Intelligent HVAC Control Solution for Subway Tunnels

Huapujie Electric: Innovative Smart Control Cabinets for Metro Tunnel Ventilation Systems,Recent Delivery of Intelligent Control Cabinets , Huapujie Electric is proud to announce the successful delivery of advanced smart control cabinets designed specifically for metro tunnel air conditioning and fresh air systems. These cutting-edge cabinets utilize highly integrated configurations to achieve significant energy savings and streamline operational maintenance (O&M), promoting green upgrades within the rail transit sector. The chilled water Pump Control Cabinets are set to enhance the air conditioning solutions for a city’s underground metro line, ensuring stable and reliable climate control, ---,Core Technology: Ensuring Stability and Intelligence , High-Efficiency Drive System ,

● Featuring a Danfoss 37KW Variable Frequency Drive (VFD) for precise fan speed regulation, these cabinets adapt to varying ventilation needs while saving up to 25% energy,

● The built-in Danfoss filter effectively reduces electromagnetic interference (EMI ≤ 30dB), ensuring stable signal transmission,

Multi-Layer Safety Protection ,

● Schneider molded-case circuit breakers safeguard against short circuits and overloads,

● Mean Well power supplies guarantee uninterrupted operation 24/7,

● An IoT remote monitoring system tracks essential cabinet parameters (temperature, humidity, current) and provides instant alerts to maintenance platforms,

Smart Operational Capabilities ,

● Industrial Ethernet switches facilitate seamless integration with Building Automation Systems (BAS) used in metro operations,

● Schneider receivers enable multi-device linkage control with a response delay of less than 50ms, ---,

Project Value: Enhancing Underground Air Quality , The implementation of these chilled water pump control cabinets will provide significant benefits, including:,

● Improved air quality through CO₂-based fresh air volume regulation,

● Enhanced energy efficiency via remote start-stop capabilities and parameter configuration,

● Greater maintenance convenience with a modular design that allows for future expansions, ---,

About Huapujie Electric , Huapujie Electric is a leading manufacturer of HVAC control cabinets with over 12 years of experience in serving the rail transit industry. Our products are CE and ISO9001 certified, reflecting our commitment to quality and innovation. We specialize in creating customized smart control solutions tailored to meet the unique needs of our clients, For technical inquiries, please contact us at:, Phone: 0512-81862896, ---, This project demonstrates Huapujie Electric's expertise in metro ventilation control systems. We are dedicated to providing high-efficiency and reliable smart control solutions for the rail transit industry, ensuring safer and more comfortable underground environments for passengers