in a 740 kw dc seperately excited motor field voltage is constant about 17.4 v

in a 740 kw dc seperately excited motor field voltage is
constant about 17.4 volts and armature voltage is500 volts
dc.
how it is possible to have two different voltages from
single transformer of output voltage 500 volts?
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Question Posted / ajit singh

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in a 740 kw dc seperately excited motor field voltage is constant about 17.4 volts and armature vo..

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