Forum Discussion
professor95
Aug 26, 2008Explorer
A twist lock, 4 prong 230 volt outlet with a 30 amp rating should have TWO 30 amp breakers - not two 15 amps. Look at your home load center: A 20 amp double pole 240 volt breaker rated for 20 amps will NOT be made of two 10 amp breakers!
Either the builder of your genny is juggling numbers around by calling a 15 amp outlet a 30 or it is just plain old set up wrong.
Another example, the 50 amp RV service cable contains TWO 120 volt 50 amp circuits. In reality, it is a full 100 amps of service at 120 volts. But, if the voltage used was for a 220 device the current max would still be just 50 amps.
Remember, volts x amps = watts. Watts is POWER. Power will not change.
Watts divided by voltage = amps. Amps will change as voltage changes, but the power remains consistent.
Either the builder of your genny is juggling numbers around by calling a 15 amp outlet a 30 or it is just plain old set up wrong.
Another example, the 50 amp RV service cable contains TWO 120 volt 50 amp circuits. In reality, it is a full 100 amps of service at 120 volts. But, if the voltage used was for a 220 device the current max would still be just 50 amps.
Remember, volts x amps = watts. Watts is POWER. Power will not change.
Watts divided by voltage = amps. Amps will change as voltage changes, but the power remains consistent.
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