A liquid expansion temperature protector (LET) is a device that helps prevent electronic components from overheating due to extreme temperature changes. These devices are commonly used in industrial and commercial applications, such as electric motors, electric furnaces, and other equipment. The...
A liquid expansion temperature protector (LET) is a device that helps prevent electronic components from overheating due to extreme temperature changes. These devices are commonly used in industrial and commercial applications, such as electric motors, electric furnaces, and other equipment. The LET device works by allowing excess heat to pass through a sealed chamber and then being cooled down by a liquid inside the chamber. The liquid, usually either water or glycol, expands as the temperature increases, forcing it into the chamber and cooling the electronics. When the temperature decreases, the liquid contracts, allowing the electronics to remain cool. LET devices are a cost-effective way to help protect electronic components from temperature extremes.
| Rated Current and Rated Voltage | 16A AC 250V |
| Temperature Range | Max.320℃ |
| Capillary Length | 107*203 |
| Probe Specification | Length:80MM,Diameter:6MM |
| Cut-out Temperature | 30~110℃ |
1. Automatic Shut Off: Liquid expansion temperature protectors feature an automatic shut off function which will protect the system from temperature spikes or over-temperature caused by a malfunction.
2. Adjustable Cut-Off Temperature: Most liquid expansion temperature protectors offer an adjustable cut-off temperature that can be set to the ideal temperature to protect the system.
3. More Accurate Measurement: The liquid expands when the temperature rises and contracts when the temperature falls, providing a more accurate temperature readings than other temperature protection devices.
4.Reliable Performance: Liquid expansion temperature protection devices offer reliable performance, even in extreme temperature conditions.
1. Automotive Applications: Many vehicles are equipped with liquid expansion temperature protectors, which are essential for controlling internal components and the cooling system. When the temperature exceeds the allowable limit, the liquid expands and trips a switch to prevent any further damage to the engine or other critical parts.
2Appliance Protection: Refrigerators, water heaters, and other home appliances are also equipped with temperature protectors. The small, compact device expands when the temperature rises, thus protecting the device from further damage by tripping a switch.
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