TYPICAL WIRING SCHEMATICS — 581A

 

 

LEGEND

AHA

—

Adjustable Heat Anticipator

C

—

Contactor, Compressor

CAP

—

Capacitor

CB

—

Circuit Breaker

CC

—

Cooling Compensator

CH

—

Crankcase Heater

CLO

—

Compressor Lockout

COMP

—

Compressor Motor

CR

—

Control Relay

DM

—

Damper Motor

DU

—

Dummy Terminal

EQUIP

—

Equipment

FPT

—

Freeze Protection Thermostat

FU

—

Fuse

GND

—

Ground

HPS

—

High-Pressure Switch

HS

—

Hall Effect Sensor

HV

—

High Voltage

I

—

Ignitor

IDM

—

Induced Draft Motor

IFC

—

Indoor Fan Contactor

IFM

— Indoor (Evaporator) Fan Motor

IGC

— Integrated Gas Unit Controller

L

—

Light

LOR

—

Lockout Relay

LPS

—

Low-Pressure Switch

LS

—

Limit Switch

MGV

—

Main Gas Valve

OFC

—

Outdoor Fan Contactor

OFM

—

Outdoor Fan Motor

PL

—

Plug Assembly

PRI

—

Primary

QT

—

Quadruple Terminal

RS

—

Rollout Switch

SW

—

Switch

TB

—

Terminal Block

TC

—

Thermostat-Cooling

TH

—

Thermostat-Heating

TRAN

—

Transformer

 

 

Terminal (Marked)

 

 

Terminal (Unmarked)

 

 

Terminal Block

 

 

Splice

 

 

Factory Wiring

 

 

Field Wiring

 

 

Option/Accessory Wiring

 

 

To indicate common potential

 

 

only. Not to represent wiring.

 

 

581A155-300

a48-7474

 

 

581A155, 460-3-60 Shown

 

 

247

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Bryant 581A/B manual Typical Wiring Schematics 581A, 581A155, 460-3-60 Shown
Page 246 Page 248

581A/B specifications

The Bryant 581A/B is a sophisticated rooftop unit designed for commercial heating and cooling applications, striking a balance between performance, efficiency, and versatility. This unit is engineered to cater to various building sizes and configurations, making it an excellent choice for businesses seeking reliable climate control solutions.

One of the standout features of the Bryant 581A/B is its high efficiency. With SEER ratings reaching up to 14.5, this unit can significantly reduce energy costs while providing optimal performance throughout its operational lifespan. The design incorporates advanced compressor technology, allowing for variable speed operation that not only enhances comfort but also promotes energy savings by adjusting to the real-time demands of the environment.

The Bryant 581A/B also integrates cutting-edge refrigerant technology. Utilizing Puron refrigerant, it adheres to current environmental standards, minimizing its impact on ozone depletion while maximizing cooling performance. This commitment to sustainability is complemented by energy-efficient components, including high-efficiency coils and fan motors, which further optimize energy consumption.

In terms of construction, the Bryant 581A/B is built to withstand the rigors of outdoor installation. The unit features a rugged cabinet design with durable, corrosion-resistant materials, ensuring long-term reliability even in challenging weather conditions. Additionally, the easily accessible components simplify maintenance, reducing downtime for businesses.

The functionality of the Bryant 581A/B extends beyond mere cooling and heating. It is equipped with advanced control systems that can be interfaced with building management systems, allowing for seamless integration and enhanced control over indoor climate. This technology provides operators with the ability to monitor and adjust settings remotely, ensuring a comfortable indoor environment while optimizing energy use.

Noise reduction is another important characteristic of the Bryant 581A/B. The unit is designed with sound-dampening features, making it suitable for applications where low noise levels are a priority, such as retail spaces or office buildings.

Overall, the Bryant 581A/B is a robust solution for businesses seeking efficient, reliable, and flexible climate control. Its combination of advanced technology, durable construction, and user-friendly features make it a leading choice in the commercial HVAC market.
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