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What is the purpose of the internal overload protector in the compressor motor?
No
What terminal in a hermetic compressor is the internal overload located?
In a hermetic compressor, the internal overload protector is typically located on the compressor's start winding terminal. This overload device is designed to interrupt the electrical current if the compressor overheats, helping to prevent damage from excessive temperature. It ensures the compressor operates safely and efficiently.
Why is there a delay in re-starting a compressor that has kicked off an internal overload?
an internal overload is based off of heat.High heat=overload opens.Heat has to dissapate and motor cool to safe temp before internal contacts will close.
Why is there a delay in a compressor that has kicked off due to an internal overload?
Sequencer is out of sequence
Why does the compressor keep turning off in your air conditioner?
More than likely it's the internal overload on the compressor kicking it out.
Why is there a delay in restarting a compressor that has kicked off due to an internal overload?
Sequencer is out of sequence
What is the cause of the compressor if not trip to its overload?
What is the cause of a compressor if not trip to its overload
Why is there a delay in restarting a compressor that is out in internal overload?
A delay in restarting a compressor that is out on internal overload typically occurs to prevent potential damage to the unit. When a compressor trips due to internal overload, it indicates that the motor is overheating or experiencing excessive current draw, often due to issues like mechanical failure or inadequate lubrication. Restarting it too soon can exacerbate these problems, leading to more severe damage. Therefore, waiting allows the compressor to cool down and ensures that any underlying issues can be addressed before attempting to restart.
What causes a compressors internal overload to open?
A compressor's internal overload typically opens due to excessive heat generated by factors such as overcurrent conditions, inadequate ventilation, or high ambient temperatures. When the compressor operates beyond its designed parameters, it can lead to overheating, triggering the overload protection mechanism to prevent damage. This safety feature interrupts the electrical supply to the compressor, allowing it to cool down and avoid potential failure. Additionally, issues like refrigerant leaks or mechanical blockages can contribute to the overload condition.
If a suction side valve is damaged what will happen?
You will lose capacity and efficiency. The compressor may also run HOT and cycle on its internal overload protection device.
What terminals combinations would show an open circuit if the internal overload device in a hermetic compressor should open due to excessive heat?
common to start and common to run
Why should you never front seat the discharge service valve while a compressor is running?
This will cause the head pressure to climb very high and if something doesn't explode or cut out on a high pressure safety, you and the equipment will be damaged. Hopefully compressor will be one with internal or external overload. To summarize DONT DO IT WHILE COMPRESSOR IS RUNNING.
