Tanaka Electric Tanaka Electric

Three Phase Factory Mv High Voltage 500kv 230 132 110 Kv 40mva 50mva Electrical Oil Immersed Solar Electrical Power Supply Transformer Maufacturer

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Product Description

📋 Basic Specifications
Model NO.
SSZ
Core
Core-type Transformer
Cooling Method
Oil-immersed Type Transformer
Winding Type
Two-winding Transformer
Certification
ISO9001-2000, ISO9001, UL, cUL CE
Usage
Power Transformer, Utilities/New Energy
Frequency
50/60Hz
Shape of Core
Stacked Iron Core
Product Name
Immersed Power Transformer 25000 kVA
Rated Primary Voltage
220kv 138kv 132kv 110kv 69kv 66kv 63kv 60kv
Rated Secondary Voltage
35kv 37kv 38.5kv 11kv 10.5kv 6.6kv
Power Range
20mva-200mva
Standard
IEC ANSI IEEE
Winding Material
Copper\Aluminum
Impedance (%)
6.5, 10.5, 17~18
Warranty
24 Months
📦 Packaging & Delivery
Package Size
460.00cm * 420.00cm * 445.00cm
Gross Weight
12000.000kg
📍 Product Description
Power Transformer
Certifications: Professional manufacturer providing transformers compliant with IEEE/ANSI, AS/NZS, IEC, EN 60076, GOST standards, including UL/cUL and CESI certifications.
Quality Assurance: Strict quality control system covering design, procurement, assembly, and testing. UL third-party agencies regularly inspect the manufacturing process.
After-Sales Service: Up to 24 months guarantee. Local installation, commissioning, and maintenance teams available across North America, South America, and other regions.
Installation Guidance

High voltage power transformers are core components of transmission systems, designed to deliver power efficiently and reliably. Utilizing advanced analysis software, the core, winding, and tank designs are optimized to ensure small volume, light weight, low loss, and low noise characteristics.

Transformer Details
Key Features:
• Capacity up to 300 MVA (ONAN) with HV ratings through 345 kV.
• Core: Regular grain-oriented, mitered cruciform step-lap construction.
• Coils: Cylindrical construction with copper windings; continuous disc or shielded disc designs.
• Radiators: Detachable panel type with shut-off valves.
• Insulating Oil: Mineral oil Type I & Type II.
• Tank: Mid-steel with exterior polyurethane enamel (ANSI 70 gray).
📊 Technical Data

69KV Class Three Phase Two Winding OLTC Power Transformer

Rated Power (KVA) High Voltage (KV) Low Voltage (KV) Connection Impedance (%) No-Load Loss (KW) On-Load Loss (KW)
1000066 / 696.3 / 6.6 / 10.5 / 11YNd11911.647.6
20000YNd11919.284.2
37500YNd11931.9140.3
60000YNd11944.4210

230KV Class Three Phase Two Winding OLTC Power Transformer

Rated Power (KVA) High Voltage (KV) Low Voltage (KV) Connection Impedance (%) No-Load Loss (KW) On-Load Loss (KW)
31500220 / 230 / 24210.5 / 11 / 34.5 / 35 / 66YNd1112-1430128
63000YNd1112-1450209
120000YNd1112-1479329
180000YNd1112-14108445
Transformer view 1 Transformer view 2
Production 1 Production 2 Production 3

A leading force in the transformer industry, integrating research and development, manufacturing, and technical services. We specialize in providing tailored solutions to meet unique requirements, producing high-quality power and distribution transformers that meet international standards. Our commitment to innovation and reliability contributes to a cleaner, more sustainable energy future.

Factory Overview Certification Showcase
❓ Frequently Asked Questions
What customization services are available?
We accept full customization, OEM, and ODM requests tailored to your specific technical requirements and project needs.
How long is the standard delivery time?
The typical shipping lead time is approximately 20-30 days after payment, depending on the order quantity and specifications.
What is the warranty period for the transformers?
We offer a 24-month quality assurance period. Extended after-sales warranty options are also available upon request.
Which international standards do your products meet?
Our transformers comply with various global standards including IEEE/ANSI, AS/NZS, IEC, EN 60076, and GOST.
Do you provide on-site installation support?
Yes, we have local professional service teams in various regions including North America, Australia, and Africa to provide installation, commissioning, and maintenance.
What are the core advantages of your power transformers?
Our transformers feature high conversion efficiency (exceeding 95%), low partial discharge, low noise, and strong environmental stability for long-term operation.

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