Sieyuan High-Voltage Substation with E-house is a prefabricated modular substation solution designed for fast construction, compact footprint, flexible layout, and reduced project cost. It is suitable for new energy projects, petroleum, coal, industrial users, urban centers, and other power infrastructure applications requiring efficient and reliable substation deployment.
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The Sieyuan High-Voltage Substation with E-house is a prefabricated modular substation solution that integrates primary and secondary electrical equipment into a compact, factory-built substation system. Designed to reduce construction time and improve installation efficiency, the E-house solution offers a practical alternative to conventional substation construction.
Sieyuan’s prefabricated substation solution is suitable for 10 kV to 330 kV substations and can be customized according to project requirements, site layout, environmental conditions, and operational needs. The E-house design considers structural strength, anti-corrosion performance, insulation, HVAC, dust protection, waterproofing, fire resistance, and long-term reliability.
With strong in-house manufacturing capability for both primary and secondary substation equipment, Sieyuan can provide integrated technical solutions and turnkey project support. The company’s experience in domestic and international substation EPC projects enables it to support customers from design and equipment selection to delivery, installation, commissioning, and operation.
The E-house is designed as a modular substation solution, enabling fast construction, flexible layout, compact site arrangement, and efficient project execution.
The typical E-house layout scheme covers 10 kV to 330 kV substations, making it suitable for medium-voltage and high-voltage applications.
Sieyuan has research, production, and integration capability for a full range of primary and secondary power equipment used in substations.
The E-house can be customized for structural strength, anti-corrosion, insulation, HVAC, dustproofing, waterproofing, and project-specific operating conditions.
Through optimized layout, equipment selection, and system integration, the solution helps reduce total substation cost while improving project delivery efficiency.
The product is designed to comply with power grid requirements and is supported by Sieyuan’s quality assurance system, operational experience, and technical performance.
Self-produced primary and secondary equipment, regional supply chain flexibility, and project delivery management help ensure reliable delivery schedules.
| Parameter | Specification |
|---|---|
| Product Type | High-Voltage Substation with E-house |
| Substation Type | Prefabricated / modular substation |
| Typical Voltage Range | 10 kV to 330 kV |
| Prefabricated Cabin Corrosion Resistance Environment | ≤ CX |
| Earthquake Resistance Intensity | ≤ 9, 0.4 g |
| Roof Slope | ≥ 3° to 5° |
| Roof Load | ≥ 2500 N/m² |
| Cabin Shell Metal Material Salt Spray Resistance Time | 1680 hours |
| Alternating Humidity and Heat Test Temperature | +55°C ±2°C |
| Alternating Humidity and Heat Test Time | ≥ 240 hours |
| Box Service Life | ≥ 40 years |
| Box Shell Protection Level | ≥ IP55 |
| Box Fire Resistance Limit | ≥ 180 minutes |
| Cabin Wall Thickness | ≥ 120 mm |
| Outer Shell Steel Plate Thickness | ≥ 2 mm |
| Cabin Inner Bottom Plate Thickness | ≥ 6 mm |
No additional information.
