Investment Analysis for a 3200kVA Substation: Comprehensive Guide on Costs and Construction Timeline

The construction of a 3200kVA – 22/0.4kV substation is a sophisticated and detailed process that requires a meticulous approach to ensure the stability and efficiency of power distribution. As Vietnam continues to develop industrially, the demand for reliable electrical infrastructure is critical. This guide provides an in-depth look at the comprehensive costs involved in constructing a turnkey substation, the essential documentation required, and the timelines for the construction and warranty periods, all under the experienced oversight of QuangAnhcons.

Detailed Costs and Equipment Specifications

1. 22KV Transmission Line ( 12.89% of total cost)

• • High-voltage transmission poles, crossarms, insulators, and reclosers are among the primary materials, ensuring efficient power transmission and system reliability.

• 14m High-Voltage Transmission Line Pole
• Iron Crossarm L2200x75x75x8mm/Zn
• Crossarm Brace 60x6x920
• 24Kv Standoff Insulator + Rod
• 24Kv Polymer Suspension Insulator
• AXV 50mm2 Covered Cable: Phase Wire
• Bare AC 25mm2 Cable: Ground Wire
• CXV 25mm2 Covered Cable: Phase Wire
• “Recloser 3P 27kV 630A 16kA/3s
• Include:
  • NOVA 27i
  • FDX control panel, connection acessories”
• Power supply transformer for recloser 1P 12,7/0,23kV – 1000VA
• DS 3P- 630A – 24kV-150 kV BIL, OD, Polymer, install on 1 pole
• LBFCO 200A-24kV Polymer + Base
• LA 18KV 10KA Polymer + Base
• TU, TI
• Medium Voltage TU, TI Support (H, V50 frame)
• 3P 4 Wire 120/60V – 5A Electronic Meter
• Cu/XLPE/PVC 4Cx25mm2 Cable – 0.6/1kV
• Composite Electric Meter Box Size H500 x W300 x D200
• Grounding for Line Section
• Pole Foundation
• Line Section Testing
• Line Section Accessories: Hotline Clamp 2/0 (50-70), Insulator Cap, Grip Clip, Cable Lug, Mid/Low Voltage Tape, Bolts, LA Cover, LBFCO…
• Labor Cost Calculated as a Package

2. 3200kVA Substation Materials (83.29% of total cost)

• • This section encompasses everything from the substation’s structural components like poles and crossarms to essential operational equipment like transformers and switchgear.

• 14m High-Voltage Transmission Line Pole
• Composite Crossarm 2400x75x75x6mm + Brace: LBFCO
• Iron Crossarm L2400x75x75x8mm/Zn + Brace
• 24kV Standoff Polymer Insulator DR600 + Non-Lead Covered Rod
• Low Voltage Cable Support
• Substation Platform and Fence
• Substation Grounding
• Line Accessories: Insulator Cap, Cable Lug, Mid/Low Voltage Tape, Bolts, LA Cover, LBFCO, LBFCO Nameplate, Pole Nameplate, Station Nameplate, No Climbing Sign…
• Pole Foundation
• 24KV C/XLPE/PVC 25mm2 Covered Cable
• CV/600V-300mm2 Cable from MBA – 8 Strands/Phase
• CV/600V-300mm2 Cable from MBA – Neutral Wire 4 Strands/Ground
• Cu300mm2 Cable Lug
• 3 Phase oil transfomer 3200KVA- 22/0.4KV
• LBFCO 200A-24kV Polymer + Base
• LA 18KV 10KA
• MSB Cabinet (ACB + reactive power compensation) Double Doort
• ACB 3P 5000A 85KA Fixed Type
• Reactive power compensation 1600Kvar
• Equipment Testing
• Labor Cost Calculated as a Package

3. Other Costs ( 3.82% of total cost)

Design, supervision, and miscellaneous fees are crucial for maintaining the project’s integrity and adherence to regulations.

• Design and Assessment Costs
• Supervision Costs
• Power Cut Connection Fee
• Commissioning Test Fee
• Approval Documentation for Substation Installation, Completion
• Construction Machinery & Material, Equipment Transport Cost

Customers can discover a comprehensive list of materials, equipment, and their corresponding technical specifications for each aspect of the substation construction cost, detailed in the article attached to this video.

Construction Process and Timeline

The construction of a 3200kVA substation is not just about assembling parts but also about careful planning and execution. The process includes site preparation, installation of structural components, and meticulous testing of electrical components. The total expected construction duration is projected, providing a clear timeline for stakeholders.

Effective Management in Transformer Station Construction: Contractor’s Leadership and Investor’s Documentation Support

In the construction of a transformer station, the contractor plays a crucial role in managing the entire project, showcasing their command over compliance with electrical standards and collaboration with energy regulators. The investor facilitates their role by providing all necessary legal documents, such as land ownership certificates, relevant permits, and valid personal identification—all of which are notarized and kept current. The project unfolds in clearly defined stages, starting from the preparatory work to the final execution, all within a meticulously planned 60-day period. This timeframe includes 45 days of thorough preparation followed by 15 days dedicated to intensive construction.

Documentation and Compliance

Essential documents such as land use certificates, business licenses, and environmental commitments are prepared in advance to ensure compliance with local regulations. This part of the process is critical for a smooth execution and timely completion of the substation.

Warranty and After-Sales Service

QuangAnhcons provides a robust warranty and reliable after-sales service, ensuring that any issues post-installation are addressed promptly, guaranteeing operational reliability and customer satisfaction.

Financial Dynamics in Transformer Station Construction: A Collaborative Approach Between Contractor and Investor

The financial arrangement for building a transformer station is strategically segmented into three pivotal stages. Initially, upon signing the contract, the first payment is made, empowering the contractor to commence the acquisition and transportation of materials and equipment to the construction site. The subsequent payment is triggered when the contractor confirms the delivery of the transformer, paving the way for its installation and preliminary operational measures. The financial plan reaches its conclusion with the final payment, issued once the transformer station is fully operational and all tests, conducted collaboratively by the contractor and investor, have been successfully carried out. This structured payment schedule ensures smooth financial transactions and supports timely project completion.

Investing in a 3200kVA – 22/0.4kV substation with QuangAnhcons ensures not only a high-quality power supply solution but also a commitment to excellence and customer support. Our detailed approach to each project phase, from planning through execution and beyond, underscores our dedication to powering Vietnam’s growth sustainably.

For a detailed consultation or to initiate your substation project, contact QuangAnhcons at: Hotline: (+84) 9 1975 8191

Please Note: All provided figures are estimations and may vary based on site conditions and market variables. Our direct communication channels are open for real-time updates and custom solutions.

Quang Anh CE Co.,LTD

• Hotline: (+84) 9 1975 8191
• Email: project@quanganhcons.com
• Address:Unit 02, 08th floor, Pearl Plaza Building, 561A Dien Bien Phu Street, Ward 25, Binh Thanh District, Ho Chi Minh City
• Business Hours: Monday to Friday, from 8:00 am to 5:00 pm