Measuring power consumption of immersion heater?
On 4 Oct, 21:23, (Andrew Gabriel) wrote:
In article om,
writes:
When you measure the power factor, are you measuring it for the device
in question, or are you measuring the average for the neighbourhood?
A plug-in device can only measure it for the load running through it.
Are you suggesting it somehow compensates for the power factor of the
supply automatically?
T
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