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Lasku muuntajasta

Lasku muuntajasta. U 1. N 1. U 2 • N 1. =. 4600 V• 1000. U 2. N 2. U 1. 230 V. Muuntajan ensiöpiirin jännite on 230V ja siinä on 1000 kierrosta. Jännite halutaan nostaa 4600 V:ksi. Kuinka monta kierrosta on oltava toisiopiirissä?. U 1 = 230V. N 1 =1000. U 2 = 4600V. N 2 = ?.

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Lasku muuntajasta

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  1. Lasku muuntajasta U1 N1 U2• N1 = 4600 V• 1000 U2 N2 U1 230 V Muuntajan ensiöpiirin jännite on 230V ja siinä on 1000 kierrosta. Jännite halutaan nostaa 4600 V:ksi. Kuinka monta kierrosta on oltava toisiopiirissä? U1 = 230V N1 =1000 U2 = 4600V N2 = ? ristiinkertominen U1 • N2 = U2• N1 ||:U1 U1 • N2 U2• N1 = U1 U1 N2 = = 20 000 = Tulos: 20 000 kierrosta.

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