Zehnder Caladair Freetime First Eco 800

Product Part Number:

Caladair FREETIME 800 First Eco - CDF024149

Description

The Zehnder Caladair Freetime First Eco 800 is a compact, high-performance commercial heat recovery unit designed for superior energy efficiency and air quality control. With zoning options, heating & cooling accessories, and advanced filtration, this unit is ideal for various commercial and industrial applications.

Additional Zoning Options

This unit can be upgraded with optional electric duct dampers, which can be controlled by:

• PIR Sensor – Detects occupancy and increases airflow.
• CO₂ Sensor – Detects high CO₂ levels and adjusts airflow.
• Wall Switch – Manually increases airflow.
• Light Sensor – Adjusts airflow when lights are switched on.
• BMS (Building Management System) – Controls zoned areas and unit settings.
• Dampers – Configurable to various airflow rates when open or closed.

For customization and additional zoning options, contact our sales team at 028 2827 5150.

Heating & Cooling Accessories

Optional heating and cooling accessories include:

• Electric Preheater – Prevents frost buildup.
• Electric Post Heater – Increases room temperature.
• Water Heater – Can be used as a pre-heater or post-heater.

Controllability

A Digital Control Panel is available for independent operation without a BMS system.

LCD Controller Functions:

• Weekly timer
• Holiday timer
• Summer by-pass / Night-time cooling
• Fault finding
• Speed parameters
• Filter indicator
• Fire alarm integration
• Temperature sensors
• Integration via Modbus, Bacnet, or Web

Filtration

• 1x F7 large-capacity pollen intake filter
• 1x G4 extract filter

Construction

• Outer Construction: Airtight 10-gauge galvanized steel double-skin panels with 25mm high-density mineral wool insulation in accordance with EN1886.
• External Face: Pre-lacquered with a protective film in RAL 7035.
• Connections: Circular branch connections with rubber seals. Airtight construction to ATEC CSTB n° 13-224-12.
• Mounting: Crimped hanging brackets for ceiling mounting.

Heat Exchanger

• Highly efficient aluminium counter-flow heat exchanger that provides up to 90% heat recovery, designed for lifetime use.

Motors

• 2x low-energy, high-efficiency backward curved EC motors with heat and speed protection.

Installation

• The unit is horizontally mounted on the ceiling or floor with adjustable hanging brackets. Ensure the structure can support the unit’s weight.
• Condensate Drain: 15mm BSP metal pipe provided on the side of the unit, which should be connected to a drain via a waterless trap.

Dimensions

Installation of Ductwork

We recommend using Metal Spiral Ducting and fittings for superior strength. To ensure optimal airtightness and durability, use self-sealing fittings or a combination of Ducting Sealant and Aluminium Duct Sealing Tape.

Accessories

A full range of controls, sensors, in-line silencers, floor/wall/ceiling inlets, and outlet diffusers are available to complete the installation.

Guarantee

• 2-Year Parts Guarantee for peace of mind.

Please Note – These units are built to order. For lead times on the Caladair Freetime Commercial Units, please contact our sales team at 028 2827 5150.