On 11/25/2012 12:02 PM, Lord Androcles, Zeroth Earl of Medway wrote: > "Don Kelly" wrote in message news:1ogss.6280$Mm3.firstname.lastname@example.org... ... >> I installed a triac dimmer rated for motor loads and this works well. I >> can set a lower voltage limit so that it won't stall. An exhaust fan >> over the stove is similar. I expect that the R/X ratio of the motor is >> such that the peak torque is near standstill. > > Triacs should only be used when the load is resistive.
Enlighten us, O great Lord, why is this? What is wrong with using a triac with an inductive load?