Running Result:
The screw extruder control system using D71 inverter has been put into operation for more than three years, and has achieved good economic and social benefits:
The control device operates reliably, has good environmental adaptability, can resist harsh environments such as oil pollution, dust and damp heat, and has a low failure rate;
Excellent current limiting characteristics, strong overload capacity, can effectively reduce frequency conversion overload, overcurrent protection, and maximize production continuity;
The speed control precision is high, and the production products are more in line with the requirements;
The system has high speed regulation accuracy, which is convenient for on-site personnel to operate.
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