• Model NO.：QZ
• Type：Ordinary
• Span：on Request
• Color：on Request
• Warranty：2 Years
• Overseas Installation：Available
• Power Source：380V 3pH 50Hz
• Work Duty：A6
• Application：Warehouse Workshop Hoisting
• Control Method：Remote Control or Cabin
• Production Time：10-15 Days
• Running Type：Rails
• Girder Type：Double Girder
• Manufacture：Mingdao
• Co：China
• Product Name：Grab Overhead Crane
• OEM Service：Available
• Transport Package：Container or Bulk Ship
• Specification：Customized type
• Trademark：MD
• Origin：China
• HS Code：8426119000
• Production Capacity：1000sets, Year

Liting Capacity t5101620Max.Lifting Height  m20182226Span m10.5-31.5Working System A5-A7Speed Trolley Hoistingm/min40.140.741.848.6Travelling44.645.743.243.2Bridge travelling93.7-114.4112.5-10198-87.387.3WeightTrolley 5.2/5.98.2/9.114.8/15.919.3/20.4TotalIndoor19.9-41.326.5-50.447.3-67.956.1-75.6Outdoor20.7-42.127.4-51.248.5-6957.3-76.8GrabVolume  m 32.5-0.755-1.58-2.510--3Dead weight  kg2632-25464800-47937841-83059812-10123Rail recommended43kg/m,   QU70Power Source3Phase  AC    380V   50HZ (As your demand)

 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. Reliable structure
 
Lifting Trolley: 
Lifting Trolley is the most important mechanism of Crane. It includes lifting mechanism and cross traveling mechanism. The auxiliary lifting mechanism are opional according to different demands. Generally, the traveling mechanism are 1/2 drive. 
The Lifting Speed from 1m/min to 40m/min and traveling speed from 10m/min to 50m/min for different usage and demands. 
 
The trolley are assembled with motor, reducer, brake, trolley frame, drum, hook, pulley, wire rope, rain cover, wheel, bearing, buffer and other parts. 

Following notes: 
1. Double Brake for working class at A6 and A7 lifting Mechanism. 
2. Wire rope safety factor: 6 times
3. Double Limit Switch for lifting mechanism
4. Forge hook
5. Casting Wheel
6. Overload Limiter
 
Electric Parts: 
Electric Parts are consists by Cabin, Control Box, Control Panel and Power Supply System. The electric parts we use Chinese top brand: Chint, and the Siemens, Schneider, ABB and Yaskawa are optional brand. 
The speed are controlled by resistor and Inverter to realize single speed or multispeed. The Inverter control (VVVF) are suitable for precise operation, such as: Hydro Station rotor maintenance. 
 
Generally, the Trolley use festoon system for power supply, the crane use Bus Bar system for power supply. And the power source could customize according to your demands. 
 
The full set electrical drawing will offer for confirmation and maintenance. 
 
The safety factor should be very high for the electric parts, the QD type double girder overhead crane with full set safety device.  


Delievery &Shipping:
1. Main beam and end beam packed by plastic cloth and plastic film. To protect the crane from scraped, chipped, the sea erosion the painting. 
2. Other small parts will be packed by wooden case, and every small parts will be marked. 


 
Overhead Crane Safety Features:
1. Overload protection device
2. Top quality long time bearing polyurethane materials buffer
3. Crane traveling limit switch
4. Voltage lower protection function
5. Emergency stop system
6. Lifting height limit device
Looking forward to receive your enquiry with the below details information: 
1. Lifting capacity
2. Span ( rail centre to centre )
3. The required lifting height ( from hook to the ground ) 
4. Crane travelling length
5. What will be lifted by the crane
6. The crane and hoist movement speed (m/min)
7. The rail length and the height. 
8. Single speed or double speed for lifting and travelling? 
9. Driver cabine control or pendant control? 
10. How many hours work per day? 
11. Power source: 380v, 50Hz, 3phase or others? 
 
After-sale Service:
1. One year warranty for whole machines from crane running
2. Providing free spare parts
3. Low charge for continue maintenance when warranty is expired
4. Exclusive engineer support at any time
5. We can provide free training to end-users

ABOUT US:

Shandong Mingdao Heavy Industry Machinery Co., Ltd.Is located in Taian City,Shandong Province, China , it is near the China famous Mountain Taish, and also near Kongzi Temple.We are mainly engaged in the design, manufacture,installation and maintenance of single girder cranes(LD Models), Double Girder Cranes (LH,QD etc),gantry cranes(MH,MDG..),Jib cranes(BZ,QZ,MZ etc), variable frequency cranes, Explosion-proof series cranes(LB,QB etc), Cranes with grab bucket,Low headroom monorail Hoist, Electric Winches, scrapers and CD1 MD1 HC Electric Hoist, Hand Chain Hoist etc...

In the past 10 years, we are aiming at China domestic market and become a leading manufacturer in China.Also, with the help of China trading companies we have exported our products to many countries such as Vietnam, Philippines, Sri Lanka, Bangladesh, France, Dubai, Kazakhstan, Russia, Tanzania,Peru , New Zealand ,etc countries .We got 99% good feedback from the overseas customers.Now we are not only aiming at China domestic market growth ,but also to expand the international market with our quality and price advantages.Integrity, quality, customer satisfaction is the pursuit of Mingdao heavy workers!



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