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American-style prefabricated substation

1. Voltage Rating: 10kV/0.4kV 2. Capacity Range: 50kVA~2500kVA 3. Number of Phases: Three-phase 4. Connection Group: Dyn 5. Voltage Regulation Method: No-excitation voltage regulation ±2×2.5% 6. Cooling Method: ONAN oil-immersed self-cooling 7. Protection Rating: IP43, IP54 8. Insulation Level: 10kV standard 9. Housing Material: Cold-rolled steel plate/Stainless steel 10. Installation Method: Outdoor pad-mounted (floor-mounted)

Product Description

American-Style Prefabricated Substation: Compact Power Distribution Solutions

Our American-style prefabricated substation delivers enterprise-grade performance in a compact package. Manufactured by Lijie Electric Power Technology Group—a leader with 500,000 square meters of production facilities and 2,000+ employees—these units handle 50kVA to 2,500kVA capacity ranges with 10kV/0.4kV voltage ratings. Featuring IP43/IP54 protection, ONAN oil-immersed cooling, and intelligent monitoring capabilities, they're certified to UL, CE, IEC, and ISO 9001:2015 standards. Production cycles run just 6–30 days, with customization available.

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What Makes Our Prefab Substations Different?

You get more than metal boxes. You get designed control solutions.

Our units combine three-phase oil-immersed transformers with completely protects high-voltage segments and comprehensive low-voltage controls. The completely fixed layered tank plan employs anti-corrosion steel that withstands cruel open air conditions year after year.

Installation takes days, not weeks. The pad-mounted plan implies you skip complex development work. Require to move? These substations move with your changing office needs.

Smart Technology Inside

Modern control administration requests insights. Our item incorporates completely cleverly information securing frameworks that screen execution in real-time. You'll track voltage, current, temperature, and stack conditions remotely.

The directional ventilation innovation keeps inner components cool indeed amid top request. Solid over-burden capacity implies your operations won't halt when control needs spike incidentally.

Technical Specifications

Parameter Specification
Voltage Rating 10kV/0.4kV
Capacity Range 50kVA–2,500kVA
Phases Three-phase
Connection Group Dyn
Voltage Regulation No-excitation ±2×2.5%
Cooling Method ONAN (Oil Natural Air Natural)
Protection Rating IP43, IP54
Insulation Level 10kV standard
Housing Material Cold-rolled steel/Stainless steel
Installation Type Outdoor pad-mounted

Configuration Components

Transformer Compartment:

  • Three-phase oil-immersed transformer
  • Core options: S11, S13, S18, S20, S22, or amorphous alloy SBH15
  • Flexible selection based on your efficiency needs

High-Voltage Section (Fully Insulated):

  • Elbow-type cable joints with full shielding
  • Touch-safe design for operator protection
  • Oil-immersed load switch
  • Plug-in fuse with backup current-limiting protection
  • Surge arrester for lightning protection

Low-Voltage Section:

  • Main switch and outgoing line switches
  • Metering equipment included
  • Optional reactive power compensation

Housing Features:

  • Fully sealed corrugated tank construction
  • Natural heat dissipation system
  • No exposed heat sink fins
  • Anti-corrosion steel structure

Key Benefits for Your Operations

Compact Design: Small footprint saves valuable real estate. You'll appreciate the American-style prefabricated substation space savings compared to traditional substations.

Toughness: Maintenance-free operation implies lower lifetime costs. The fixed plan ensures inside components from clean, dampness, and contaminants.

Safety To begin with: Touch-accessible completely protected components secure your upkeep groups. The fixed casing gives amazing natural security in all climate conditions.

Installation Adaptability: Terminal or ring arrange setups adjust to your existing framework. Brief development periods minimize downtime amid setup.

Remote Administration: Control tall and moo voltage switches from your office. Screen transformer execution without location visits.

Why Choose Lijie Electric?

With yearly deals surpassing 5 billion RMB, we're recognized as a "National High-Tech Undertaking" and "Specialized, Refined, and Modern 'Little Giant'" company in China. Our two fabricating bases in Xuzhou and Nantong utilize over 160 engineers with progressed degrees.

Every unit passes thorough testing at the National Transformer Quality Supervision and Assessment Center. We keep up certifications from CQC, PCCC, and comply with GB/T 27922-2021 after-sales standards.

Our worldwide organization serves clients over Australia, Unused Zealand, India, Vietnam, Malaysia, Indonesia, Kazakhstan, Egypt, and Kenya. You'll get total specialized documentation, establishment direction, and progressing bolster.

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Frequently Asked Questions

What capacity range do you offer?

Our units handle 50kVA to 2,500kVA, covering most commercial and light industrial applications.

How long does delivery take?

Standard production cycles run 6–30 days depending on specifications and customization requirements.

Can you customize the configuration?

Absolutely. Choose between dry-type, oil-type, or amorphous alloy transformers. We'll configure high and low voltage sections to match your exact requirements.

What about installation support?

We provide complete installation guidance, technical drawings, operation manuals, and test reports. Our team assists throughout commissioning.

Do these meet US standards?

Yes. All units carry UL and CE certifications along with IEC compliance for international markets.

What protection rating should I choose?

IP43 suits most outdoor applications. Choose IP54 for harsher environments with more dust or moisture exposure.

Is remote monitoring included?

Yes. Intelligent data acquisition enables remote monitoring and control of switches and transformer parameters.

Get Your Custom Solution Today

Ready to upgrade your American-style prefabricated substation power distribution? Contact our team at lijieelectrical@gmail.com for detailed specifications and quotes tailored to your project.

Customer reviews background image

Here are some reviews from our users:

April 27, 2025

With a tight project schedule, the manufacturer delivered on time, and on-site technical personnel provided guidance throughout the entire installation and commissioning process; the collaboration was highly efficient and hassle-free.

July 2, 2025

During the preliminary phase, a selection plan was custom-tailored based on the actual site load requirements, resulting in a high degree of parameter compatibility. After-sales support responds within two hours, and ongoing technical support for operation and maintenance is comprehensive; we feel completely confident in a long-term partnership.

November 18, 2025

Deployed as a supporting component for a 35kV grid-connection project at a photovoltaic power station, the equipment operates for an average of 16 hours daily. It demonstrates excellent control over no-load losses, ensures smooth power generation and grid integration, and effectively reduces the station's overall energy consumption.

January 30, 2026

Under the continuous, high-load operating conditions of a factory production line, the equipment maintains stable electrical parameters and exhibits strong overload resistance, thereby guaranteeing an uninterrupted power supply for industrial production.

April 3, 2026

Integrated as a supporting component for a new energy photovoltaic grid-connection system, the manufacturer provided professional technical coordination and timely after-sales support, ensuring seamless adaptation to the specific electrical operating conditions required for grid integration.

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