50UA

50UA
Carrier

50UA

High‑capacity packaged rooftop unit delivering maximum efficiency, advanced control, and proven reliability for commercial and industrial applications
The Carrier 50UA Packaged Rooftop Unit is a flexible, self‑contained air‑conditioning solution designed for outdoor installation. With high‑efficiency operation, advanced refrigerant and airflow control, and robust mechanical design, the 50UA provides dependable cooling and heating performance for demanding applications.

Features

Capacity & Efficiency

Heating and cooling capacity: 120 – 200 kW Designed for maximum efficiency across the operating range Eurovent‑certified performance at full and partial load High seasonal efficiency for reduced operating costs

Flexible Heating Solutions

Multiple heating configurations available: Electric heaters Hot‑water heating coils Condensing natural gas burners Adaptable to diverse project requirements and energy strategies

Advanced Refrigerant & Airflow Control

Electronic Expansion Valve (EXV) for precise refrigerant control Improved stability, efficiency, and compressor protection High‑pressure and VAV ventilator / aspirator fan solutions

Energy Optimization & Free Cooling

Rotary heat recovery options: Condensation Sorption Free cooling via enthalpic economizer Advanced Carrier control algorithms optimize: Airside performance Refrigerant‑side operation

Comfort & Part‑Load Performance

Optimized for part‑load operation, where systems run ~99% of the time Only required compressors operate, maximizing efficiency Full utilization of condenser and evaporator capacity Crankcase heaters fitted as standard on all units

Reliability & Mechanical Design

Flying Bird IV fans made from Carrier‑patented composite material Low noise operation with no disturbing low‑frequency sound Automatic fan speed reduction at partial load and low outdoor temperature Two‑speed fan motors for optimal efficiency Advanced patented defrost algorithm: Reduces defrost time by up to 50% Electric heater prevents ice accumulation at condenser coil base Fully welded refrigerant piping Pressure sensors mounted directly on pipes Dual‑inlet indoor fans with forward‑curved blades

Control / Integrations

Advanced Carrier Control Platform

Intelligent control of:
Compressors
Fans
Heating and cooling operation
Defrost cycles
Optimizes performance and efficiency under all operating conditions

Airflow & Energy Management

Variable Air Volume (VAV) fan control
Automatically adapts airflow to building demand
Reduces energy consumption at partial load

BMS Integration

Designed for integration with Carrier control systems
Compatible with third‑party Building Management Systems (BMS)
Enables centralized monitoring, alarms, and performance tracking

Protection & Operational Security

Integrated safety and protection logic
Stable operation ensured through:
Pressure monitoring
Defrost protection
Anti‑freeze strategies

Technical Documents

Document Name Description Document Type Language Action
50UA Brochure PDF English Download

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Airovision is a modular construction that can be fully customized to provide the required performance for any application such as leisure and event complexes, theatres, museums, libraries, offices in companies and government institutions, shopping centers, super-markets, department stores and educational establishments, as well as oil drilling rigs, airports and cruise ships. Also ideal in healthcare […]

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