COPPER-FIN®WATER HEATER PRODUCT SUMMARY

(CW) 495,000 - 2,065,000 BTU/HR

 

CW-0495

CW-0645

CW-0745

CW-0986

CW-1256

CW-1436

CW-1796

CW-2066

WATER

 

 

 

 

 

 

 

 

GALLON CAPACITY

1.7

1.9

2.0

3.4

3.7

4.1

4.5

4.8

HEATING SURFACE (SQ. FT.)

59.0

76.8

88.1

96.0

120.2

144.0

176.0

200.0

WATER CONNECTIONS

2”

2”

2”

2-1/2”

2-1/2”

2-1/2”

2-1/2”

2-1/2”

DRAIN

3/4”

3/4”

3/4”

3/4”

3/4”

3/4”

3/4”

3/4”

WATER FLOW RATE (GPM)

55

55

55

90

90

90

90

90

HEAD LOSS (FT. OF HD.)

6.5

6.7

6.8

5.8

6.6

7.2

8.4

9.2

MAX. WORKING PRESSURE (PSI)

160

160

160

160

160

160

160

160

MAX. WATER HARDNESS (GRAINS)

25

25

25

25

25

25

25

25

GPH @ 70°F RISE

694

904

1,044

1,381

1,760

2,013

2,517

2,896

GPH @ 100°F RISE

486

633

731

967

1,232

1,409

1,762

2,027

GPH @ 140°F RISE

347

452

522

691

880

1,006

1,259

1,448

# OF RELIEF VALVES

1

1

1

1

1

1

1

2

RELIEF VALVE SIZE

3/4”

3/4”

3/4”

3/4”

3/4”

3/4”

3/4”

3/4”

RELIEF VALVE RATING (MBH)

1,912

1,912

1,912

1,912

1,912

1,912

1,912

1,912

RELIEF VALVE PRESSURE RATING (PSI)

150

150

150

150

150

150

150

150

RELIEF VALVE TEMPERATURE RATING (°F)

210

210

210

210

210

210

210

210

GAS

 

 

 

 

 

 

 

 

INLET CONNECTION

1-1/4”

1-1/4”

1-1/4”

2”

2”

2”

2”

2”

MAX. INLET PRESSURE, NAT

10.5” w.c.

10.5” w.c.

10.5” w.c.

10.5” w.c.

10.5” w.c.

10.5” w.c.

10.5” w.c.

10.5” w.c.

MIN. INLET PRESSURE, NAT

4.0” w.c.

4.0” w.c.

4.0” w.c.

4.5” w.c.

4.5” w.c.

4.5” w.c.

4.5” w.c.

4.5” w.c.

MANIFOLD PRESSURE, NAT

1.8” w.c.

1.8” w.c.

1.8” w.c.

1.2” w.c.

1.2” w.c.

1.2” w.c.

1.2” w.c.

1.2” w.c.

MAX. INLET PRESSURE, LP

13.0” w.c.

13.0” w.c.

13.0” w.c.

13.0” w.c.

13.0” w.c.

13.0” w.c.

13.0” w.c.

13.0” w.c.

MIN. INLET PRESSURE, LP

8.0” w.c.

8.0” w.c.

8.0” w.c.

8.0” w.c.

8.0” w.c.

8.0” w.c.

8.0” w.c.

8.0” w.c.

MANIFOLD PRESSURE, LP

4.6” w.c.

4.6” w.c.

4.6” w.c.

4.6” w.c.

4.6” w.c.

4.6” w.c.

4.6” w.c.

4.6” w.c.

BTU/HR INPUT

495,000

645,000

745,000

985,000

1,255,000

1,435,000

1,795,000

2,065,000

ELECTRICAL

 

 

 

 

 

 

 

 

VOLTAGE/HEATER

120

120

120

120

120

120

120

120

VOLTAGE/PUMP

120

120

120

120

120

120

120

120

VOLTAGE/CONTROL

24

24

24

24

24

24

24

24

TOTAL AMPS W/PUMP

13.8

13.8

13.8

15.4

15.4

15.8

15.8

15.8

# OF ELECTRICAL CONNECTIONS

2

2

2

2

2

2

2

2

DIMENSIONS

 

 

 

 

 

 

 

 

HEIGHT

33-14”

33-14”

33-14”

36”

36”

36”

36”

36”

WIDTH (INCLUDES PUMP)

64”

75-1/4”

82-1/2”

68-3/4”

79”

89-1/4”

102-3/4”

113”

DEPTH

22-1/4”

22-1/4”

22-1/4”

33-1/2”

33-1/2”

33-1/2”

33-1/2”

33-1/2”

SERVICE CLEARANCES

 

 

 

 

 

 

 

 

FRONT

24”

24”

24”

30”

30”

30”

30”

30”

BACK

3”

3”

3”

3”

3”

3”

3”

3”

RIGHT SIDE

3”

3”

3”

3”

3”

3”

3”

3”

LEFT SIDE (PIPING)

24”

24”

24”

24”

24”

24”

24”

24”

TOP

3”

3”

3”

3”

3”

3”

3”

3”

VENTING

 

 

 

 

 

 

 

 

SIZE

6”

8”

8”

10”

12”

12”

14”

14”

VENT CATEGORY

I

I

I

I

I

I

I

I

VENT MATERIAL

B-VENT

B-VENT

B-VENT

B-VENT

B-VENT

B-VENT

B-VENT

B-VENT

MAXIMUM DRAFT

-0.08” w.c.

-0.08” w.c.

-0.08” w.c.

-0.08” w.c.

-0.08” w.c.

-0.08” w.c.

-0.08” w.c.

-0.08” w.c.

MINIMUM DRAFT

-0.01” w.c.

-0.01” w.c.

-0.01” w.c.

-0.01” w.c.

-0.01” w.c.

-0.01” w.c.

-0.01” w.c.

-0.01” w.c.

Lochinvar Corporation • 300 Maddox Simpson Pkwy • Lebanon, TN 37090 • 615-889-8900 / Fax: 615-547-1000

www.Lochinvar.com

CW-PS-06(Replaces CW-PS-05 4/07)

11/07-Printed in U.S.A.

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Lochinvar CW-0986, CW-2066, CW-1256, CW-1796 dimensions COPPER-FINWATER Heater Product Summary, CW 495,000 2,065,000 BTU/HR

CW-0645, CW-0495, CW-1436, CW-0745, CW-1796 specifications

Lochinvar, a renowned name in the heating industry, offers a variety of advanced water heating solutions tailored to meet diverse customer needs. Among its range, the CW series stands out, encompassing models such as CW-1796, CW-1256, CW-0645, CW-2066, and CW-1436. These units are designed to provide efficient water heating for residential and commercial applications, making them suitable for various settings.

The CW-1796 model boasts an impressive heating capacity and is ideal for larger households or commercial use. It features advanced insulation, resulting in minimal standby heat loss and enhanced energy efficiency. Users benefit from a user-friendly control system that allows for precise temperature adjustments and easy monitoring.

Similarly, the CW-1256 is engineered for mid-sized applications, offering a balance of performance and efficiency. This model incorporates a robust heat exchanger design, which ensures rapid heating while maintaining consistent water temperatures. It is equipped with smart technology that monitors performance, optimizing energy consumption and operational costs.

The CW-0645 model is compact yet powerful, catering to smaller residences or specific localized heating needs. Its space-saving design does not compromise on efficiency or performance. With innovative features such as built-in diagnostics, the CW-0645 ensures reliability and helps identify any operational issues early.

Moving on to the CW-2066, this model is particularly notable for its high output and rapid recovery capabilities. It is perfect for applications that demand a large volume of hot water in a short period. With advanced safety features, including high-temperature limit protection, users can feel secure in its operation.

Finally, the CW-1436 model balances affordability and performance for consumers looking for reliable water heating solutions without breaking the bank. Its energy-efficient design not only delivers consistent performance but also contributes to lower utility bills. The digital display enhances user interaction, allowing for easy adjustments and real-time system feedback.

In essence, the Lochinvar CW series presents an array of heating solutions equipped with cutting-edge technologies. From high-efficiency heat exchangers to user-friendly controls and advanced safety features, these models cater to a range of heating requirements while emphasizing energy efficiency and reliability. This commitment to innovation positions Lochinvar as a leader in the water heating industry, ensuring that customer satisfaction remains a top priority. Each model in the CW series encapsulates the brand’s dedication to quality, performance, and modern technology.