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Hippomonte Product Joint Warranty Service Center
Hippomonte inverter joint warranty service center, Hippomonte inverter, PLC, servo and other industrial control products professional maintenance.
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Keyboard panel LCD display: plus, minus, overcurrent at constant speed. For short-term high-current OC alarms, in general, there is a problem with the current detection circuit of the drive board, and the module may have been impacted (damaged), and it may continue to malfunction after reset. The causes are basically the following situations : The arc effect when the load current rises caused by the excessively long motor cable, the excessive output leakage current caused by the critical cable selection or the loose output cable connector and the cable damage.
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For ACS300 inverters, the most frequently encountered fault is the damage of the switching power supply. The ACS300 inverter switching power supply uses a waveform generator integrated block called LT1244 that is similar to the UC3844 function. It is subject to sudden changes in the operating voltage and the switching power supply. The damage of the load causes the damage of this integrated block to occur from time to time. Due to the long use of the electrolytic capacitor, the electrolytic capacitor has reached its end of life, and the capacitor used for filtering has become the direct cause of the damage of the switching power supply.
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