Hi to u all : Friends: Why when operate on 2 phase welding machine the power m

Hi to u all :
Friends:
Why when operate on 2 phase welding machine the power metr
goes reverse ??
the meter is god on other loads.
thanks

Question Posted / saad swaireh

2 Answers
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Hi to u all : Friends: Why when operate on 2 phase welding machine the power metr goes reverse ??..

Answer / k.prakashchandra

If two single phase meters are employed ,one of the meters
is likely to show negative reading ( import ) due to low pf
and the other meter positive ( export ).

Is This Answer Correct ?

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Hi to u all : Friends: Why when operate on 2 phase welding machine the power metr goes reverse ??..

Answer / k.prakashchandra

Very low pf on no load . The meter needs 'pf adjustment'

Is This Answer Correct ?

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0 No

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