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What happens when using a 240 volt fuses on a 480 volt 3-phase system?
Wiki User
∙ 13y ago
The voltage rating of a fuse has to do with how long the fuse is / how much dielectric strength exists between the two terminals that don't melt. If you use a fuse that is rated for too low of a voltage, it will likely melt for a fault condition, but the voltage is too high for the gap distance, so an arc will develop across the (open) fuse. So...the fuse does no good. It will not protect equipment if used at a higher voltage than it is rated.
Wiki User
∙ 13y ago
Using 240 volt fuses on a 480 volt 3-phase system can cause the fuses to blow prematurely or not provide adequate protection. The fuses may not be rated to handle the higher voltage and could potentially fail to disconnect the circuit in case of an overcurrent situation, leading to safety hazards or equipment damage. It is important to always use fuses rated for the specific voltage of the electrical system.
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42kw in 3phase 120208 system converts to how many amps?
To convert from kilowatts (kW) to amps in a 3-phase system, we need to know the system voltage. Using the formula: Amps = (kW x 1000) / (√3 x Volts), where √3 is the square root of 3. Assuming a system voltage of 120/208V, the amperage would be approximately 135.1 amps.
How if a housewife with a recipe that uses the units of pound and ounce to measure weight of ingredients and needs to buy them in a shop that sells goods measured in metric system?
She needs to use the metric system. Unless she happens to be less intelligent than the majority of people across the world who are competently using metric measures. She needs to use the metric system. Unless she happens to be less intelligent than the majority of people across the world who are competently using metric measures. She needs to use the metric system. Unless she happens to be less intelligent than the majority of people across the world who are competently using metric measures. She needs to use the metric system. Unless she happens to be less intelligent than the majority of people across the world who are competently using metric measures.
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