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Will using a transformer to convert 230V to 12V DC consume more energy than using a few capacitors and resistors without a transformer?

no, the transformer is much more efficient <><><> HOWEVER- a transformer only changes the voltage of AC current- it does not change it to DC. You will still need diodes or rectifiers. You can also use a motor/generator- a 230v AC motor turns a 12 v DC generator.


How do you find capacity of transformer?

If the load is single equipment, calculating the capacity of the generator or transformer is fairly straight forward. If the load is mix of various several different equipment it would be more complicated to arrive at transformer / Generator capacity. Complexity increases if you have to estimate some future unknown loads. The rating of the generator or transformer should be such that it is loaded optimally, average being say 80 to 95 %. Since maximum efficiency of generator or transformer generally occur at these range. Also this ensures that it is not overloaded continuously and there is room for occasional short time full load too. You need to check the data sheet of the transformer or generator for more correct information. One need to know the maximum load or peak load, average load and diversity factor and load factor. These values drive the decision on the rating of the transformer or Generator.


How do i convert from 380 volts to 220 volts?

If these are the exact voltages that you need you will need an auto transformer to obtain these voltages. If these voltages are nominal voltages and are of a three phase four wire configuration, the 220 voltage can be obtained from the three phase legs to the neutral (ground) connection. The equation to use is 400/1.73 = 231 volts.


Is there need of transformer oil in all transformers?

No not really only some do :DAnswerFor transformers used in transmission and distribution systems, yes. Transformer oil is necessary for cooling and insulation purposes, enabling the 'footprint' of an oil-filled transformer to be smaller, and its rating to be higher, compared with those not filled with oil.


Why need to vacuum in transformer chamber before filling transformer oil and how long need to vacuum?

we need vacuum to remove moisture from tank

Related Questions

Can a transformer be used to power a deep fridge from a generator?

You power "type" must match. Most likely your generator should be able to have the fridge plug directly in, but you may indeed need a transformer to step the voltage up or down.


Will using a transformer to convert 230V to 12V DC consume more energy than using a few capacitors and resistors without a transformer?

no, the transformer is much more efficient <><><> HOWEVER- a transformer only changes the voltage of AC current- it does not change it to DC. You will still need diodes or rectifiers. You can also use a motor/generator- a 230v AC motor turns a 12 v DC generator.


How do you find capacity of transformer?

If the load is single equipment, calculating the capacity of the generator or transformer is fairly straight forward. If the load is mix of various several different equipment it would be more complicated to arrive at transformer / Generator capacity. Complexity increases if you have to estimate some future unknown loads. The rating of the generator or transformer should be such that it is loaded optimally, average being say 80 to 95 %. Since maximum efficiency of generator or transformer generally occur at these range. Also this ensures that it is not overloaded continuously and there is room for occasional short time full load too. You need to check the data sheet of the transformer or generator for more correct information. One need to know the maximum load or peak load, average load and diversity factor and load factor. These values drive the decision on the rating of the transformer or Generator.


What device is needed to convert 110 to 220 volt?

For higher current applications you would need a power transformer, for lower current applications you would need an adapter transformer.


How is 4160 voltage made?

Well first we need to generate voltage from electrical generator. Then if voltage are below 4160 volt step up Transformer is used and if voltage are above 4160 volt step down Transformer is used. Generally voltage produced from generator are low so we need to step up voltage to higher values such as 240 kilo volt to transmit them to longer distances to reduce power losses.


Four prong generator male to a 4 prong female then go to a 110 volt house current?

I,m going to bypass the generator and plug into the house for my race car trailor. Once I pull the plug from the gewnerator I will have a four prong male need to plug into a for prong female then be able to plug into a house socket.


When would you use a step-up transformer in the HVAC industry?

They are mostly used to step up the voltage of the power from a generator.


How do you rewire a 110v RV generator ONAN to produce 220v for backup power for your house?

yes you can use. but you need to install 110v to 220 volt step up transformer . It depends on the generator. Some are 120 only. Need full model and serial number to help you.


How can you produce 220V electricity?

To produce 220 volts of electricity you would need some form of a generator or alternator with the correct configuration to output 220V. The other ways to produce 220 V: (1) Using a step up transformer if the voltage is lower than 220 V. (2) Using a step down transformer if the voltage is higher than 220 V.


How do i convert from 380 volts to 220 volts?

If these are the exact voltages that you need you will need an auto transformer to obtain these voltages. If these voltages are nominal voltages and are of a three phase four wire configuration, the 220 voltage can be obtained from the three phase legs to the neutral (ground) connection. The equation to use is 400/1.73 = 231 volts.


What is dielectric test in transformer?

why need dielectric test for transformer


How is no load current reduced?

No load current, in a transformer for example, is the current necessary for exciting the transformer. If you wish to keep it energized, and you need to keep it energized at full voltage, there is nothing you can do to reduce this other than replace the transformer with one that has lower no load current. If you are referring to a different piece of equipment, you may need to specify what you are meaning by "no load current".