Posted by Bob M on March 03, 2010 at 08:21:09 from (151.190.254.108):
In Reply to: Voltage Regulators posted by Tom 43 on March 03, 2010 at 06:25:13:
Tom -
The regulator L terminal is indeed hot all the time. Otherwise lights and igntion would not work with the engine stopped exactly as you note. Consequently when the generator is charging, current drawn from the L terminal DOES pass through the cutout points.
I suspect rather the regulator is arranged so current drawn from the L bypasses the current sense coil on the voltage regulator relay. Ie. the VR's current limiting function senses only charging current supplied to the BAT terminal, not the total generator output.
If time permits I'll open up a 4 terminal regulator tonite and see if that's indeed the case.
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