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What is the difference between the ATV61 and ATV71?

What are some differences between the ATV61 and ATV71

Product Line:
ATV61 and ATV71

All models and serial numbers


The ATV61s are designed for variable torque applications such as fans and pumps.  The torque requirement is less at lower speeds.
The ATV71s are designed for constant torque application such as positive displacement pumps, mixers, conveyors, hoisting application, ect...  The torque for these application are the same at the lower speeds and the higher speeds.  

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