| 摘要 |
PURPOSE: An electric boiler is provided to reduce unnecessary heating energy consumption by controlling temperature. CONSTITUTION: An electric boiler comprises a hot water tank(200), an inflow pipe(250), an upper end heater, middle end heater, a lower end heater, and an exhaust line(240). The inflow pipe is formed on the bottom of the hot water tank. The water flows in the inside of the inflow pipe. Multiple heaters are formed on the upper, middle and lower ends of a hot water thank at height different. The heater heats water. The exhaust line is formed on the upper end of the hot water tank. The exhaust line discharges the heated hot water to outside. |
