How to judge whether the ZQA750-40.17-3CA gear reducer is overloaded 2026-04-27
To determine whether the ZQA750-40.17-3CA gear reducer is overloaded, we cannot rely solely on a single phenomenon, but need to conduct a comprehensive evaluation based on multiple warning signals during operation. Overload operation can cause serious and irreversible damage to the reducer, so timely identification is crucial. The following are several key aspects to determine whether the reducer is overloaded: 1. Abnormal rise in temperature. This is one of the most intuitive and important basis for judgment. Normal temperature rise range: Under rated load, the temperature rise of the reducer oil pool (oil temperature minus ambient temperature) should not exceed 35°C, and the bearing temperature rise should not exceed 45°C. Generally, the maximum oil temperature should not exceed 85-90°C. Simple judgment method: Hold your palm against the reducer housing for 5-8 seconds. If you feel unbearably hot and retract your hand immediately, it usually means that the surface temperature has exceeded 70°C and it may have entered an abnormal overheating state. Accurate measurement: Use an infrared thermometer to measure the temperature of the bearing seat or box surface. This is
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