Three Phase Step Up Down Transformer 800kVA 3150kVA Electrical Voltage Transformer
| Attribute | Value |
|---|---|
| Type | Distribution transformer, Auto Transformer |
| Material | Copper, 100% Copper Wire |
| Frequency | 50Hz, 60Hz |
| Shape | Rectangle |
| Winding Material | Copper |
| Application | Power |
| Phase | Three |
| Coil Structure | Circular coil |
| Coil Number | Dual-winding coil |
| Input Voltage | 3kV, 6kV, 10kV, 15kV, 35kV, 69kV, 110kV, 115kV, 132kV, 220kV, 400kV |
| Output Voltage | 11kV, 110V, 220V, 380V, 440V, 480V |
| Cooling Method | ONAN ONAF OFAF |
| Protection | Overload |
- Fully sealed tank with high-quality insulating oil for optimal cooling
- Efficient heat dissipation reduces operating temperature
- Extends transformer lifespan and improves operational safety
- High-quality cold-rolled silicon steel sheets and oxygen-free copper windings
- Minimized no-load and load losses below IEC standards
- Reduced temperature rise for environmentally friendly operation
- Lower long-term operational costs with improved system stability
| 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 | 35~38.5 | ±5% | 3.15 6.3 10.5 | 4320 | 31380 | 0.48 | 7 | |
| 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 |
We respond within 1 hour with transformer recommendations, competitive quotations, and payment terms. Our professional drawing and technical teams will confirm all design details within 7 days after payment, including technical data, weight, and parts list.
After design approval, we prepare materials and begin production. All raw materials are strictly screened. We provide dual quality assurance with QC reports and test reports before shipment. Custom accessories available upon request.
Our professional team provides installation guidance and on-site support. All products come with a 2+ year warranty. We're committed to creating win-win partnerships.
- 30+ senior engineers offering 24/7 support with 30-minute response time
- 100,000m² factory with 250 workers and 30+ engineers
- 4 production lines with 10,000+ units annual capacity
- 100% OQC testing with 25-point inspection
- 15 years power transformer design and manufacturing experience
- Compliance with GB 20052-2024/ANSI/IEEE/DOE2016/CSA/IEC60076 standards
- Cross-industry power transformer solutions
- Global on-site technical support
HENTG POWER is a professional designer, manufacturer and installer of power system solutions worldwide. Founded in 2011 with a 100,000 square meter facility, we specialize in reliable, high-performance solutions for global power systems.
We conduct pre-production sampling and final inspections before shipment, providing QC & test reports. We accept Factory Acceptance Tests (FAT). Our factory produces oil and dry type distribution transformers up to 500KV 480MVA, GIS, switchgear, and substations, compliant with international standards. All products come with a 2+ year warranty.
We offer OEM services with negotiable payment terms. Our professional technical team provides 24/7 support with 30-minute response times. We confirm all drawing details within 7 days of payment.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.