Commercial VFD Control Box Power Supply Cabinet For Central Air Conditioner

ACI DLT Series Central Air Conditioning Energy-Saving Cabinet

Central Air Conditioning Energy-Saving Cabinet is a specialized device designed to enhance the energy efficiency of central air conditioning systems. By optimizing the operation of refrigeration compressors, fans, and pumps, it reduces power consumption while maintaining indoor comfort.

I. Working Principle

The energy-saving cabinet monitors the real-time operating parameters of the central air conditioning system (such as temperature, humidity, and load) and dynamically adjusts the operation of key components (e.g., compressors, fans) to minimize energy waste. Key methods include:

• Variable Frequency Speed Regulation: Adjusts the speed of compressors and fans based on load demand, reducing energy consumption during partial-load conditions.
• Intelligent Temperature Control: Maintains stable indoor temperature by optimizing the operation of the refrigeration cycle, avoiding frequent on/off cycling of equipment.
• Energy Management and Optimization: Analyzes system data to identify energy-saving opportunities and implement automated adjustments.

II. Technical Features

1. High Energy Efficiency
   • Energy-saving rate typically ranges from 15%–40%, depending on system configuration and operating conditions.
   • Reduces reactive power loss and improves overall system efficiency.
2. Advanced Control Algorithms
   • Supports multi-parameter monitoring and adaptive control to respond to varying load demands.
   • Optional integration with building automation systems (BAS) for centralized management.
3. Comprehensive Protection Functions
   • Built-in overload, overvoltage, undervoltage, and short-circuit protection to ensure safe operation.
   • Fault diagnosis and alarm systems for rapid troubleshooting.
4. User-Friendly Interface
   • Intuitive touchscreen or digital display for easy operation and monitoring.
   • Remote access capabilities for real-time status checks and parameter adjustments.

III. Application Scenarios

• Commercial Buildings: Office buildings, shopping malls, hotels, and hospitals to reduce energy costs while maintaining comfort.
• Industrial Facilities: Factories and warehouses with large-scale air conditioning systems to optimize energy use.
• Public Institutions: Schools, government buildings, and transportation hubs to enhance energy efficiency.
• Data Centers: Critical environments requiring precise temperature control with minimal energy waste.

GuangDong Zhufeng Electric Co.,LTD established in 2004, is a national high-tech and energy save enterprise with approval by National Development and Reform Commission. Focusing on the development and production and sale of products of “energy saving and control speed and variable speed” , Zhufeng has been a very good supplier for energy saving and automation control solutions . With it’s own brands: “ACI”,“ZFENG”, Zhufeng has developed DLT series products including vector and universal variable frequency drive, servo system, energy saving cabinet, industrial power saver, soft starter etc. Applications including ceramic, machinery, petrochemical, metal, textile, food, papermaking, cement, water supply, plastic injection, central air-conditioning, smart building,etc.