Our Products
Daqo produces a comprehensive range of bus duct systems and accessories rated up to 35kV/30,000A, designed for hydroelectric, nuclear, thermal, and industrial power applications.
Isolated Phase Bus Duct
Designed for 50MW+ generators, our IPB systems support 10kV–35kV and 1,000A–30,000A. Used from generator terminals to GCB and main transformers.
- • Up to 35kV / 30,000A capacity
- • For generator to transformer connections
- • Tap-off runs to auxiliary transformers
- • Proven in 1000MW turbine units
Segregated Phase Bus Duct
Metallic enclosure with phase segregation using aluminum or insulating barriers. Ideal for transformer-to-switchgear interconnections.
- • Three-phase segregated design
- • Aluminum or insulating barriers
- • High safety and reliability
- • Used in power plants and heavy industries
Insulated Tubular Bus Duct
Compact, high-capacity solution for power distribution in metallurgy, petroleum, chemical, and energy sectors.
- • Small footprint, high current capacity
- • High safety factor
- • Easy maintenance
- • Widely accepted in industrial projects
LAVT Cubicle
Voltage transformer cubicle for accurate measurement and protection in bus duct systems.
- • High-precision voltage monitoring
- • Integrated protection circuits
- • Customizable configurations
- • Robust enclosure design
NGT Cubicle
Neutral Grounding Transformer cubicle for safe grounding in high-voltage systems.
- • Ensures system grounding safety
- • Reduces fault currents
- • Suitable for 10–35kV systems
- • Fully tested and certified
Forced Air Cooling System
Active cooling solution for high-current bus ducts to maintain optimal operating temperature.
- • Prevents overheating in high-load conditions
- • Increases system lifespan
- • Integrated monitoring
- • Energy-efficient design
Current Transformers (CTs)
Precision metering and relaying equipment for current monitoring and protection.
- • High accuracy class
- • For protection and metering
- • Multiple ratio options
- • Fully insulated design
Seal Bushing & Hydrogen Monitor
Critical accessories for generator connections and hydrogen-cooled systems.
- • Prevents gas leakage
- • Real-time hydrogen monitoring
- • Explosion-proof design
- • Compliant with safety standards