750 kVA 13.2 kV to 208Y/120 V Oil-Filled Distribution Transformer Overview
The 750 kVA oil-immersed three-phase distribution transformer is designed and manufactured by a professional transformer manufacturer to meet the power needs of commercial facilities, utility networks, and industrial applications. This transformer features a 13.2 kV Delta-connected primary and a 208Y/120 V grounded Wye secondary, ensuring stable voltage output and compatibility with North American and South American power distribution systems.
As an experienced transformer manufacturer, we use high-purity oxygen-free copper windings and premium grain-oriented silicon steel (CRGO) laminations for the core to minimize no-load and load losses, thereby improving energy efficiency and service life. The unit is immersed in high-quality mineral insulating oil, which enhances cooling performance and dielectric strength. The sealed tank design provides excellent moisture and dust resistance, making it suitable for harsh outdoor environments and 60 Hz power grids.
Produced by the industry-leading transformer manufacturer Energy Transformer, all units strictly comply with IEC, ANSI, IEEE, CSA, and GOST international standards. The transformer is equipped with multiple safety features including oil level indicators, temperature gauges, pressure relief devices, and optional rapid pressure rise relays to ensure stable and safe operation. Its compact and robust enclosure makes it ideal for commercial buildings, renewable energy projects, construction sites, and urban power distribution networks.
As a trusted Chinese transformer manufacturer and global supplier, Energy Transformer offers certified 750 kVA 13.2 kV to 208Y/120 V distribution transformers, along with OEM customization options and competitive factory-direct wholesale pricing. Our transformers are widely exported to the United States, Canada, Mexico, Chile, Argentina, Brazil, Colombia, Panama, Spain, and other countries, fully meeting local grid codes and diverse customer requirements. With fast production cycles, large inventory, and professional technical support, Energy Transformer is your reliable partner as a medium and high voltage transformer manufacturer.
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750 kVA 13.2 kV to 208Y/120 V Oil-Filled Distribution Transformer Especificações técnicas
Não. | Item | Especificação | Descrição |
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1 | Capacidade nominal | 750 kVA | Ideal for medium-scale power distribution in commercial, industrial, and utility systems |
2 | Tensão de entrada | 13,2 kV (Delta) | Compatible with 13.2 kV distribution networks; optional voltages include 11 kV, 15 kV |
3 | Tensão de saída | 208Y/120 V | Standard low voltage output for North and South American grids; 240/120 V optional |
4 | Configuração de fase | Trifásico, 60 Hz | Designed to meet North American and Latin American grid frequencies |
5 | Sistema de arrefecimento | ONAN (Oil Natural Air Natural) | Maintenance-free, self-cooling system optimized for quiet operation |
6 | Núcleo magnético | Grain-oriented CRGO silicon steel | High-grade silicon steel core reduces losses and improves transformer efficiency |
7 | Fluido isolante | Mineral oil per IEEE/ASTM standards | High dielectric strength and thermal stability for safe operation |
8 | Aumento da temperatura | Máximo 65°C | Optional energy-efficient models available with 55°C temperature rise |
9 | Tipo de caixa | Outdoor, weather-resistant | NEMA 3R compliant enclosure; pad-mounted or custom enclosures available |
10 | Conformidade com as normas | IEC 60076, ANSI C57, IEEE, CSA | Meets international and regional electrical safety and quality standards |
11 | Certificação | CE, UL, cUL, DOE, SGS | Certified for markets in the US, Canada, Mexico, Brazil, Argentina, Chile, Panama, and Spain |
12 | Configuração do enrolamento | Primário Delta - Secundário Wye ligado à terra | Optional configurations: Wye-Wye, Delta-Delta based on client requirements |
13 | Áreas de aplicação | Commercial facilities, utility substations, industrial plants | Also suitable for renewable energy projects, data centers, and municipal power distribution |
14 | Dispositivos de segurança | Oil level gauge, temperature sensors, pressure relief valve | Optional Buchholz relay, surge arresters, and drain valves available |
15 | Approximate Dimensions | Varies per design | Typical weight range: 1.2 – 1.8 tons depending on configuration |
16 | Eficiência energética | Em conformidade com o DOE 2016 | Designed for reduced losses and long-term operational savings |
17 | Montagem e manuseamento | Base deslizante em aço com ganchos de elevação | Compatible with forklift, crane, and trailer transport methods |
18 | Gama de temperaturas de funcionamento | -30°C a +50°C | Cold climate versions available down to -45°C |
19 | Perdas a plena carga | Approximately 1.2% | Optimized for peak load efficiency |
20 | Perdas em vazio | ≤ 0.30% | Minimizes energy consumption during idle operation |
21 | Perdas de carga | ≤ 0.90% | Copper windings deliver consistent performance under load |
22 | Impedância | 5.5% ±10% | Customizable impedance based on grid requirements |
23 | Resistência a curto-circuito | Up to 20 kA for 2 seconds | Mechanically reinforced to endure fault conditions |
24 | Classe de isolamento | Classe A (105°C) | Optional upgrades to Class B or Class F for enhanced thermal endurance |
25 | Material de enrolamento | Cobre padrão; alumínio opcional | Copper preferred for superior conductivity and durability |
26 | Mudança de torneira | ±2 × 2,5% manual OCTC | Optional on-load tap changer (OLTC) for voltage regulation under load |
27 | Tipo de casquilho | ANSI standard porcelain | Polymeric bushings offered for corrosive environments |
28 | Quantidade de óleo | Approx. 280 Liters | Varies depending on tank design and cooling requirements |
29 | Vida útil prevista | 25-30 anos | Designed for durability and minimal maintenance |
30 | Nível de ruído | ≤ 55 dB a 1 metro | Suitable for installation in noise-sensitive environments |
31 | Garantia padrão | 2 years | Extended warranty options available upon request |
32 | Delivery Time (Stock Units) | 20–30 days | Fast turnaround for stocked configurations |
33 | Delivery Time (Custom Designs) | 50–65 days | Efficient production schedules for tailored solutions |
34 | Preços | Request quote | Pricing depends on specifications, certifications, and volume |
35 | Origem do fabrico | Transformador de energia (China) | Certified manufacturer with proven export track record across Americas and Europe |



✅ 750 kVA Distribution Transformer Overview
ENERGY TRANSFORMER's 750 kVA oil-filled three-phase distribution transformer is built for efficient and safe power distribution in North and South American electrical networks. With an input of 13.2 kV Delta and a 208Y/120 V grounded Wye output, it meets utility, commercial, and institutional needs. Manufactured to ANSI, IEEE, CSA, and IEC standards.
✅ 750 kVA Transformer Applications
Perfect for shopping centers, office complexes, educational institutions, hospitals, municipal substations, and light industrial facilities. Compatible with solar, battery storage, and backup generator systems.
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✅ 750 kVA Transformer Manufacturers
As a certified manufacturer, ENERGY TRANSFORMER delivers quality-assured products with UL, CSA, and CE certifications. With over 30 years of manufacturing experience, we support OEM, ODM, and private-label solutions for global transformer distribution.
✅ 750 kVA Transformer Manufacturers in USA
We partner with U.S.-based certified suppliers and provide full export documentation, local adaptation support, and field service through our network. UL-listed units for the U.S. and CSA-compliant for Canada.
✅ 750 kVA Transformer For Sale (USA, Canada, LATAM)
Available from stock or with short lead times. Delivery to ports in Houston, Los Angeles, Toronto, Vancouver, Mexico City, Lima, and Buenos Aires. FOB, CIF, or DDP available.
✅ 750 kVA 3 Phase Transformer Configuration
Three-phase design ensures load balance and voltage stability for modern distribution networks. Wye-connected secondary allows safe neutral grounding and consistent voltage across phases.
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✅ 750 kVA Transformer Amps
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Low Voltage (208 V): ≈ 2,080 A
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High Voltage (13.2 kV): ≈ 32.8 A
Calculation based on:
Amperes = (kVA × 1000) / (√3 × Tensão)
✅ 750 kVA Transformer Dimensions
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Approx. L × W × H: 2200 mm × 1400 mm × 1800 mm
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Montagem: Pad-mounted with steel skid base
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Custom enclosures available for space-limited sites.
✅ 750 kVA Transformer Weight
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Gama de pesos: 1,400 kg – 1,800 kg
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Heavier models offer better thermal and short-circuit performance.
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Shipping via container or open flatbed depending on destination.
✅ 750 kVA Transformer Oil Capacity
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Approx. 250–300 liters of mineral-based transformer oil
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Oil meets IEEE/ASTM D3487, suitable for temperatures from -30°C to +50°C
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Optional biodegradable or fire-resistant fluids available
✅ 750 kVA Transformer Price (Factory Direct)
Price Range: $8,000 – $15,000 USD, depending on configuration, certification, and materials
Request a custom quote with delivery options (FOB/CIF/DDP).
✅ 750 kVA Transformer Efficiency
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Meets or exceeds DOE 2016 e CSA C802.1 normas
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Low no-load and load losses
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Designed with CRGO silicon steel and vacuum-dried copper windings
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✅ 750 kVA Transformer Tap Options
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Standard: ±2 × 2.5% off-load
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Opcional: On-load tap changer (OLTC) with automatic voltage control
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Enables fine voltage tuning for unstable grids or long feeders
✅ 750 kVA Transformer Enclosure & Protection
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Tipo de depósito: Fully sealed and painted with UV/corrosion-resistant coatings
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Proteção contra a entrada: IP23 standard, optional IP54 for coastal/humid areas
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Dispositivos de proteção: Pressure relief valve, oil level gauge, temp meter, optional Buchholz relay and surge arresters
✅ 750 kVA Transformer Installation
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Delivered oil-filled and factory-tested
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Mounted on concrete pads or steel skids
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Compatible with loop or radial feed networks
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Installation support and grounding diagrams provided
✅ 750 kVA Transformer Lead Time & Delivery
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Standard Models: 30–45 days
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Custom Designs: 60–75 days
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Delivered ready for grid connection with full documentation and certifications
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✅ 750 kVA Transformer Certifications
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Certified to: UL, CSA, IEEE C57, ANSI C57, IEC 60076, CE
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Test Reports: Routine, Type, and Special tests per order
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Inspection and third-party witnessing available (SGS, TUV, Intertek)
✅ 750 kVA Transformer Wholesale Supply
Bulk supply available for contractors, EPCs, and government utility projects.
Energy Transformer supports OEM branding, private labeling, and flexible MOQ.
Modelos de transformadores relacionados
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Solar inverter transformers, isolation transformers, rectifier transformers
✅ FAQ: Common Questions about 750 kVA Transformers
Q: How long does a 750 kVA transformer last?
A: With proper maintenance, 25–30 years.
Q: Can I request UL or CSA only?
A: Yes, we support UL, CSA, or both as required.
Q: Does it come with accessories?
A: Standard accessories are included. Optional items available upon request.
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750 kVA Distribution Transformer Manufacturer Inventory & Design Drawings


✅ Why Choose Energy 750 kVA Distribution Transformer – 13.2 kV to 208Y/120 V
Energy Transformer's 750 kVA three-phase oil-immersed distribution transformer is designed for reliable power delivery in commercial, utility, and institutional networks across North and South America. With a 13.2 kV primary and 208Y/120 V secondary, it's ideal for schools, hospitals, industrial parks, and municipal systems.
Principais vantagens:
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Fabricante certificado: Built to ANSI, IEEE, UL, CSA, and IEC standards by a trusted transformer manufacturer.
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Compatibilidade regional: Designed for U.S., Canada, Mexico, Brazil, Argentina, and other markets.
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Alta eficiência: ONAN cooling, low losses, quiet operation.
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Copper Windings: Standard for high conductivity; aluminum optional.
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Personalizável: Tap changers, vector group, enclosure, and protection devices available.
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Fast Delivery: Standard units in stock with short lead times.
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Rugged Design: Sealed tank, weatherproof coating, built for outdoor use.
Energy Transformer provides dependable and efficient 750 kVA distribution transformers tailored to your voltage needs. Contact us for pricing and stock availability.
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