Invention Grant
US09435565B2 Water heater and method of operating the same 有权
热水器及其操作方法

Water heater and method of operating the same
Abstract:
A storage-type water heater includes a tank for supporting water to be heated, a first heating bank including a first heating surface disposed within the tank, a first contactor connected to the first heating bank, a second heating bank including a second heating surface disposed within the tank, a second contactor connected to the second heating bank, and a controller for selectively operating the first contactor and the second contactor.
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