Analysis and Treatment of Three-Phase Asynchronous Motor Winding Faults

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1. Winding grounding Refers to the grounding caused by damage to the insulation between the winding and the chassis. 1. Fault phenomenon The casing is electrified, the control circuit is out of control, and the winding

A Brief Analysis of Common Faults of Batteries

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1. Plate vulcanization A layer of poorly conductive, white, coarse-grained lead sulfate is produced on the battery plate. During normal charging, it cannot be completely converted into lead and lead dioxide. This phenomenon is called "lead sulfate hardening" or "sulfide" fo

Collection of Common Problems During Lead-Acid Battery Repair Process

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1. Can the terminal voltage of the battery be used to judge the quality of the battery?Answer: No. Low terminal voltage is caused by battery short circuit, open circuit and lack of power.2. Does the repair process require opening the battery?Answer: No need.3. Under what circumstances will vulcaniza

10kv High Voltage Line Fault Analysis and Maintenance

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10KV high-voltage lines are widely distributed, have long overhead lines, and operate in the open air. They are often affected by the surrounding environment and natural changes. Failures often occur during operation, affecting normal power supply and bringing certain harm to people's production

The Common Fault Problems of Plc Are Nothing More Than These 9 Categories

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1. PLC self-fault judgmentGenerally speaking, PLC is an extremely reliable device with a low failure rate. The probability of PLC CPU and other hardware being damaged or software running errors is almost zero; if the PLC input point is not caused by strong current intrusion, it will almost not be da