20t Single Girder Cantilever Gantry Crane

                                                                                                                                                                                               

About Product: MH 3-32t Box type Single Girder Gantry Crane with Electric Hoist

MH Model Light Duty Single Girder Gantry Crane is used together with CD or MD electric hoist, it is one kind of light duty track traveling small and medium-size gantry crane, simple structure, easy operation, high efficiency and practical, it is widely used in open work site, workshop, warehouses, materials stockyard, to load/unload and transport goods or materials. 

Basic parameters: 
1) Lifting weight: 3~32tons 
2) Span: Usually max. 30m 
3) Lifting height: Optional 
4) Speed: Single, dual, VVVF 
5) Voltage: 220/380/400/415/460V 
6) Working class: A5

Control mode: 
1) Pendent control 
2) Wireless control 
3) Cabin control 
4) Choose any two of above 

General features: 
1) Crane steel material: Q235B 
2) Reasonable and compact structure, light weight but strong supporting 
3) Ideal performance, soft starting and smooth running and stopping, low noise 
4) Durable and long working life, but low repairing rate 
5) Easy regular maintenance, low cost maintenance 

Other features: 
1) Siemens main electric parts, durable and reliable 
2) Vacuum casting wheels by us, medium frequency quenching 
3) Wheels, Gears, coupings, wirerope drums are manufactured and processed by our CNC workshop, 
Top quality control 
4) Squirrel cage soft starting motor, or heavy duty slipring motor, top quality and famous brand in China. 

Safe features: 
1) Weight overload protective device 
2) Top quality polyurethane buffer 
3) Crane traveling limit switch and lifting limit switch 
4) Low voltage protection function 
5) Emergency stop system 
6) Current overload protection function. 
7) Phase protection function. 

Painting: 
1) Process: Sand blasting, anti-rust painting, primer and finishing paint 
2) Color: Yellow, red, blue etc, or according to your requirements 
3) Total thickness: About 105um. 

Welcome 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?

Gantry Crane 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

Technical Parameter    

Capacity			T	3	5	10	16	20
Span			m	12,16,20,24,30
Operational method				Pendent Line With Press Button /Cabin/ Remote
Speed	Lifting		m/min	8 ,8/0.8	8,8/0.8	7,7/0.7	3.5	3.5
	Cross travelling			20	20	20	20	20
	Long travelling	Ground		20	20	20	20	20
		Cabin		20, 30,45	20, 30,40	30,40	30,40	30,40
Electric hoist			Model	CD1/MD1	CD1/MD1	CD1/MD1	CD1	HC
Lifting height			m	6,9,12,18,24,30
Working duty				A5
Power supply				380V 60HZ 3phase AC (According to your demand)