RESIDENTIAL GAS AND ELECTRIC WATER HEATER

SERVICE HANDBOOK

Residential Electric – continued

Three Phase – Unbalanced Circuit

 

3 Supply Wires

3 Supply Wires

 

 

6 Element Wires

4 Element Wires

 

 

 

(See A-7 Circuit)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SIMULTANEOUS DUAL ELEMENTS

 

 

 

(both elements ‘on’ when entire tank is cold)

 

 

Element

Full Load Current in Amperes

 

 

Wattage

Connected to Three Phase Power

 

 

Upper/Lower

(Terminal L2/ Terminals L1 & L3

 

 

 

208V

240V

480V

 

 

3000/3000

25.0/14.4

21.7/12.5

 

10.8/6.3

 

 

4000/4000

33.3/19.2

28.9/16.7

 

14.4/8.3

 

 

4500/4500

37.5/21.6

32.5/18.8

 

16.2/9.4

 

 

5000/5000

N/A

36.1/20.8

 

18.0/10.4

 

 

6000/6000

N/A

N/A

 

21.7/12.5

 

 

 

 

 

 

 

 

Note: Residential heaters may or may not offer the ability to wire elements for simultaneous operation. If they are wired for non-simultaneous operation, amperage will be as if wired single phase.

A.O. Smith Water Products Company

30

Training Department

©2002

Ashland City, Tennessee

 

Page 31
Image 31
A.O. Smith TC-049-R2 manual Three Phase Unbalanced Circuit, Wattage

TC-049-R2 specifications

The A.O. Smith TC-049-R2 is a highly efficient and reliable water heater designed to meet the needs of both residential and light commercial applications. This gas-fired water heater offers a perfect blend of performance, efficiency, and durability, making it a popular choice among homeowners and business owners alike.

One of the standout features of the A.O. Smith TC-049-R2 is its tankless design. Unlike traditional water heaters with storage tanks, the TC-049-R2 heats water on demand, which means you only use energy when you need hot water. This not only results in lower energy bills but also provides an endless supply of hot water, ideal for households with multiple bathrooms or high hot water demands.

The TC-049-R2 is powered by natural gas, which enhances its efficiency and operating costs. With an impressive energy factor, this water heater is designed to conserve energy without compromising on performance. The unit also boasts a high recovery rate, which means it can quickly replenish hot water, ensuring you’re never left waiting.

Another notable technology in the A.O. Smith TC-049-R2 is its advanced electronic ignition system, which provides reliable start-up and reduces the chance of pilot light issues. Additionally, the unit features a scaled-down footprint, making it suitable for installation in tighter spaces, such as closets or utility rooms, without sacrificing performance.

Durability is a key characteristic of the TC-049-R2, as it is constructed with high-quality materials designed to resist corrosion and withstand typical wear and tear. The unit is equipped with a durable heat exchanger that enhances both efficiency and longevity, ensuring many years of reliable service.

Safety features are also prioritized in the A.O. Smith TC-049-R2. It comes equipped with advanced safety controls that prevent overheating and ensure safe operation. This offers peace of mind for users, knowing that the unit has multiple safeguards in place.

Overall, the A.O. Smith TC-049-R2 is an excellent choice for those seeking an efficient, reliable, and safe water heating solution. Its combination of advanced features, innovative technology, and robust construction makes it a leader in the water heater market, providing convenience and comfort to its users for years to come.