<P> If a motor is running during a lightning strike on the power grid, the run capacitor might be damaged or weakened by a voltage spike, thus requiring replacement . </P> <P> IEC / EN 60252 - 1 2001 specifies levels of protection for motor run capacitors </P> <Ul> <Li> P0 - no protection; </Li> <Li> P1 - fail open circuit or short circuit </Li> <Li> P2 - fail open circuit only </Li> </Ul> <Li> P0 - no protection; </Li>

Where is the starting capacitor on an electric motor