HVAC Solutions for Tunnels

Safe travels

Danfoss AC drives work with the complex HVAC systems in underground subway and train services as well as road tunnels. Providing reliable operation of cooling, ventilation and safety systems, our solutions ensure pollution-free and safe environments for millions of passengers the world over.

Ensures continued operation of smoke extraction fans in the event of a fire
Multi-zone feature allows for independent speed controls and airflow directions
Secure uptime with condition-based monitoring
Continuous control of motor cable connection to motor even in standby
State-of-the-art EMC performance even with long motor cables

Related products

DrivePro® Services

Every AC drive application is different. DrivePro® Services is a collection of tailor-made products designed around your needs.

From optimized spare part packages to condition-monitoring solutions, customize our products to support your business through the different lifecycle stages of your AC drive.

VLT® Refrigeration Drive FC 103

FC 103 is dedicated to controlling compressors, pumps and fans for significant energy savings in refrigeration plants.

VLT® HVAC Drive FC 102

This tough and savvy FC102 drive enhances pump and fan applications in building management systems, and runs outdoors in most climates.

Related applications

Condition monitoring of HVAC/R systems

In air flow and indoor air quality-related applications, condition monitoring functionality improves system uptime and competitiveness by preventing issues before they occur.

Drives for fans in commercial buildings

With user-friendly interfaces, distributed intelligence and reduced power consumption, Danfoss AC drives optimize the performance of fans.

Drives for pumps in commercial buildings

Protect your pump and optimize commercial ventilation and air conditioning performance using AC drives.