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YB-12/0.4-1250 Prefabricated Substation
Prefabricated Substations

YB-12/0.4-1250 Prefabricated Substation

Model: YB-12/0.4-1250

European-style box substation integrating HV switchgear, transformer, and LV distribution.

Technical Specifications

Standard

IEC 62271

Frequency

50Hz

Installation

Indoor/Outdoor

Rated Voltage

12kV/0.4kV

Protection Level

IP33-IP54

Transformer Capacity

1250kVA

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Product Overview

YB-12/0.4-1250 Type High/Low Voltage Prefabricated Substation (commonly known as "Box-type Substation" or "European-style Box Transformer") is a complete set of power distribution equipment that integrates high-voltage switchgear, distribution transformer, and low-voltage distribution devices. It is suitable for power conversion and distribution between 10kV (or 12kV) high-voltage side and 0.4kV low-voltage side, widely used in urban power grids, industrial parks, residential communities, and new energy (photovoltaic/wind power) fields.

Key Features

  • Integrated design: High-voltage room, transformer room, and low-voltage room modular combination with compact structure and small footprint
  • Safe and reliable: Fully enclosed metal shell, protection level reaching IP33~IP54 (higher optional)
  • Flexible configuration: Can choose outdoor or indoor type, ring network or terminal power supply scheme
  • Intelligent management: Optional intelligent monitoring system for real-time monitoring of voltage, current, temperature and other parameters

Product Advantages

  • Rapid installation: Factory debugging completed, only foundation construction and cable connection needed on site
  • Energy saving and environmental protection: Using S20/SCB14 high-efficiency transformers, meeting GB20052-2024 energy efficiency standards
  • Easy maintenance: Modular design, independent unit inspection, reduced O&M costs

Applications

  • Municipal Power Grid: Power distribution renovation for urban roads, residential areas, and commercial centers
  • Industrial Power: Large capacity load power supply for factories, mines, and oil fields
  • New Energy Field: Photovoltaic power stations, wind farm boost grid connection
  • Temporary Power: Short-term power needs for construction sites, exhibitions, etc.

Certifications & Standards

Standard

IEC 62271

All products certified by National Electric Power Industry Quality Testing Center

CCCCQCISO 9001

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