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2023.06.26
What is the power extension cord? What are the types?
1. Introduction
A power extension cord (also called an extension cord) is a cable with multiple conductors used for temporary electrical connections that require flexibility. Power extension cords are widely used in various types of electrical tools, equipment, household appliances, and machinery used in operation.
Extension cords can be used in commercial, industrial, and residential applications. Some extension cords are waterproof
2. Type
Extension cords, commonly used types include SJT, SVT, SEOW, SJ, SJOW, SJOOW, SO, SOW
Extension cords are usually made of flame-proof and heat-resistant materials, and the operating temperature range is −20 °C (−4 °F) to 90 °C (194 °F)
A.Introduction
The power switch is used to control the switch tube through the circuit for high-speed pass and cut-off. The direct current is converted into high-frequency alternating current and supplied to the transformer for transformation, thereby generating the required one or more sets of volt...
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