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Crane Traveling Motor With Reducer

RQQ series are soft start driver, which is used for electric single girder,double hoists girder, gantry cranes and other lifting equipment. It’s a new type integrated driver for both big and small trolley
  • RQQ series


  • crane traveling motor with gear box

  • 380V, 50HZ / Customized

  • Totally Enclosed

  • F or Customized

  • B5

RQQⅠ type driver is a integrated soft start driver for electric single girder, double girder hoists, gantry cranes lifting equipment carts driver,etc, as well as the double girder trolley. The installation dimensions is interchangeable with LDA Driver.

Motor Installation Dimension Table

L 314 314 339 365 395
Driver speed table for your reference-The design of the soft start driver is according to M=5Z=49 tooth
contact wheel diameter φ270

running speed 20m/min 30m/min 45m/min 60 m/min 75m/min
output ratio i 12.4 8.28 5.98 4.14 5.1
output rotate speedr/min
M5×Z11 gear
103.2 154.5 214 309 259

FAQ of Motors:
1) Where the motor will be used ? crane, hoist or other machines?
2) Rated power, rated voltage, rated frequency, speed
3) Reference work system:S3, S4?
4) Installation way: B5? B3?
5) Protection class: we standard IP54? IP55? ( or can be customized according to your request)
6) insulation class --we standard F( or can be customized according to your request)
7) Mounting Size?
If the standard size is not suitable for you, we can customize according to your drawings.
Features &Advantage:
1. Aluminum housing: fast heating radiation comparing iron casting housing. 
2. Germany import non-asbestos friction plate: environmental protection.
3. China top quality silicon steel sheet iron core(used for stator and rotor). 
4. Cold rolling silicon steel sheet: not hot rolling, which can reduce motor heat. 
5. F class insulation paper and insulation paint for copper wire, which can withstand high temperature.
6. Especial and professional testing equipment before delivery: 3 minutes high voltage testing, voltage reduction 15% testing, ground pressure testing..

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. 
7. All of motors with cylinder squirrel-cage rotor, which is  Start steady than coning rotor. 




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Tel: +86-27-86790925
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