ZQSC(H)B Series Traction Rectifier Dry-Type Transformer
A cast resin dry-type transformer designed for railway and urban rail traction power supply systems. It features high mechanical strength and harmonic optimization design, and is compatible with multi-pulse rectification schemes, effectively adapting to frequent impact load conditions.
Rectifier power supply for traction substations, focusing on adaptability to impact loads.
Urban Rail Transit
Metro and urban rail traction substations, emphasizing harmonic optimization and reliable operation.
Transportation Hubs
High-density passenger stations, with a focus on safety redundancy and continuous power supply.
Product Description
1
Dedicated Traction Application: Optimized for railway and metro traction rectifier systems, capable of withstanding frequent start-stop cycles and impact loads.
2
Epoxy Resin Cast Structure: Vacuum cast epoxy resin design provides high mechanical strength with excellent vibration and impact resistance.
3
Harmonic Optimization: Supports 24-pulse rectification schemes, effectively reducing harmonic injection and improving grid power quality.
4
Lower Non-Characteristic Harmonics: Specially designed to suppress non-characteristic harmonics, reducing interference and additional loss risks.
5
Class F Insulation System: Uses Class F insulation materials with higher thermal margin for reliable long-term operation.
6
Temperature Monitoring Control: Embedded PT thermal sensors enable real-time temperature monitoring and early warning for precise thermal management.
Product Features
Excellent Overload Capability
Capable of withstanding short-term loads higher than rated capacity, ensuring stable operation under high-load conditions.
Low Partial Discharge, Low Loss & High Efficiency
Designed with low partial discharge
Suitable for Outdoor Installation
Can be installed in IP45-rated enclosures for outdoor use, offering strong protection against dust and water for harsh weather conditions.
Zero Fire Risk
Uses non-flammable winding insulation materials, minimizing fire hazards and making it suitable for indoor installation with enhanced safety.
Non-Hygroscopic Design
Moisture-resistant materials prevent water absorption, ensuring stable performance in humid environments over long-term operation.
High Vibration & Shock Resistance
Optimized for traction start-stop and braking impact conditions, with a robust structure ensuring higher stability and reliability.
Main Parameters
Rated Capacity
800kVA-4400kVA
High Voltage
10kV-35kV
Impedance Voltage
6.5%-8%
Excitation Current
0.2%-0.9%
No-Load Loss
1794W-7500W
Load Loss
5959W-29000W
Implementation Standard
GB/T 10228Dry-Type Transformers
IEC 60076Power Transformers
IEEE C57.12Transformer Standards
GB/T 6451Seismic Design Code for Electrical Equipment
GB/T 11022Low-Voltage Switchgear and Controlgear
IEC 60726Tests for Dry-Type Power Transformers
Technical Advantages
R&D Cloud Platform
An integrated digital platform combining electromagnetic optimization design, parametric modeling, performance analysis, structural optimization, and automatic drawing generation. It enables transformer design resource sharing and efficient data management, including search, modification, and version control.
Simulation Analysis
Comprehensive multi-physics simulation covering fluid flow, thermal field, electric field, leakage magnetic field, transient processes, and short-circuit forces. Each transformer series is optimized through thermal and flow analysis to accurately control winding temperature rise and hotspot distribution, ensuring reliable and stable performance.
Smart Operation & Maintenance Platform
By collecting key data such as temperature, current, voltage, vibration, and grid harmonics, the system enables real-time power quality analysis and fault alarms. It also supports mobile access for remote monitoring and intelligent O&M management.
