TROX UK FSL-V-ZUS Secondary Air Unit Installation Guide

Table of Contents

Model: FSL-V-ZUS
Application Range: Secondary air unit for supply air, with heat exchanger
Installation: Vertical installation on an external wall, e.g. adjacent to a window
Usage: Ready-to-operate decentralised ventilation unit that provides good comfort levels, used for the ventilation of rooms

Optional Equipment and Accessories

Modular control system X-AIRCONTROL, specially for decentralised ventilation systems
Free cooling and night purge, depending on control strategy
Various fixing systems to fix the unit to the floor or wall
Powder coating in many different colours, e.g. RAL CLASSIC

To install the FSL-V-ZUS unit, follow these steps:

Select a suitable location on an external wall, preferably adjacent to a window.
Ensure proper clearance around the unit for efficient airflow.
If required, use the provided fixing systems to securely attach the unit to the floor or wall.

INSTALLATION EXAMPLE FSL-V-ZUS

Type FSL-V-ZUS
Secondary air unit for supply air, with heat exchanger, for vertical installation on an external wall, e.g. adjacent to a window Ready-to-operate decentralised ventilation unit that provides good comfort levels, used for the ventilation of rooms
- Acoustically optimised EC fan with low specific fan powers, SFP = 1 according to EN 13779
- Heat exchanger for heating and cooling as 2-pipe or 4-pipe system
- Unit base of approx. 0.11 m²
- Reduction of fine dust and pollen contamination due to integral filters that conform to VDI 6022 – F7 fresh air filter
- Easy filter change, no tools required
- Condensate drip tray with or without condensate drain
- Motorised shut-off damper, normally closed (NC)
- Self-powered secondary air damper for adding secondary air to increase the thermal output
Optional equipment and accessories
- Modular control system X-AIRCONTROL, specially for decentralised ventilation systems
- Free cooling and night purge, depending on control strategy
- Various fixing systems to fix the unit to the floor or wall
- Powder coating in many different colours, e.g. RAL CLASSIC

For further product information please click here.

To operate the FSL-V-ZUS unit:

Ensure that the unit is properly connected to a power source.
Set the desired ventilation settings using the modular control system X-AIRCONTROL.
Monitor the unit’s performance and adjust settings as needed for optimal comfort levels.

To maintain the FSL-V-ZUS unit:

Regularly clean or replace the filters to ensure proper airflow and ventilation.
Inspect and clean the heat exchanger periodically to remove any accumulated debris.
Check for any signs of wear or damage and promptly address any issues to ensure optimal performance.

Q: Can I use the FSL-V-ZUS unit for cooling purposes?
A: The FSL-V-ZUS unit is primarily designed for ventilation purposes, but it can provide some cooling through the heat exchanger. For dedicated cooling, it is recommended to explore additional cooling options.
Q: Is the X-AIRCONTROL control system included with the FSL-V-ZUS unit?
A: No, the X-AIRCONTROL modular control system is an optional equipment specially designed for decentralised ventilation systems. It needs to be purchased separately if desired.
Q: How often should I clean or replace the filters?
A: The frequency of filter maintenance depends on factors such as usage, air quality, and environmental conditions. It is recommended to inspect and clean or replace the filters at least once every three to six months.