High Efficiency Compact Prefabricated Substation China Manufacturer 250kVA-2500 kVA

Product Overview

The Compact Prefabricated Substation (250-2500kVA) is a modern, space-saving power distribution solution that replaces traditional indoor substations. This Compact Substation fully meets user requirements for energy metering, reactive power compensation, and customized high/low voltage configuration schemes, representing the development direction of small and medium-sized power distribution facilities.

With rated AC frequency of 50Hz/60Hz, maximum operating voltage up to 35kV and maximum operating current up to 5000A, this Compact Prefabricated Substation delivers stable performance across diverse scenarios. The Compact Substation is widely applied in industrial and mining enterprises, wharves, public facilities, high-rise buildings and residential areas. The Compact Prefabricated Substation is mainly exported to Asia, Africa and other regions, with professional OEM/ODM services available. The product complies with IEC60067, GB 17467-2010 and other international and national standards.

Product Advantages

Leading Technology

• The Compact Prefabricated Substation adopts fully enclosed and fully insulated structure, ensuring safe and reliable operation.

• This Compact Substation features simple operation, maintenance-free performance and low overall equipment cost.

Enclosure Design

• The shell of the Compact Prefabricated Substation is firm, heat-insulated and well-ventilated, with stable anti-corrosion, dustproof and waterproof performance, and beautiful appearance.

• The Compact Substation offers various shell material options, including steel plate, composite plate, stainless steel plate and cement plate, with protection grade up to IP67.

Functional Units

• The Compact Prefabricated Substation is divided into three independent compartments: high voltage room, low voltage room and transformer room.

• The high voltage room of the Compact Substation can be equipped with XGN15, HXGN17 or SF6 switchgear according to requirements.

• The low voltage side of the Compact Prefabricated Substation adopts panel or cabinet-mounted structure, which can form customized power supply schemes, meeting functions such as power distribution, lighting distribution, reactive power compensation and energy metering. The main switch can be universal circuit breaker or intelligent circuit breaker, featuring flexible installation and easy operation.

• The transformer room of the Compact Substation can be equipped with fully sealed oil-immersed transformer or dry-type transformer as required.

Busbar System

• The Compact Prefabricated Substation supports three-phase four-wire or three-phase five-wire system.

• High-quality three-phase tinned copper busbars are used, with high mechanical strength and excellent heat dissipation performance for the Compact Substation.

Core Technical Parameters Table

Conditions of Use

• Ambient air temperature: -45℃ to +45℃, suitable for the Compact Prefabricated Substation.

• Altitude: ≤1000m; can reach 4000m with customized transformers and low-voltage components for the Compact Substation.

• Vertical inclination: ≤5°, no violent vibration or impact during operation of the Compact Prefabricated Substation.

• Air humidity: ≤90% (+25℃), ensuring stable operation of the Compact Substation.

• Installation environment: No conductive dust, explosion hazard or corrosive gas that may damage metal and electrical components, suitable for the Compact Prefabricated Substation.

• Outdoor wind speed: ≤35m/s, meeting the outdoor installation requirements of the Compact Substation.Customized solutions are available for special operating environments of the Compact Prefabricated Substation.

Ordering Instructions

When ordering the Compact Prefabricated Substation, customers shall provide the following information:

• Main loop scheme diagram and secondary loop system diagram of the Compact Substation.

• Electrical schematic diagram of auxiliary circuit and wiring terminal layout for the Compact Prefabricated Substation.

• Equipment layout drawing, assembly drawing and floor plan drawing of the Compact Substation.

• Model, specification and quantity of main electrical components for the Compact Prefabricated Substation.

• Incoming and outgoing line method and cable specifications for the Compact Substation.

• Shell material and color requirements for the Compact Prefabricated Substation.

• Other special technical requirements can be negotiated and customized with the manufacturer for the Compact Substation.

Welcome customers to visit the factory. We provide OEM/ODM services and support customized protection levels for the Compact Prefabricated Substation.