39HQ

Carrier Commercial Air Treatment
39HQ
Air Handling Units

39HQ

Custom double‑wall central station air handling unit for indoor, outdoor, and hygienic HVAC applications
The Carrier 39HQ Air Handling Unit is a versatile, custom‑built central station air handler designed to deliver dependable heating, cooling, ventilation, VAV, and hygienic air treatment. With a wide airflow range, robust double‑skin construction, and compliance with international standards, the 39HQ is engineered for reliable performance across commercial and industrial applications.

39HQ

Carrier’s AiroVision® 39HQ Central Station Air Handling Units are available in 122 standard sizes, covering a broad range of airflow requirements from small commercial installations to large industrial systems. The unit construction consists of a rigid frame and insulated panels, offering high mechanical strength, thermal performance, and acoustic insulation.

The casing is manufactured from 1.0 mm profiled galvanized and coated steel, forming a lightweight yet durable structure. A 60 mm dual‑skin casing wall incorporates panels, doors, inspection hatches, and removable center posts for easy access and maintenance. All casing wall characteristics are verified in accordance with EN 1886, based on model‑box testing.
Country of origin: Turkey.

39HQ

Standards & Compliance

Designed in accordance with: EN 1886 – Mechanical performance of air handling units EN 13053 – Ratings and performance of AHU components and sections Fan performance tested and certified to DIN and AMCA standards ARI 1060 and Eurovent‑certified energy recovery wheels

Wide Airflow Capacity

Nominal airflow range: 600 to 48,500 CFM Equivalent to 2,000 m³/h to 125,000 m³/h Suitable for commercial, industrial, and hygienic HVAC systems

Double‑Skin, High‑Performance Construction

Custom double‑wall casing Galvanized steel construction Standard casing wall GP080: 0.8 mm internal and external steel sheets Mineral wool (glass wool) insulation between panels Excellent heat preservation and acoustic insulation

Casing Classification (EN 1886)

Mechanical strength class: D1 Casing air leakage class: L2 Filter bypass leakage class: F9 – front withdrawal filters F9 – slide withdrawal filters F7 – slide withdrawal filters (standard) Thermal transmittance class: T2 Thermal bridging class: TB2 Acoustic insulation

Air Treatment & Dampers

Parallel and opposed blade dampers on mixing boxes Multiple filtration stages available: Pleated filters Fine filters HEPA filters

Cooling & Heating Options

Compatible with: Chilled water coils Hot water coils Direct Expansion (DX) coils Dual refrigerant circuits available Coils fabricated and tested in accordance with ASHRAE/ANSI 15 Various coil face areas, fin densities, and circuiting arrangements

BMS Integration Ready

Designed for seamless integration with:

Carrier control systems
Third‑party Building Management Systems (BMS)
via standard control interfaces and field devices.

Fan Control Flexibility

Compatible with VFD‑driven fans
Supports constant air volume (CAV) and variable air volume (VAV) applications.

Comprehensive Component Control

Supports control and monitoring of:

Supply, return, and exhaust fans
Mixing box dampers (parallel and opposed blade)
Chilled water, hot water, and DX coils
Electric preheaters
Energy recovery wheels

Energy Recovery Integration

Fully compatible with ARI 1060 and Eurovent‑certified heat recovery wheels
Supports modulation and interlocking with AHU operation.

Zoning & System Strategy Support

Suitable for single‑zone or multi‑zone HVAC systems
Can be integrated into central plant control strategies.

Maintenance & Service Integration

Control logic supports alarm handling and fault indication
Large access panels allow easy servicing of controlled components.

Document Name Description Document Type Language Action
39HQ Brochure PDF English Download
What applications is the Carrier 39HQ suitable for?

The 39HQ is suitable for commercial buildings, industrial facilities, healthcare, cleanrooms, and hygienic HVAC applications.

What airflow range does the 39HQ cover?

From 600 to 48,500 CFM, equivalent to 2,000 to 125,000 m³/h, depending on configuration.

Does the 39HQ comply with international standards?

Yes. It complies with EN 1886, EN 13053, ASHRAE/ANSI 15, and DIN/AMCA fan standards.

Can the unit be customized?

Yes. The 39HQ offers extensive customization including casing construction, filtration levels, coil types, fan selections, and hygienic features.

Is the unit easy to maintain?

Yes. Large access panels, removable center posts, and modular construction allow easy inspection, cleaning, and servicing.

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