Given: A capacitor is installed in a 480 volt curcuit. After the capacitor is disconnected from the source of supply, there must be a means to reduce the residual voltage to 50 volts or less. What is the maximum amount of time allowed for this discharge?

Given: A capacitor is installed in a 480 volt curcuit. After the capacitor is disconnected from the source of supply, there must be a means to reduce the residual voltage to 50 volts or less. What is the maximum amount of time allowed for this discharge?