[Amps] transformer talk
Partain, Chuck
Chuck_Partain at maxtor.com
Fri Feb 10 15:21:50 EST 2006
ok so now...
is this a good start for checking a transformer?
Specify 2000 vac at say 1 amp.
the test is
manufacture the device for unloaded output 3% higher (whats that 60-100v)
short the secondary and apply an input voltage until you reach the specified output of 1a
watch the heat rise over (IEEE specs I think) 6 hours with a thermocouple or until it
gains no more than 1deg c per hour.
plot resistance drop of pri and sec every 15 seconds for 15 mins and see plot delta.
make sure seconfdary resistance is VERY low ~11 ohms.
Hi pot to whatever, say 10kv
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