player background
live avator

5s
Total
0
Today
0
Total
0
Today
0
  • What would you like to know?
    Company Advantages Sample Service Certificates Logistics Service
Online Chat WhatsApp Inquiry
Auto
resolution switching...
Submission successful!
Home > products > Power Transformer >
Industrial Electrical Transformer 3 Phase Step Down Oil Immersed Transformer OEM Logo

Industrial Electrical Transformer 3 Phase Step Down Oil Immersed Transformer OEM Logo

Industrial Electrical Transformer 3 Phase

Oil Immersed Transformer OEM Logo

Place of Origin:

Hunan, China

Brand Name:

HENTG Power

Certification:

CE

Model Number:

S11 S18 S20 S22 or customer

Chat Now
Request A Quote
Product Details
Type:
Power Transformer, Distribution Transformer, On-load Voltage Regulation & Non-excitation Voltage Regulation
Material:
Copper, Aluminum
Frequency:
50Hz, 60Hz
Shape:
ROUND, Coil
Toplogy:
BUCK
Winding Material:
Aluminum, Copper
Application:
Power Supply
Vector Group:
Yd11/Ynd11
Phase:
Three
Coil Structure:
TOROIDAL
Coil Number:
AUTOTRANSFORMER
Input Voltage:
10kV, 15kV, 35kV, 69kV, 110kV, 115kV, 132kV
Output Voltage:
400V , 480V, 380V, 220V
Product Name:
35kV Class 3 Phase Power Transformer
Cooling Method:
ONAN ONAF OFAF
Customization:
Accept
Advantages:
Strong Short-circuit Resistance
Highlight:

Industrial Electrical Transformer 3 Phase

,

Oil Immersed Transformer OEM Logo

Payment & Shipping Terms
Minimum Order Quantity
2 sets
Price
CN¥1600-8888/units
Product Description
Industrial Electrical Transformer 3 Phase Step Down Oil Immersed Transformer
Product Overview

High-performance 35kV class 3 phase power transformer designed for industrial applications, featuring oil-immersed cooling and strong short-circuit resistance.

Key Specifications
Attribute Value
Type Power transformer, distribution transformer, On-load voltage regulation & non-excitation voltage regulation
Material Copper, Aluminum
Frequency 50Hz, 60Hz
Input Voltage 10kV, 15kV, 35kV, 69kV, 110kV, 115kV, 132kV
Output Voltage 400V, 480V, 380V, 220V
Cooling Method ONAN ONAF OFAF
Vector Group Yd11/Ynd11
Technical Specifications
  • Rated Voltage: 35kV
  • Capacity Range: 50kVA to 3150kVA
  • Cooling Method: Oil-immersed
  • Frequency: 50Hz or 60Hz
  • Impedance Voltage: Customizable
  • Ambient Temperature: -25°C to +40°C
Key Advantages
  • Global Support Network: Backed by worldwide technicians and service centers
  • Cost-effective: Long lifespan with low maintenance costs
  • Durability: Designed for decades of reliable operation in harsh conditions
  • Safety: Advanced protection mechanisms for equipment and personnel
Technical Data
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 35 ±5% 3.15
6.3
10.5
Yd11 980 9410 1 6.5
1000 35 ±5% 3.15
6.3
10.5
Yd11 1150 11540 1 6.5
1250 35 ±5% 3.15
6.3
10.5
Yd11 1410 13940 0.9 6.5
1600 35 ±5% 3.15
6.3
10.5
Yd11 1700 16670 0.8 6.5
Our Manufacturing Process
Step 1: Design & Quotation

We respond within 1 hour with suitable transformer recommendations and quotations. Our technical team confirms all drawing details within 7 days after payment, including technical data, weight, and parts list.

Step 2: Production & Quality Control

After design approval, we prepare stock and begin production. All units undergo rigorous quality inspection with QC and test reports provided. Raw materials are strictly screened for quality assurance.

Step 3: Installation & Support

Our professional team provides installation guidance and on-site support. All products come with a minimum 2-year warranty service.

Our Capabilities
  • 30+ senior engineers offering 24/7 technical support
  • 100,000 m² production facility with 250 workers
  • 4 production lines with 10,000+ units annual capacity
  • 100% OQC testing with 25 detection parameters
  • 15 years power transformer design and production experience
  • Compliance with GB 20052-2024/ANSI/IEEE/DOE2016/CSA/IEC60076 standards
  • Global on-site technical support available
Frequently Asked Questions
Who are we?

HENTG POWER is a professional designer, manufacturer and installer of power system solutions founded in 2011. We specialize in reliable, high-performance solutions for global power systems across a 100,000 square meter facility.

How do we guarantee quality?

We conduct pre-production sampling, final inspection before shipment, and provide QC & test reports. We accept Factory Acceptance Tests (FAT) and manufacture to ANSI/IEEE/DOE2016/CSA/IEC60076 standards with a minimum 2-year warranty.

Why choose us?

Our professional team of 30+ senior engineers provides 24/7 support with 30-minute response times. We confirm all drawing details within 7 days and offer comprehensive technical solutions.

What services do we provide?

We accept OEM requests and customize business payment terms. Our services include design, manufacturing, installation, and ongoing technical support.

Send your inquiry directly to us

Privacy Policy China Good Quality Oil Immersed Transformer Supplier. Copyright © 2025 Hunan Hentg Power Electric Technology Co., Ltd. . All Rights Reserved.