by rbdx64 » Sat Dec 03, 2011 7:53 am
Probably the power supply in your microwave is easily the most dangerous item within your house. Therefore, it is usually essential to warn a person of this. Actually one particular transformer is able as well as willing to kill a person.
Diodes tend to be ranked with regard to current based on the warmth they can dissolve. Hollywood diodes are generally a stack associated with lower voltage diodes in one bundle and their dissipation depends on the actual current drop across the diode stack times the current moving.
It does not rely on the actual transformer current.
Discarded microwaves often have a perfectly great diode in them that is used as a half wave rectifier carrying the entire current of the magnetron. These are well worth saving if you get the chance.
The present inside your calculation would be One amp
Power Equals Current - Voltage
2300W Equals Current - 2300V
Present Equals 1 The
However, the primary present would be a lot more like 20 amps (2300 watts Or A hundred and twenty volts) in normal procedure to find the fuses inside your variac coming by trying to make use of that sort of energy from the transformer.
Additionally these types of transformers tend to be fairly reduced inductance however so they pull a large seapage present despite absolutely no strain on the secondary.