Water heater and method of operating the same

摘要

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.

主权项

1. A storage-type water heater comprising:
a tank for supporting water to be heated; a first heating bank including a first heating element with a first heating surface and a second heating element with a second heating surface; a first relay connected to the first heating bank; a second heating bank including a third heating element with a third heating surface and a fourth heating element with a fourth heating surface; a second relay connected to the second heating bank; and a controller for selectively operating the first relay and the second relay, the controller including instructions for,
selecting a mode from at least,
a no-sequencing mode, wherein the first relay and the second relay are operated concurrently, anda sequencing mode, wherein the first relay and the second relay are operated sequentially, andoperating the first relay to supply power to the first heating bank, and operating the second relay to supply power to the second heating bank, basing the operation on the selected mode.