There can be several reasons why the motor in an electrical appliance trips or experiences a sudden interruption when it starts to run. Here are a few possible explanations:
Overload: If the motor encounters a heavy load or is required to work beyond its capacity, it can draw excessive current, leading to overheating. To protect the motor from damage, built-in safety features such as thermal overload protection or circuit breakers may trip, causing the motor to stop running.
Faulty or worn-out components: The motor itself or other components within the appliance, such as capacitors or wiring, could be faulty or worn out. This can result in abnormal electrical behavior, causing the motor to trip or malfunction.
Voltage issues: Fluctuations or irregularities in the electrical supply, such as voltage spikes or drops, can disrupt the motor's operation. In such cases, protective devices may activate to prevent further damage or hazards.
Mechanical obstructions: If there are physical obstructions or mechanical issues within the appliance, such as jammed or misaligned parts, the motor may struggle to run smoothly. This increased resistance can lead to excessive current draw and trigger protective measures.
Start-up difficulties: Some motors require extra power or assistance during startup to overcome inertia and begin rotating. If the startup mechanism, such as a start capacitor or centrifugal switch, malfunctions or is not functioning optimally, the motor may struggle to start, resulting in tripping or intermittent operation.
Environmental factors: Extreme temperatures, moisture, or other environmental conditions can affect the motor's performance. Excessive heat or the presence of moisture can cause electrical insulation breakdown or corrode connections, leading to motor tripping.
If you experience repeated motor tripping or interruptions, it is recommended to consult a qualified technician or electrician to diagnose and address the underlying issue. They will have the expertise to assess the specific appliance, motor, and electrical system to identify and resolve the problem effectively.