Lifting Height: 25-30m
• Maximum Lifting Weight: >200t
• Main Girder Form: Double Girder
• Type: Ordinary
• Span: 7.5-31.5
• Working Class: A5 A6
• Power: 3p, 380V, 50Hz
• Control: Remote+Cabin
• Transport Package: Standard Packaging of General Mechanical Products
• Specification: 40 foot container
• Trademark: Nucrane
• Origin: Henan, China
• Production Capacity: 1200 Sets/Year

Product Description

QD model double girder overhead crane is composed of box type bridge frame,lifting trolley, crane traveling mechanism, and electrical system. It is an excellent choice where high speeds and heavy service are required. As the widely used hoisting machinery currently especially is suitable for working at warehouses and freight yard and other department it is prohibited to use the equipment in the combustible, explosive or corrosives environment.

Double Girder Overhead Crane Features:
1. Heavy Duty and High Efficient;
2. Suitable for any environment ( High Temperature, Explosion Proof and so on);
3. Long Life Span: 30-50years;
4. Easy for Installation and maintenance;
5. Reasonable structure and strong rigidity;
6. The speed can be frequency inverter speed control;
7. Control method is cabin control or remote control;
8. Depending on lifting cargo, crane can be equipped with hanging beam magnet or magnet chuck or Grab or C hook;
9. Crane is equipped with all moving limit switch, loading limit and other standard safety devices, to promise crane work safe.
 

Advantages
 

1.Reasonable structure
2.Favorable performance
3.Smooth starting and stopping
4.Safe and reliable traveling
5.Low noise, commodious cabin and good view
6.Convenient maintenance, excellent exchangeability for parts and components
7.Energy saving,reduce energy consumption
8.Using transducer for travelling or traversing crane to realize step speed or stepless speed change
 

parameters
 

Lifting Capacity   T				5	10	16/3.2	20/5	25/5	32/5	50/10	400/80
Span  M				10.5-31.5							28
Lifting height M	Main Hook			16	16	16	12	12/11.0	16	12	22
	Aux Hook					18	11	14/13	18	16	24
Speed  M/min	hoist	Main hook	A5	12.5	8.5	7.9	7.2	7.3	7.8	5.9	2.92
			A6	15.5	13.3	13	9.7	9.8	9.5	7.8
		Aux hook				14.5	12.7	12.7	19.5	13.2	9.24
	Trolley travelling			37.2	43.8	44.6	44.6	37	42.4	38.5	37.2
	Bridge travelling		A5	89.8 /92.3	89.8-91.9	84.7-87.6	84.7/ 87.6	85.5/88	74.2-87.6	74.6	25.9
			A6	116.2/ 117.4	112.5-116.8	112.5	112.5/ 101.4	112/ 101.4	86.8-101.4	87.3
Weight(kg)	Trolley		A5	2126	3424	6227	6856	7185	10877	15425	142.3
			A6	2224	3562	6427	7180	7856	11652	15765
	Total Weight		A5	12715-31405	14270-34405	19128-39428	19947-41497	20795-42796	26901-52748	35317-64880	359000
			A6	12991-31596	14719-34699	20045-41315	20984-44225	22632-16324	28061-55272	36075-67242
Max Wheel Load KN			A5	74-125	102-160	141-205	163-231	185-255	237-327	333-450	7500
			A6	75-126	104-162	145-211	167-239	189-263	242-335	336-457
Rail recommended		Trolley		15kg/m					43kg/m
		Bridge		43kg/m					QU70	QU80	QU120
Power Source				According to your demand

After-Sales Service:
Our after-sales service provide:
1.14 months warranty when products leave the factory, or 12 months warranty after installation 
2. 2 years spare-parts provided for better maintenance.
3.Professional technical staffs provide installation, commissioning and training services.
4.Delivery with English user manual, parts manual, product certification and other relevant certificates.
5.Technical advisory for any time and Engineers available to service machinery overseas.