Combined Substation (American Style) YB25-12/0.4
Negotiable
China
No. 439, Yizhi Road, Zone A, Xiaolan Economic and Technological Development Zone, Nanchang County, Nanchang City, Jiangxi Province
0791-88556630
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Product Introduction

Overview:

This product is developed by absorbing the latest advanced foreign technology and adapting it to the domestic situation. The entire product is characterized by its compact size, easy installation and maintenance, low noise, low loss, anti-theft features, strong overload capacity, and comprehensive protection. It is suitable for new residential areas, green belts, parks, stations, hotels, construction sites, airports, and similar locations.

The YB25-12/0.4 combined box-type substation (American style) is suitable for 10kV ring network power supply, dual power supply, or terminal power supply systems, serving as a device for transformation, metering, compensation control, and protection.

Operating Conditions:

  • Altitude not exceeding 1000 meters;
  • Ambient temperature: -35°C to +40°C;
  • Relative humidity: Daily average not exceeding 95%, monthly average not exceeding 90%;
  • Installation site: Should be free from fire, explosion hazards, chemical corrosive gases, and should have good ventilation. The ground inclination should not exceed 3°.
Technical Specifications

 

Item Unit Parameter
Rated Voltage kV 10/0.4 (High Voltage/Low Voltage)
Maximum Operating Voltage kV 12 (High Voltage Side)
Rated Frequency Hz 50
Rated Capacity kVA 50-1600
1-Minute Power Frequency Withstand Voltage kV 35
Lightning Impulse Voltage kV 75
Cooling Method   Oil-immersed Self-cooling
High Voltage Backup Fuse Breaking Current kA 50
Plug-in Fuse Breaking Current kA 2.5
Ambient Temperature °C -35 to +40
Coil Permissible Temperature Rise °C 65
No-load Voltage Regulation   ±5% or ±2×2.5%
Noise Level dB 50
Protection Level   IP43