Electric Power Distribution High Voltage 35kV to 630-3150kV 3 Phase Oil Immersed Substation Transformer
Brand Name:HENTG Power
Certification:CE
Model Number:ZGS Series
Minimum Order Quantity:1
Place of Origin:China
Price:CN¥5480-13226/sets
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Changsha Hunan China
Address:
Room905, D6 building, CCSP Industrial Park, Yuelu District, Changsha，Hunan province, China
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Product Details
Company Profile
Product Details
Electric Power Distribution High Voltage 5000 KVA 35kV to
630-31500kV 3 Phase Oil Immersed Substation Transformer
Product Specifications
| Attribute | Value |
|---|---|
| Frequency | 50Hz, 60Hz, 50/60Hz |
| Phase | Three |
| Application | Power Transformer |
| Output Voltage | 380V, 400V, 440V, 480V, 11kV |
| Input Voltage | 6.6kV, 6.3kV, 6kV, 10kV, 35kV, 69kV, 110kV, 115kV, 132kV |
| Type | Oil-Immersed Transformer |
| Rated Capacity | 800KVA~31500KVA |
| Cooling Method | Oil Cooling |
| Vector Group | Dyn11 / Yyn0 |
Product Overview
35kV series power transformers feature advanced design with significant improvements in materials, structure, and manufacturing processes.
Key Advantages
- Enhanced Reliability: Oil-immersed design ensures high reliability in both normal and extreme conditions
- Long-Lasting Durability: Built to withstand challenging environments and operate reliably for decades
- Global Support Network: Backed by worldwide technicians and service centers
Technical Data for 35KV Three-Phase Oil Immersed Transformer
(630KVA~31500KVA)
| Capacity (KVA) | HV (KV) | HV Tapping | LV (KV) | Vector Group | No-load Loss (W) | On-load Loss (W) | No-load Current (%) | Short Circuit Impedance (%) |
|---|---|---|---|---|---|---|---|---|
| 630 | 35 | ±5% | 3.15 6.3 10.5 | Yd11 | 830 | 7870 | 1.1 | 6.5 |
| 800 | 980 | 9410 | 1 | |||||
| 1000 | 1150 | 11540 | 1 | |||||
| 1250 | 1410 | 13940 | 0.9 | |||||
| 1600 | 1700 | 16670 | 0.8 | |||||
| 2000 | 2180 | 18380 | 0.7 | |||||
| 2500 | 2560 | 19670 | 0.6 | |||||
| 3150 | 35~38.5 | ±5% | 3.15 6.3 10.5 | 3040 | 23090 | 0.56 | 7 | |
| 4000 | 3620 | 27360 | 0.56 | |||||
| 5000 | 4320 | 31380 | 0.48 | |||||
| 6300 | 5250 | 35060 | 0.48 | 7.5 | ||||
| 8000 | 35~38.5 | ±2*2.5% | 3.15 3.3 6.3 6.6 10.5 11 | Ynd11 | 7200 | 38480 | 0.42 | |
| 10000 | 8700 | 45320 | 0.42 | |||||
| 12500 | 10080 | 53870 | 0.4 | 8 | ||||
| 16000 | 12160 | 65840 | 0.4 | |||||
| 20000 | 14400 | 79520 | 0.4 | |||||
| 25000 | 17020 | 94050 | 0.32 | |||||
| 31500 | 20220 | 112860 | 0.32 |
Key Features
- Optimized for 35kV Medium Voltage Networks: Designed for 35kV distribution systems, common in industrial zones and rural power grids. Provides efficient step-down transformation from sub-transmission to distribution voltage levels.
- Stable and Balanced Three-Phase Power Supply: Delivers consistent voltage across all phases, ensuring smooth operation of heavy-duty equipment and reducing voltage fluctuations.
- Efficient Oil-Immersed Cooling System: Uses mineral or natural ester insulating oil for effective heat dissipation and dielectric insulation. Maintains stable operating temperatures under high load conditions.
- High Reliability and Robust Construction: Built to withstand electrical, mechanical, and thermal stress in demanding environments. Features hermetic sealing to prevent moisture ingress.
Our Order Process
Step 1: Inquiry & Design
We respond within 1 hour with suitable transformer recommendations, quotations, and payment terms. Our professional drawing and technical teams confirm all drawing contents within 7 days after payment, including technical data, weight, and parts list.
Step 2: Production & Quality Control
After design approval, we prepare stock, produce, and conduct rigorous quality inspections before shipment. We provide QC reports and test reports, with strict raw material screening and quality control processes.
Step 3: Installation & Support
Our professional team provides installation guidance and on-site support. We offer more than 2 years of warranty service for all our products.
Company Capabilities
- 30+ senior engineers offering 24-hour online service with 30-minute response time
- 100,000m² factory with 250 workers and 30+ engineers
- 4 production lines with 10,000+ sets annual production capacity
- 100% OQC testing with 25 detection contents
- 15 years power transformer design and production experience
- Products comply with GB 20052-2024/ANSI/IEEE/DOE2016/CSA/IEC60076 standards
- Cross-industry power transformer solutions
- Global on-site technical support
Frequently Asked Questions
Who are we?
HENTG POWER is a professional designer, manufacturer and installer of power system solutions worldwide, founded in 2011 with 100,000 square meter facility, specializing in reliable, high-performance solutions for global power systems.
How can we guarantee quality?
We conduct pre-production samples before mass production and final inspections before shipment, providing QC & test reports. We accept Factory Acceptance Tests (FAT) and manufacture oil type and dry type distribution transformers up to 500KV 480MVA power transformers, GIS, switchgear, and substations, complying with international standards.
Why choose us?
We have professional and independent drawing and technical teams that can confirm all drawing contents within 7 days. Our technical team includes 30+ senior engineers offering 24-hour online service with 30-minute response time.
What services can we provide?
We accept OEM orders and negotiate business payment terms to meet customer requirements.
Electric Power Distribution High Voltage 35kV to 630-3150kV 3 Phase Oil Immersed Substation Transformer
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