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China electric 20hp 3-phase motor for travelling crane use

Product Description

China electric 20hp 3-phase motor for travelling crane use

 

Product Description

RQQ Series crane motor Introduction:                                                    

I. Product Application
RQQ series are soft start crane motor, which is used for electric single girder,double hoists girder, gantry cranes and other lifting equipment. It’s a new type integrated motor for both big and small Trolley.

II. Product Features
1. This soft start motor according to current driver’s dimensions, to optimize the design, integrated the soft start motor, reducer and the brake. Thereby improved the installation quality, reduced the assembly time, optimized installation program. Integration motor is with small size, light weight, easy installation and easy-maintenance, compact and beautiful structure.

2. This series soft start motor is equipped with YSE series dual-rotor soft start 3 phase asynchronous brake motor. F-class insulation, IP54 protection class. Motor housing is aluminum alloy. So it prevents the motor winding aging easily, extends the lifespan of the motor. Motor adopts cold-rolled silicon steel sheet, (which) enhances the output power, the motor heat condition,starting torque performance.It is much better than hot-rolled silicon steel sheet.
III. Operating conditions
1. Power supply: 50 ± 1% Hz, 380 ± 10%; -15 ℃ ≤ ambient temperature≤45 ℃. relative air humidity ≤85%, The working environment should be no explosion dust and non-corrosive.
2.Protection class IP54, insulation class F.
3.Work quota is S3-25%, 120 times per hour.
4. No rain and exposure , outdoor use should be packed with protective cover.
5.Motor should connect ground line, please refer to the power distribution regulations.
6. Before the motor installed on the device, please make sure the whole system has good and stable operating characters in the unloaded test.
7. After the driver installed on the device, please fill gear oil according to the note that posted on the driver. 8. Automatic braking when power off.

 

 

Product Parameters

 

RQQDⅢ Soft Start Driver : 

National patent NO.:ZL201220008549.1

RQQDⅢ soft start driver is for the installation dimension of small shape lengthened output gear. It applies to  large-tonnage and large-span electric single girder, double girder hoists, gantry cranes and so on. The installation dimensions can’t be interchangeable with LDA Driver.


Motor Installation Dimension Table:

Motor

YSE2.2KW

YSE3.0KW

YSE4.0KW

L

480

500

520

 

Driver Speed Table for Your Reference:

The design of the soft start driver is according to M=7,Z=48 tooth,contact wheel diameter φ370 

Running speed

20m/min

30m/min

45m/min

60m/min

75m/min

Output ratio i

17.6

12.7

8.5

6.4

5.1

Output rotate speed(r/min)

(M7×Z11 gear)

75

104

155.3

208

259

 

Motor Wiring Diagram:

 

Product Images

 

  

 

Factory Show

 

  

 

FAQ

 

 

 

 

Our Services

 

 

Why choose Vohoboo ?

 

>Professional:

Reliable and effective drive solutions for more than 110 countries and regions in the world 

>Guarantee:

12 months  

>Reliable quality:

Approved by ISO9001, European CE certificate, CCC

>Technical support:

Lifespan

>Powerful R&D experience:

We have an active R&D team. Has got different patents. We are the drafting company of Gear Transmission Device for Stereo Garage

 

 

Contact Us:

Miss Angela

Skype: angela_vohoboo

QQ: 2791337496

WhatsApp: +86 13487087283

Email: angela_vohoboo at yahoo.com

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