Water boiler trim and controls

Fused control

 

ASME

Probe type low

circuit

Lifting

relief

water cutoff

transformer

lugs

valve

control

Power

 

 

Pressure and

panel

 

 

temperature

 

 

 

gauges

Operating

 

 

(2) High

control

 

 

 

 

limit controls

 

 

 

Step

 

 

 

indicating

 

 

 

lights

 

 

 

Control panel

 

 

Drain

Steam boiler trim and controls

Fused

 

ASME

 

Probe type

control circuit

Lifting

relief

Pressure

low water

transformer

lugs

valve

gauge

cutoff control

 

 

 

 

(2) high limit

 

 

 

 

controls

 

 

 

 

Operating

 

 

 

 

control

 

 

 

 

Water level

 

 

 

 

gauge glass

Power

 

 

 

Low water

panel

 

 

 

cutoff and

 

 

 

 

pump control

Step

 

 

Indicating lights

Control panel

Blowdown

Standard Equipment Supplied:

 

Standard Equipment Supplied:

 

HOT WATER DESIGN BOILERS:

 

 

 

STEAM DESIGN BOILERS:

 

Model “W” (150# ASME Design)

 

 

 

Model “S” (15# ASME Design)

 

Temperature and pressure gauge, Operating immer-

 

Model “Q” (150# ASME Design)

 

sion aquastat, 2 high limit aquastats, Low water cutoff,

 

Steam pressure gauge w/gauge clock, Operating

Relief valve, Metal jacket with 4″ fiberglass, 75 W/D

pressure control, 2 high limit pressure controls,

Incoloy sheathed elements with pressure connector

Combination low water cutoff and pump control,

power lugs. Separate power panel and control panel,

Auxiliary low water cutoff, Relief valve, Water glass

On/Off control switch, 120 volt control transformer

set, Metal jacket with 4″ fiberglass, 75 W/D Incoloy

(fused), Magnetic contactors with 120 volt coil,

 

 

sheathed elements with pressure connector power

Individual circuit Class JKS fusing, Step indicating

lugs. Separate power panel and control panel, On/off

lamps, First on/first off progressive step controller,

 

 

control switch, 120 volt control transformer (fused),

National Board Inspection and UL Label.

 

 

Magnetic contactors with 120 volt coil, Individual circuit

 

 

 

Power Circuit Design:

 

Class JKS fusing, Step indicating lamps, First on/ first

 

off progressive step controller, National Board Inspec-

All Bryan BH Series boilers feature copper bus bar distribu-

tion and UL Label.

 

tion, wherein the fuse clip for each branch circuit and the

 

 

 

 

 

main power lugs are all bolted directly to a bus bar. The

 

 

 

 

bus bar can carry the full load current of the

 

 

 

 

 

 

 

 

 

 

 

 

boiler, withstanding the largest available fault

 

Standard Design Features

Heavy duty 11

Single point

current from the entering power system. Use of

 

gauge power

electric

 

 

 

 

panel cabinet

connection

the bus bar protects all current-carrying parts

 

 

 

 

 

16 gauge jacketing all

 

 

Each branch

and prevents damage to the boiler.

 

around structural frame

 

 

Optional Equipment Available:

 

(zinc-coated rust

4" fiberglass

 

circuit is fused

 

resistant primer and

insulation

 

indivdually using

Power panel door electric interlock. Preheat

 

enamel finished).

 

 

copper bus bar

 

 

 

 

 

for power

switch. Flow switch. Manual reset controls.

 

 

 

 

 

distribution

 

Hinged

 

 

 

 

Manual blowdown valve. Automatic blowdown

 

 

 

 

Separate

with 24 hour time clock. Alarms. Indicating

 

access

 

 

 

 

door for

 

 

 

control panel

lights. Larger connection for heat pump

 

access to

 

 

 

for 120V

applications.

 

vessel,

 

 

 

controls

 

ASME and

 

 

 

 

Other Designs Available:

 

elements

 

 

 

 

 

 

 

 

 

 

1) BE – Economical Electric Boilers

 

 

 

 

 

 

(Form 3600)

 

 

 

 

 

 

2) WT – Indirect Hot Water Supply Heaters

 

 

 

 

 

4" channel base

(Form 4800)

 

Immersion heating

 

 

 

 

 

 

3) Energy Selector Boiler – Electric plus gas,

 

bundles broken down in

 

Louvered panel cover for

oil or gas/oil. A boiler with multiple energy

 

150 KW bundles or less

 

 

 

 

 

proper cooling air circulation

source choice (Form 3500)

 

 

 

 

 

 

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Bryan Boilers 240BHS4T8, 390BHW4T7 manual Standard Equipment Supplied, Power Circuit Design, Standard Design Features
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390BHW4T7, 240BHS4T8 specifications

Bryan Boilers has long been a trusted name in the heating industry, and their models 240BHS4T8 and 390BHW4T7 showcase the brand’s commitment to innovative design and exceptional performance. Both boilers represent a remarkable fusion of engineering excellence and advanced technology, making them ideal choices for a range of commercial and industrial applications.

The Bryan 240BHS4T8 is a forced-draft, high-efficiency hot water boiler designed to deliver reliable heating with a compact footprint. With a maximum input rating of 240,000 BTU/hr, this model efficiently meets the heating demands of medium-sized operations. One notable feature is its ability to operate on various energy sources, including natural gas, propane, or fuel oil, providing flexibility to users. The boiler also incorporates a state-of-the-art combustion management system that optimizes fuel usage and minimizes emissions, making it an environmentally friendly option.

In terms of technology, the 240BHS4T8 employs Bryan's patented flexible tube design, ensuring excellent heat transfer and efficiency. This design not only enhances performance but also simplifies maintenance procedures, a critical factor for facilities looking to minimize downtime. The boiler is equipped with a fully modulating burner that adjusts fuel flow based on the heating load, resulting in improved fuel efficiency and cost savings over time.

On the other hand, the Bryan 390BHW4T7 offers a greater heating capacity with a maximum input of 390,000 BTU/hr, making it suitable for larger industrial settings. This model features a water wall design that provides increased efficiency and improved heat distribution. The 390BHW4T7 is also designed with built-in safety features, such as low water cut-off devices and high-temperature limit controls to prevent overheating and ensure safe operation.

Both models utilize Bryan's advanced insulation technology, which reduces heat loss and improves overall system efficiency. Moreover, they come with an intuitive digital control panel that offers precise monitoring and control of the heating system, enabling users to effectively manage energy consumption and reduce operational costs.

In summary, the Bryan Boilers 240BHS4T8 and 390BHW4T7 are exemplary models that combine efficiency, reliability, and advanced technology. They cater to diverse heating needs while prioritizing environmental responsibility and safety, solidifying Bryan's reputation as a leader in the boiler industry. Whether for commercial buildings or industrial processes, these boilers deliver performance that users can count on year after year.
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