Custom 11kV Compact Substation – Prefab Design Available

Product Overview

This custom 11kV box-type compact substation is a factory-assembled power distribution solution designed for medium voltage (MV) applications. It integrates a transformer, high-voltage switchgear, and low-voltage control equipment into a single metal enclosure. Ideal for wind farms, industrial facilities, and urban substations, it offers reliable, compact, and safe power distribution in accordance with IEC 62271-202 and GB/T 17467-2010 standards.

Key Features

Compact and modular structure for easy installation
Fully integrated MV transformer and switchgear
Available with oil-immersed or dry-type transformers
Optional SF6 RMU or vacuum circuit breaker on HV side
Customizable LV section with MCCB, ACB, or metering
Outdoor-ready with IP54 or IP65 protection
Compliant with international and national MV standards
Suitable for both permanent and temporary power supply scenarios

Technical Specifications

Parameter	Value
Rated Voltage	11kV
Rated Frequency	50Hz
Transformer Capacity	315kVA to 2500kVA
Transformer Type	Oil-immersed / Dry-type
High Voltage Side	SF6 RMU / Vacuum Circuit Breaker
Low Voltage Side	MCCB / ACB + metering (optional)
Cooling Method	Natural air / Forced ventilation
Protection Level	IP54 (standard) / IP65 (optional)
Standards	IEC 62271-202, GB/T 17467-2010
Installation Mode	Outdoor concrete base / indoor

Typical Applications

Medium voltage secondary distribution
Wind power and solar power integration
Industrial and mining substations
Construction site temporary power
Residential and municipal power networks

Standards & Compliance

This 11kV substation complies with:

IEC 62271-202 (Prefabricated high-voltage/low-voltage substation)
GB/T 17467-2010 (Box-type substation general specifications)
Full factory routine test reports and type test documents are available upon request.

Custom 11kV Compact Substation – Prefab Design Available