Name: Copper Aluminum Winding Dry Type Transformer 315kva 400kva 630kva Step Down Transformer
Brand: Hunan Hentg Power Electric Technology Co., Ltd.
SKU: SC(B)13
Availability: InStock

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Copper Aluminum Winding Dry Type Transformer 315kva 400kva 630kva Step Down Transformer

Aluminum Winding Dry Type Transformer

630kva Step Down Transformer

Dry Type Step Down Transformer

Place of Origin:

Hunan, China

Brand Name:

HENTG Power

Certification:

Model Number:

SC(B)13

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Product Details

Frequency:

50Hz, 60Hz

Phase:

Three

Coil Number:

Three Windings, Multi Winding, Two Windings, Single Winding

Application:

Distribution System

Coil Structure:

Layer Coil, Disc Coil, Round Coil

Output Voltage:

415V, 110V, 220V, 380V, 400V

Input Voltage:

11kV, 10.5kV, 12.47kV, 10kV, 35kV

Type:

Dry Type Transformer, Dry-type

Vector Group:

Dyn11 / Yyn0

Capacity/KVA:

315KVA, 400KVA, 630KVA

Application:

High-load Electricity

Customized:

Cooling Method:

With Cooling Fans

Advantages:

Safe, Fireproof, Pollution-free

Shape Of Core:

Enclosure Type:

NEMA 1/3R

Symbol:

Yy0|Yyn0|Dyn11

Voltage Class:

6-35kv

Insulation Class:

Class F/H

Drying Chamber:

1-8 Sections

Materials:

Aluminum/copper

Enclosure:

IP20/IP23

Transformer Type:

Dry Type Transformer

Capacity:

3500 KVA Or Customized

Winding:

Cooper Winding

Highlight:

Aluminum Winding Dry Type Transformer

630kva Step Down Transformer

Dry Type Step Down Transformer

Payment & Shipping Terms

Minimum Order Quantity

2 sets

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+86 15074989773

info@hentgpower.com

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Product Description

Copper Aluminum Winding Dry Type Transformer 315kva 400kva 630kva Step Down Transformer

Product Specifications

Attribute	Value
Frequency	50Hz, 60Hz
Phase	Three
Coil Number	Three Windings, Multi Winding, Two Windings, Single Winding
Application	Distribution system, High-load electricity
Coil Structure	Layer coil, Disc Coil, Round coil
Output Voltage	415V, 110V, 220V, 380V, 400V
Input Voltage	11kV, 10.5kV, 12.47kV, 10kV, 35kV
Type	Dry Type Transformer
Vector Group	Dyn11 / Yyn0
Capacity/KVA	315KVA, 400KVA, 630KVA
Cooling Method	With cooling fans
Insulation Class	Class F/H
Materials	Aluminum/Copper
Enclosure	IP20/IP23

Key Features

Safe, fireproof, pollution-free, maintenance free
Low loss, low noise, significant energy-saving effect
High mechanical strength, strong short-circuit resistance, good thermal stability
Good heat dissipation performance, strong overload capacity
Moisture resistant for operation in high humidity environments
Long service life with reliable performance

Technical Specifications

Rated Capacity (KVA)	Vector Group	Voltage Combination	No-load Loss	Load Loss	No-load Current	Impedance
30	Yyn0 / Dyn11	10/6.3/6 ±5% ±2X2.5% (+3/-1)X2.5%	135	640	2	4.0
50			195	900	2
80			265	1240	1.5
100			290	1410	1.5
125			340	1660	1.3
160			385	1910	1.3
200			445	2270	1.1
250			515	2480	1.1
315			635	3120	1
400			705	3590	1
500			835	4390	1
630			965	5290	0.85	6.0

Ordering Process

Step 1: Inquiry & Quotation

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

Step 2: Production & Quality Control

After finalizing drawings, we prepare materials and begin production. All units undergo rigorous quality inspection with QC and test reports provided. We accept Factory Acceptance Tests (FAT) and can accommodate special accessory requirements.

Step 3: Installation & Support

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

Our Manufacturing Capabilities

30+ senior engineers providing 24/7 technical support with 30-minute response time
100,000 m² factory with 250 skilled workers and 30+ engineers
4 dedicated production lines with 10,000+ units annual capacity
100% outgoing quality control with 25-point inspection protocol
15 years of power transformer design and manufacturing experience
Compliance with GB 20052-2024/ANSI/IEEE/DOE2016/CSA/IEC60076 standards
Custom solutions for diverse industry applications
Global technical support network

Dry Transformer Advantages

Safety Performance: Oil-free design prevents fire and explosion risks, ideal for high-safety environments.
Environmental Benefits: Pollution-free operation with low noise levels, meeting green energy standards.
Structural Integrity: Advanced casting technology and premium insulation materials ensure high mechanical strength and short-circuit resistance.
Thermal Management: Excellent thermal stability for long-term high-load operation with minimal partial discharge.
Energy Efficiency: No-load and load losses below national standards for significant energy savings.
Cooling System: Natural and forced air cooling options provide strong overload capacity for temporary peak demands.

Frequently Asked Questions

Q: Who are we?

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

Q: How do we guarantee quality?

We conduct pre-production samples and final inspections before shipment, providing QC & test reports. We accept Factory Acceptance Tests (FAT) and manufacture transformers up to 500KV 480MVA capacity, complying with international standards. All products come with a 2+ year warranty.

Q: Why choose us?

Our dedicated drawing and technical teams can confirm all specifications within 7 days. With 30+ senior engineers available 24/7, we guarantee 30-minute response times for all technical inquiries.

Q: What services do we provide?

We offer OEM services with flexible payment terms and customized solutions to meet specific project requirements.

Tags：

Hunan Hentg Power Electric Technology Co., Ltd.

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