50kVA Resin Cast Epoxy Three-Phase Current Distribution Transformer

50kVA Resin Cast Epoxy Three-Phase Current Distribution Transformer

Product Name: 50kVA Resin Cast Epoxy Three-Phase Current Distribution Transformer
Capacity: 50kVA
Delivery Year: 2024
Country: United Arab Emirates (UAE)
Key Advantages:
High Heat Resistance: The Epoxy Resin Cast Dry-type Transformer uses vacuum casting technology with epoxy resin, enabling stable operation in extreme high-temperature environments (e.g., desert regions) with a temperature rise ≤80K.
Low Noise Design: Optimized winding structure and cooling channels reduce operational noise to below 55dB, meeting UAE commercial zone noise control standards.
Compact Design: The Resin Cast Epoxy Current Distribution Transformer is 30% smaller in volume than traditional transformers, saving space and simplifying installation.
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Henan GNEE Electric Co., Ltd. is one of the most reliable manufacturers and suppliers of 50kva resin cast epoxy three-phase current distribution transformer in China. If you're going to buy customized 50kva resin cast epoxy three-phase current distribution transformer made in China, welcome to get quotation from our factory. Quality products and reasonable price are available.

 

 

Product Introduction of Resin Cast Epoxy Current Distribution Transformer

 

product-486-475

This dry-type transformer, the 50kVA Resin Cast Epoxy Three-Phase Current Distribution Transformer, is designed for high-density power distribution in industrial and commercial applications. Its core utilizes the Epoxy Resin Cast Dry-type Transformer technology, ensuring exceptional insulation performance and isolating short-circuit risks. The vacuum-cast epoxy resin tightly bonds the windings and core, enhancing heat dissipation efficiency and extending equipment lifespan. As a representative Resin Cast Epoxy Current Distribution Transformer, it balances safety, efficiency, and compactness, making it ideal for complex systems requiring precise current distribution.

 

 

 

Technical Advantages

 

The technical strengths of this dry-type transformer are highlighted below:

Epoxy Resin Casting Technology:
The Resin Cast Epoxy Current Distribution Transformer uses vacuum casting with epoxy resin to fully encapsulate windings and cores, creating a high-insulation barrier resistant to moisture and corrosion. It complies with UL 1446 certification.

Thermal and Fire Resistance:
The Epoxy Resin Cast Dry-type Transformer boasts superior thermal conductivity combined with optimized cooling channels, ensuring controllable temperature rise during full-load operation. Its oil-free, leakage-free design meets NEMA 250 fire safety standards.

Precise Current Distribution:
Three-phase balanced design and low-loss copper windings ensure stable output even under load fluctuations, making this dry-type transformer ideal for voltage-sensitive applications.

 

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Products parameter of Resin Cast Epoxy Current Distribution Transformer

 

NO. Rated Capacity(KVA) High voltage(KV) Low voltage(V) Coil material Tapping range of high voltage No-load current Short circuit impedance Connection symbol No-load loss(W) load loss
(F 120ºC)(W)
1 50 20/22/24 230/400/415/
480/660
Copper/
Aluminum
±2.5
±5
1.8 6.0 Dyn11
Yyn0
305 1230
3 100 1.6 485 1990
5 160 1.4 600 2470
6 200 ±2*2.5
±5
1.4 655 2940
7 250 1.2 755 3420
8 315 1.2 870 4080
9 400 1.0 1030 4840
10 500 1.0 1210 5790
11 630 0.9 1370 6840
12 800 0.9 1570 8260
13 1000 0.8 1860 9780
14 1250 0.8 2140 11500
15 1600 0.8 2510 13800
16 2000 0.6 2910 16300
17 2500 0.6 3480 19300

 

 

 

Application Scenarios

 

The Resin Cast Epoxy Current Distribution Transformer is widely used in the following scenarios:

 

Industrial Power Systems:

In high-temperature, high-humidity environments like steel or chemical plants, the Epoxy Resin Cast Dry-type Transformer's corrosion resistance and fire safety ensure reliable operation.

Data Centers and Communication Towers:

Its low noise and high reliability support 24/7 power demands for server clusters while minimizing electromagnetic interference.

Commercial Buildings and Public Facilities:

The compact design of this dry-type transformer suits installation in building distribution cabinets, and its fire-resistant properties comply with safety regulations.

 

 

product-725-171

 

 

 

 

Product Testing

 

 

The 50kVA Resin Cast Epoxy Three-Phase Current Distribution Transformer passed rigorous tests:

 

Insulation Voltage Test: Withstood 150% rated voltage for 1 minute without breakdown or arcing, meeting IEC 61869-1 standards.

Temperature Rise Test: Operated at full load for 8 hours with a winding temperature rise ≤80K, significantly exceeding industry requirements.

Fire Resistance Test: The Epoxy Resin Cast Dry-type Transformer achieved UL 94 V-0 flame retardancy certification, minimizing fire risks.


Third-party certification by SGS validates the product's performance and safety compliance.

 

product-460-429

 

 

 

 

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Why choose us?

 

GNEE strictly follows the comprehensive acceptance testing process to ensure that the performance of each device meets the standards. Our products and services have been successfully applied in more than 50 countries and regions around the world. As a trusted global industrial partner, we are always committed to helping customers achieve their sustainable development vision through high-quality products and full-process services.

 

Support
• Pre-sales: Free technical consulting, drawing review, and installation training.
• After-sales:
o Global warranty for 2 years; 5-year warranty on core components.
o 7×24-hour remote support, fault response within <24 hours.
o Operation manual provided.

 

SGS certification certificate

product-1200-800
Production environment

product-917-504

Packing and Delivery

product-1033-315

 

 

FAQ
 

Q1: How to Choose Between Oil-Immersed, Dry-Type, or Amorphous Alloy Transformers Based on Needs?

A:Oil-immersed transformers (e.g., 30-2500 kVA/10 kV Oil-Immersed Three-Phase Dual-Winding):
Applicable scenarios: Large factories, substations, outdoor high-voltage power distribution.
Advantages: Excellent heat dissipation for high loads and high-temperature environments, but requires fire prevention and oil leakage precautions.
Dry-type transformers (e.g., Epoxy resin-cast type, Dry-Type Dual-Winding):
Applicable scenarios: Indoor installations (e.g., data centers, commercial buildings), environments with strict fire safety requirements.
Advantages: No insulation oil, pollution-free, low noise, but requires ventilation for heat dissipation.
Amorphous alloy transformers (e.g., Amorphous Alloy Dry-Type):
Applicable scenarios: Grid-end applications, rural power supply, energy-efficient systems.
Advantages: Reduces no-load loss by over 70%, higher efficiency than traditional transformers, ideal for long-term low-load operations.

Q2: Which Equipment is Suitable for Rectifier Transformers (30-3200 kVA Rectifier Type)?

A: Designed specifically for rectifier equipment, such as:
Electroplating lines, electrolytic cells.
Aluminum/copper electrolysis production.
DC motor drive systems.
Features: Three-phase input, adjustable DC voltage output. Note: Harmonic loads may impact transformer performance.

Q3: What are the Differences Between Prefabricated Substations (European Style) and Combined Transformers (Combined Type)?

A:Prefabricated Substations:
High integration: Includes transformers, low-voltage cabinets, and protection devices pre-installed in weatherproof/fire-resistant enclosures.
Applicable scenarios: Rapidly deployable outdoor power systems (e.g., temporary construction sites, remote areas).
Combined Transformers:
Functional integration: Typically combines transformers, metering devices, and protection equipment to simplify power distribution.
Applicable scenarios: Power distribution hubs for small/medium factories or commercial complexes.

Q4: What is the Voltage Adjustment Method for 30-2500 kVA Dual-Winding Non-Adjustable Voltage Transformers?

A:Non-adjustable type: Fixed output voltage set at factory (e.g., 10 kV input → 400 V output); no on-site adjustment.
Applicable scenarios: Stable voltage environments with minimal load fluctuations (e.g., fixed production lines).
For voltage adjustment, choose on-load tap-changing transformers (customizable).

Q5: What are the Temperature Resistance and Lifespan of Epoxy Resin-Cast Dry-Type Transformers?

A:Temperature resistance: Class F (155°C) or Class H (180°C), with overload capacity up to 1.5× rated power.
Lifespan: Over 20 years under normal operation, but requires regular inspections of winding insulation and cooling systems.

 

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