Tanaka Electric Tanaka Electric

10kV Cast Resin Dry Typehigh Voltage Power Electric Toroidal Transformer

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Product Description

📋 Basic Product Information
Model NO.
OEI
Core
Core-type Transformer
Cooling Method
Dry-type Transformer
Winding Type
Two-winding Transformer
Certification
ISO9001-2000, ISO9001, CCC
Usage
Combined, Power, Distribution
Frequency
Power Frequency
Shape of Core
Ring
Color
Gray, Green or Customized
Coil Number
Three-Phase Three-Winding
Coil Structure
Toroidal
Type
Oil-Type / Dry-Type Hybrid Design
Origin
China
HS Code
83851000
Capacity
100/Month
📦 Packaging & Logistics
Package Size
150.00cm * 180.00cm * 100.00cm
Gross Weight
200.000kg
Package Type
Carton / Wooden Case
Product Main Features
🔹
Low Loss Value The amorphous alloy material core greatly reduces no-load loss and no-load current compared to traditional series.
🔹
High Core Strength & Low Noise Advanced core end face brushing and curing processes form a solid unit, improving structural strength and minimizing noise.
🔹
Flame Retardancy & Safety Resin casting with epoxy resin provides self-extinguishing properties, ensuring high safety levels for load center installations.
🔹
Mechanical Strength & Lightning Resistance The elastic epoxy resin coil offers strong tolerance to secondary short-circuits and uniform potential distribution against lightning shocks.
🔹
Moisture Resistance & Low Maintenance The closed structure and epoxy resin properties allow for rapid recovery of surface resistance even in wet states.
🔹
Minimal Partial Discharge Vacuum degassing and specialized layer insulation prevent air bubbles and cracking, ensuring stable electrical performance.
🔹
Zero Pollution As a dry-type transformer, it is free of liquid or gas insulation leaks, making it environmentally friendly.
🔹
Reliable Temperature Control Equipped with a protection device to detect coil temperatures, providing automatic alarms or trips to prevent overheating damage.
🖼️ Product Gallery
📊 Technical Specifications
Rated capacity (kVA) Voltage combination No-load loss (W) Load loss (W) No-load current (%) Impedance (%)
HV (KV) Tapping Range LV (KV) Connection
306.3 / 10.5 / 11 / 13.2 / 13.8 / 15±2 × 2.5% or ±5%0.4Dyn11 / Yyn0906602.15.5
10020016501.65.5
50068056601.05.5
10001150113300.76.0
16001630159500.66.0
25002340222000.66.0
Frequently Asked Questions
What are the primary benefits of an amorphous alloy transformer?
The primary benefits include significantly lower no-load losses and current, high mechanical strength, excellent flame retardancy, and low noise operation.
Is this transformer suitable for indoor use in populated buildings?
Yes, because it is a dry-type transformer using epoxy resin casting, it is flame-retardant, self-extinguishing, and pollution-free, making it ideal for load centers in buildings.
How does the device handle overheating?
It is equipped with an integrated temperature control protection system that monitors the coils and can trigger alarms or automatic trips if safe temperatures are exceeded.
Does the transformer require frequent maintenance?
No, it requires very low maintenance. Due to its moisture-resistant epoxy resin structure, usually only periodic removal of surface dust is necessary.
Can it withstand lightning strikes?
Yes, the foil-type coil design provides uniform potential distribution, which gives the transformer excellent resistance to lightning impact waves.

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