Electrical Substation Power Transformer High Voltage 5000KVA 35kV
To 3.15kV/6.3kV/10.5kV
Product Specifications
| Attribute | Value |
|---|
| Frequency | 50Hz, 60Hz, 50/60Hz |
| Phase | Three |
| Application | Distribution system |
| Output Voltage | 415V, 110V, 220V, 380V, 400V, 440V |
| Input Voltage | 10.5kV, 3kV, 12.47kV, 6.6kV, 6.3kV, 6kV |
| Type | Oil-Immersed Transformer |
| Vector Group | Yd11/YNd11 |
| Material | Aluminum, Copper |
| Cooling Method | ONAN ONAF OFAF |
| Primary voltage | 35~38.5KV±5% |
Product Overview
35kV series power transformers are more advanced in design, and
have been greatly improved in material, structure and process.
Key Advantages
- Enhanced Reliability: Oil-immersed design offers high reliability in both normal and
extreme conditions
- Lower Carbon Footprint: Reduces energy losses for lower environmental impact
- Cost-effective: Long lifespan and low maintenance costs ensure high return on
investment
- Global Support Network: Backed by worldwide network of 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 |
Our Production Process
Step 1: Inquiry & Design
We respond within 1 hour with suitable transformer recommendations,
quotations, and payment terms. Our professional drawing and
technical teams will confirm all drawing contents with you 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 raw materials strictly screened. Special
accessory requirements can be accommodated.
Step 3: Installation & Support
Our professional team provides installation guidance and on-site
support. We offer more than 2 years warranty service, ensuring
long-term reliability for your power systems.
Our Manufacturing Capabilities
- 100,000m² factory with 250 workers and 30+ engineers
- 4 production lines with 10,000+ sets annual capacity
- 100% OQC testing with 25 detection contents
- 15 years power transformer design and production experience
- Compliance with GB 20052-2024/ANSI/IEEE/DOE2016/CSA/IEC60076
standards
- Cross-industry power transformer solutions
- Global on-site technical support
Key Features
Optimized for 35kV Medium Voltage Networks: Designed for industrial zones, rural power grids, and utility
substations with efficient step-down transformation from 35kV to
distribution levels.
Stable Three-Phase Power Supply: Delivers consistent voltage for heavy-duty equipment, ideal for
industrial plants and large-scale energy consumers.
Efficient Oil-Immersed Cooling: Uses mineral/ester insulating oil for effective heat dissipation
and dielectric insulation, enhancing lifespan.
Robust Construction: Built to withstand electrical, mechanical, and thermal stress in
demanding environments with hermetic sealing.
Frequently Asked Questions
Q: 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
power systems.
Q: How can we guarantee quality?
We conduct pre-production samples, final inspections before
shipment, and provide QC & test reports. We accept Factory
Acceptance Tests (FAT) and manufacture oil/dry type transformers up
to 500KV 480MVA, complying with international standards.
Q: Why choose us?
Our professional drawing and technical teams confirm drawings
within 7 days, with 30+ senior engineers providing 24/7 support and
30-minute response times.
Q: What services can we provide?
We accept OEM orders with negotiated business payment terms,
offering comprehensive power transformer solutions.
