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Three Phase Step Up Down Transformer 800kVA 3150kVA Electrical Voltage Transformer

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Hunan Hentg Power Electric Technology Co., Ltd.

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Three Phase Step Up Down Transformer 800kVA 3150kVA Electrical Voltage Transformer

Name: Three Phase Step Up Down Transformer 800kVA 3150kVA Electrical Voltage Transformer
Brand: HENTG Power
Price: 6590 USD

Best Three Phase Step Up Down Transformer 800kVA 3150kVA Electrical Voltage Transformer wholesale

Place of Origin : China

Brand Name : HENTG Power

Model Number : ZGS series

Certification : CE

MOQ : 1

Price : CN¥6590-13492/units

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

Product name : Three Phase Transformer

Application : Industrial

Usage : Power Electronic

Cooling Method : ONAN ONAF OFAF

Protection : Overload

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Three Phase Transformer External 8000kVA 3150kVA Transformer Price Electric Step Up/Down Voltage Transformer

Product Specifications

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

Premium Features

Oil-Immersed Cooling System

Fully sealed tank with high-quality insulating oil for optimal cooling
Efficient heat dissipation reduces operating temperature
Extends transformer lifespan and improves operational safety

Advanced Construction

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

Technical Specifications (35KV Three-Phase Oil Immersed Transformer)

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	35~38.5	±5%	3.15 6.3 10.5		3620	27360	0.56	7
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	35~38.5	±2*2.5%	3.15 3.3 6.3 6.6 10.5 11	Ynd11	8700	45320	0.42

Our Production Process

Step 1: Consultation & Design

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.

Step 2: Manufacturing & Quality Control

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.

Step 3: Installation & Support

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.

Why Choose HENTG POWER?

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

Frequently Asked Questions

Who are we?

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.

How do we guarantee quality?

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.

What services do we provide?

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.

Product Tags:

3150kVA Electrical Voltage Transformer

Three Phase Step Up Down Transformer

Three Phase Step Up Down Transformer 800kVA 3150kVA Electrical Voltage Transformer Images

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