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Carrier 15T 460V-3PH R454B Packaged Rooftop Unit

High-efficiency 15-ton packaged rooftop unit featuring gas heating, electric cooling, and advanced R-454B refrigerant technology for commercial applications.

Table of contents

Product Overview

The Carrier 15T 460V-3PH R454B is a high-performance, single-packaged rooftop unit designed for commercial heating and cooling. It utilizes the environmentally friendly Puron Advance (R-454B) refrigerant, offering a significant reduction in global warming potential compared to legacy refrigerants. The unit is factory-tested and features two-stage cooling capacity control for efficient comfort management.

Technical Specifications

  • Unit Size: 15 Tons
  • Voltage: 460V-3PH-60Hz
  • Cooling Capacity: 185.08 MBH (Gross)
  • Heating Type: Gas Heat
  • Airflow: 6000 CFM
  • Refrigerant: R-454B
  • Dimensions: Approx. 9' 7.875" L x 5' 3.375" W x 4' 9.375" H
  • Operating Weight: 1474 lb

Key Features and Safety

The unit is equipped with advanced safety and operational features, including a factory-installed A2L refrigerant leak detection and dissipation system certified to UL 60335-2-40. The EcoBlue Vane Axial fan system provides efficient, direct-drive operation without the need for belts or pulleys. The unit control board facilitates intuitive diagnostics, alarm management, and fan speed adjustments.

Installation and Maintenance

The unit is designed for easy installation with field-convertible vertical to horizontal airflow. It features a full-perimeter base rail with rigging adapters and fork truck slots. Maintenance is simplified through large access panels with easy-grip handles, tool-less filter access, and a simplified control box arrangement. The unit is constructed with galvanized steel and a prepainted baked enamel finish for durability.

Warranty

Standard warranty includes 1-year parts, 5-year compressor parts, and a 10-year heat exchanger warranty (Aluminized standard, Stainless Steel optional).

Unit dimensions and connection points
Unit dimensions and connection points

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Emily Carter

User documentation editor

Prepares concise manual descriptions and highlights the most useful setup, operation, and maintenance information for readers.