Ningbo WeiWo Electromechanical Tech Co.,Ltd.
Ningbo Weiwo Electromechanical Tech Co.,Ltd
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Part Name: Wide Speed Range Crane Hydraulic Motors Applied In Mining Machinery
Especially applied in mining machinery and plastic machinery.
Application:
Hydraulic transmission of mining, construction, engineering machinery, lifting and transportation equipment, metallurgy, petroleum and coal mines, marine machinery, plastic machinery, geological drilling and other machinery.
NIM series crankshaft and connecting rod type low speed high torque hydraulic motors are manufactured according to the technology and standards from Italy. Base on this, we also continue to carry out technical improvements to get excellent performance of products according to the market needs.
Advantage:
1. Good reliability
2. high efficiency
3. long life
4. ow noise
5. wide speed range
Correlation formula
Actual output torque of hydraulic motor:
M=0.159(P1-P2)V·ηm(N.m)
Notes:
P1= inlet pressure of hydraulic motor (MPa)
P2=outlet pressure of hydraulic motor (MPa)
V=displacement of hydraulic motor(ml/r)
ηm=mechanical efficiency of hydraulic motor(%)
Technical Parameters:
|
Model |
Displacement mL/r | Pressure MPa | Torque
| Speed r/min | Weight Kg | ||
| Rated pressure | Max pressure | Rated torque N.m | Unit theoretical torque N.m/MPa | ||||
| NIM6-400 | 397 | 25 | 32 | 1469 | 59 | 5-630 | 57.5 |
Detail drawings and performance curves:
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