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Old 11-11-09, 08:07 AM   #10
Xringer
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Quote:
Originally Posted by NiHaoMike View Post
If you connect a capacitor to AC power, it will draw current but not dissipate much power as the average power, computed using vectors, is close to zero. (The instantaneous power is changing sign as the capacitor charges and discharges.) A complex electronic load is even worse.
My guess is the Sanyo presents a complex load.

Indoor unit:


Outdoor unit:


These diagrams aren't very detailed, but I get the feeling that both PCBs
have diode & cap inputs. The PCBs take th 230VAC and make DC to use.
None of the motors in the indoor unit looks like an AC motor.

The only thing I can see that might be AC operated is the crankcase heater.
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