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How many degrees Celsius thermistors are used for 3500w rice cookers?

19. 15455℃ thermistor for 3500w rice cooker. According to the formula: P=IU, I=U/R, then P=UxU/R, R=UxU/P Take a 1000W rice cooker as an example, the resistance value of the heating plate of the rice cooker is R=220x220/3500w= 13.83 ohms.