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American-Type Box-Type Substation (Pad-Mounted Transformer)

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American-Type Box-Type Substation (Pad-Mounted Transformer) American-Type Box-Type Substation (Pad-Mounted Transformer)

American-Style Pad-Mounted Substation

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  • Box-Type Substations

  • DADA

 
The American-style pad-mounted substation (also known as a compact-type transformer) is a compact outdoor distribution unit that highly integrates high-voltage switchgear, a distribution transformer, low-voltage switchgear, and protection devices within a single, fully sealed oil tank. 
 
With a mainstream voltage rating of 10kV/0.4kV and oil-immersed insulation and cooling, it offers a small size, minimal footprint, fast installation, low cost, and fully sealed, maintenance-free operation, and can be installed directly at ground level or on a pole. 
 
It is widely used in rural power supply, street lighting, residential developments, industrial parks, temporary construction power, and similar applications.
 
Product Description

This product features a modular design in which the high-voltage section, low-voltage section, and transformer share a single transformer oil tank. With the transformer as the main body, high-voltage control and protection components such as the high-voltage load-break switch and fuses are installed in the transformer oil tank together with the transformer body, resulting in a compact structure. Thanks to this compact structure, it is small in size—occupying only one-third the footprint of a European-style substation—and low in cost, with excellent heat dissipation and ventilation and greater safety and reliability.

This assembly complies with JB/T 10217-2013 Combined Transformers, IEC 60076 Power Transformers, and the American-style provisions of IEC 62271-202 High-Voltage/Low-Voltage Prefabricated Substations.


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