Bryan Boilers AB250-S150-FDG manual 113 000, 113 600 1,179, 200, 002 148 250 1,021, 148 050 1,384

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Low initial cost, high operating efficiency deliver substantial return on investment

•True “flexible water tube”

design guaranteed shock free

 

 

F

 

 

 

• Longer lasting with better

A

 

M

performance

J

C

 

• Full five sq ft of heating

 

 

 

 

K

G

surface per BHP

 

 

 

 

Quality Construction Features:

 

 

 

A. Water side or steam side interior accessible for cleanout and inspection, front and rear openings, upper and lower drums.

B. Large volume water leg downcomers promote rapid internal circulation, temperature equalization and efficient heat transfer.

C. Boiler tube and furnace area access panels: heavy gauge steel casing with 2" high-temperature ceramic fiber insulation, bolted and tightly sealed to boiler frame.

D. Flame observation port in access door at rear of boiler.

E.Singlesideaccess;combustionchamber,tubesandburner head are completely accessible from one side simplifying maintenance and minimizing floor space.

F.Minimum sized flue vent.

G.Control panel: all controls installed with connections to terminal strip.

H.Forced draft, flame retention head type burner. Efficient combustion of oil or gas, plus quiet operation.

I.Heavy steel boiler frame, built and stamped in accordance with the appropriate ASME Boiler Code.

J.Heavy gauge steel boiler jacket with rust-resistant zinc coating and enamel finish, insulated with 1½" fiberglass to ensure exceptionally cool outer surface.

B

D

H

L

I

E

K. Bryan bent water tubes are flexible, individually replaceable without welding or rolling. Never more than two tube configurations.

L. Pressurized design

firebox with internal water- cooled furnace with low heat release rate.

M. Steam boilers with extra large drum with high steam release area ensure stable water level and dry steam.

Bryan AB Series Boiler Specifications

BOILER

INPUT

OUTPUT@ 80%

OUTPUT@ 83.5%

STEAM OUTPUT

(4)

HEATING

APPROX.

MBH

EFFICIENCY(2)

EFFICIENCY(3)

 

SURFACE

SHIP

MODEL(1)

(KW)

MBH (KW)

HP (KW)

MBH (KW)

HP (KW)

LBS/HR (KG/HR)

SQ. FT. (M2)

LBS. (KG)

AB90-W

900 (264)

720 (211)

21 (211)

752 (220)

22 (220)

 

—

 

113 (10.5)

2,000 (907)

 

 

 

 

 

 

 

 

 

 

 

AB90-S

900 (264)

720 (211)

21 (211)

—

—

742

(337)

 

113 (10.5)

2,600 (1,179)

AB120-W

1,200 (352)

960 (281)

29 (281)

1,002 (294)

30 (294)

 

—

 

148 (13.8)

2,250 (1,021)

 

 

 

 

 

 

 

 

 

 

 

AB120-S

1,200 (352)

960 (281)

29 (281)

—

—

990

(449)

 

148 (13.8)

3,050 (1,384)

AB150-W

1,500 (440)

1,200 (352)

36 (352)

1,253 (367)

37 (367)

 

—

 

184 (17.1)

2,550 (1,157)

 

 

 

 

 

 

 

 

 

 

AB150-S

1,500 (440)

1,200 (352)

36 (352)

—

—

1,237 (561)

 

184 (17.1)

3,500 (1,588)

AB200-W

2,000 (586)

1,600 (469)

48 (469)

1,670 (489)

50 (489)

 

—

 

244 (22.7)

3,050 (1,384)

AB200-S

2,000 (586)

1,600 (469)

48 (469)

—

—

1,649 (748)

 

244 (22.7)

4,150 (1,882)

AB250-W

2,500 (733)

2,000 (586)

60 (586)

2,088 (612)

62 (612)

 

—

 

303 (28.2)

3,500 (1,588)

AB250-S

2,500 (733)

2,000 (586)

60 (586)

—

—

2,062 (935)

 

303 (28.2)

4,800 (2,177)

AB300-W

3,000 (879)

2,400 (703)

72 (703)

2,505 (734)

75 (734)

 

—

 

350 (32.5)

3,750 (1,701)

 

 

 

 

 

 

 

 

 

 

 

AB300-S

3,000 (879)

2,400 (703)

72 (703)

—

—

2,474

(1,122)

 

350 (32.5)

5,100 (2,313)

NOTES:

(1) W = Water / S = Steam

 

(2)

Output and horsepower based on boiler industry standard of 80% of input.

 

(3)

Output and horsepower based on an average natural gas combustion efficiency of 83.5% for hot water boiler. Actual combustion efficiencies for oil will be higher.

 

(4)

Lbs. steam per hour from and at 212°F.

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Contents Bryan Boilers 200 113 000113 600 1,179 002 148 250 1,021Steam boiler Hot water boilerWater boiler Straight gas fired unitReturn Flue Clearance for Min. Tube LengthHeight Overall Gas Train Model Outside Over Length Connection

AB120-W-FDGO, AB250-S150-FDG specifications

Bryan Boilers, a renowned manufacturer of steam and hot water equipment, offers a wide range of high-efficiency boilers designed for various applications. Among their offerings, the AB120-W-FDGO and AB250-S150-FDG models stand out for their exceptional reliability, innovative technology, and energy efficiency.

The Bryan AB120-W-FDGO is a water tube boiler that has been engineered for unmatched efficiency in producing hot water. This model features a compact design, making it suitable for installations with limited space. Its design includes high-quality materials that provide durability and reduce maintenance needs. The AB120 is equipped with a forced draft system, ensuring consistent combustion and improved efficiency across its operating range. Additionally, it can deliver outputs of up to 120 horsepower, catering to both residential and commercial needs.

On the other hand, the AB250-S150-FDG is a larger unit designed for higher volume requirements. This steam boiler model can produce steam at pressures up to 150 psi, making it ideal for industrial applications. Like the AB120, it utilizes a forced draft system, enhancing combustion efficiency and reducing emissions. Its ready-to-install design ensures quick setup, minimizing downtime for businesses. With a capacity to reach up to 250 horsepower, the AB250-S150-FDG can handle substantial load requirements, ensuring a reliable supply of steam or hot water even during peak demand periods.

Both models integrate advanced technologies, including automated control systems that streamline operations and optimize fuel consumption. These smart controls not only provide ease of use but also allow for real-time monitoring, ensuring operational safety and efficiency.

The efficiency ratings of both the AB120-W-FDGO and AB250-S150-FDG models comply with stringent environmental standards, reflecting Bryan Boilers' commitment to sustainability. Features such as low NOx burners further reduce emissions, positioning these boilers as environmentally responsible choices.

In summary, the Bryan Boilers AB120-W-FDGO and AB250-S150-FDG models exemplify the brand's commitment to quality and innovation. With their robust construction, advanced technologies, and high efficiency, they provide dependable solutions for a variety of heating applications, making them ideal choices for any facility looking to enhance its energy performance and reduce operational costs.
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