Tanaka Electric Tanaka Electric

High Voltage Copper Winding Three Phase Cast Resin Dry Type Distribution Transformer

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Product Description

Basic Information
Model NO.
SCB
Core
Core-type Transformer
Cooling Method
Dry-type Transformer
Winding Type
Two-winding Transformer
Certification
ISO9001-2000, ISO9001
Usage
Distribution Transformer
Frequency
50/60Hz
Shape of Core
EI
Product Name
Cast Resin Dry Type Transformer
Rated Capacity
30kVA-2500kVA
Winding Material
Copper/Aluminum
Origin
China
Product Description
Three phase cast resin dry type distribution transformer is with features of low loss, compact and light weight, low noise level, clamp-proof, anti-fouling, high mechanical strength, flame resisting, strong overload ability and low partial discharge quality. They are applicable to power transmission and distribution systems, hotels, restaurants, commercial buildings, stadiums, chemical plants, stations, airports, offshore drilling platforms, especially to heavy load centers and places with special fire protection requirements.
Cast Resin Dry Type Transformer
Distribution Transformer View
Key Features
Safe, flame-retardant, explosion-proof, fireproof, and pollution-free; can be directly installed in the load center.
Maintenance free, easy installation, and low overall operation cost.
Good moisture-proof performance, capable of operating normally under 100% humidity.
Low loss, low partial discharge, low noise, and strong heat dissipation capacity.
Equipped with perfect temperature protection and control system for safe and reliable operation.
High reliability index reaching international advanced levels.
Normal Environment Conditions
1. Ambient Temperature: Max +40℃, Min -25℃. Monthly average ≤ +30℃, Yearly average ≤ +20℃.
2. Altitude: No more than 1000m.
3. Power supply voltage wave is similar to a sine wave.
4. Three-phase power supply voltage is approximately symmetrical.
5. Relative humidity < 93%. No water droplets on the coil surface.
6. Installation Site: Indoor or outdoor.
Technical Specifications
Rated Power (kVA) Rated Voltage (kV) Vector Group No-load loss (W) Load loss (W) Impedance (%)
HV LV
1006 / 10 / 11
±5% or ±2x2.5%
0.4 / 0.415 / 0.433Dyn11 / Yyn040015704
25072027604
500116048804
1000177081306
20003050144506
250010 / 110.4Dyn113600171706
Product Gallery
Transformer Detail 1
Transformer Detail 2
Transformer Detail 3
Transformer Detail 4
Manufacturing Excellence
Specialized in manufacturing transformer cores and clamps since 2000, the facility utilizes advanced production lines for efficient, automated production and cost savings. Capable of producing large-capacity dry-type transformer cores below 34,000K with a 20,000-ton annual capacity. Adhering to strict quality management systems, all products pass rigorous inspections. With over 20 years of experience, the manufacturer supplies to top global energy brands and exports worldwide to Europe and the US.
Factory Overview
Production Line
Certifications & Logistics
Certification Documents
Packaging and Shipping
Frequently Asked Questions
What are the main applications for these transformers?
They are ideal for high-load centers like commercial buildings, airports, stadiums, and chemical plants where fire safety is a priority.
Can the transformer operate in high humidity?
Yes, these cast resin transformers have excellent moisture-proof performance and can operate normally even under 100% humidity.
Is maintenance required for dry-type transformers?
No, these units are designed to be maintenance-free, which helps in reducing the overall long-term operation costs.
What cooling methods are used?
They typically use natural cooling, but can be equipped with forced air cooling systems to enhance heat dissipation capacity.
Are customized designs available?
Yes, we provide customized designs based on specific technical requirements including rated capacity, voltage levels, and vector groups.
What quality standards do you follow?
We strictly adhere to ISO9001 standards and perform rigorous testing on each product before dispatch to ensure international quality levels.

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