Power Calculator By admin | March 16, 2015 - 7:57 pm | March 17, 2015 Notes and White Papers Comments Off on Power Calculator To calculate what size SCR you need, use our calculator. Add in your percentage of margin, the heater wattage and voltage and find out exactly what size SCR you need. Power Calculator How many watts is your heater rated for? Watts How many volts is it rated for? Volts Put in a margin that allows your heater to run at 100% but your SCR only at 50-75% % Safety margin Minimum SCR needed Ampere
