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750 kVA Three Phase Dry Type Cast Resin Power Transformer
  • 750 kVA Three Phase Dry Type Cast Resin Power Transformer750 kVA Three Phase Dry Type Cast Resin Power Transformer

750 kVA Three Phase Dry Type Cast Resin Power Transformer

750 kVA Three Phase Dry Type Cast Resin Power Transformer from LUGAO Power adopts high-quality cast resin insulation, delivering outstanding fire resistance, safety and environmental protection. It features low loss, stable voltage output, strong anti-short circuit capability and long service life. Suitable for indoor, commercial and industrial use. As a professional China manufacturer, we provide strict quality inspection, fast delivery, flexible MOQ and professional after-sales support.
The 750 kVA Three Phase Dry Type Cast Resin Power Transformer is a reliable and energy-efficient distribution transformer designed for modern power systems. It uses epoxy cast resin insulation to encapsulate the windings, eliminating the need for transformer oil and improving safety, environmental protection, and operational stability.


As a professional transformer manufacturer in China, Lugao Power Co., Ltd operates advanced production facilities and strict quality control processes. Our China transformer factory and supplier provides high-performance dry-type transformers for global customers, with flexible customized transformer solutions based on voltage level, capacity, and installation requirements.

  • Rated Capacity: 750 kVA
  • Phase: Three Phase
  • Insulation Type: Epoxy Cast Resin
  • Cooling Method: Natural Air Cooling (AN) or Forced Air Cooling (AF)
  • Installation: Indoor or protected outdoor environment

Parameter

750 KVA 3 Phase Outdoor Dry Type Transformer

HV:20/22/24 LV:0.4/0.415
Capacity Connection
Group
No-Load Loss W On-Load Loss
W
No-Load Current
%
Short-Circuit
Impedance
%
250 Dyn11 900 3150 2 6
320 1050 4200 2 6
400 1100 4900 2 6
560 1320 6000 2 6
630 1600 6500 2 6
750 1900 770 1.5 5.6
800 1900 8500 1.5 6
1000 2200 10000 1.5 6
1250 1650 11000 1.5 6
1500 2900 11426 1.5 5.6
1600 2900 13000 1.5 6
2000 3500 16000 1 6
2500 4300 19000 1 6
3000 4900 22000 1 6
3200 5200 23000 7 6
3500 5700 25000 1 6
4000 6200 27000 1 6.5

What is the Capacity?

The 750 kVA Three Phase Dry Type Cast Resin Power Transformer is designed to support medium-scale power distribution systems requiring stable and efficient electrical supply.

  • Rated power capacity of 750 kVA suitable for commercial and industrial loads.
  • Provides balanced three-phase power for stable distribution networks.
  • Supports continuous operation in demanding electrical environments.
  • Optimized design ensures high efficiency and reliable voltage regulation.

What Are Typical Applications?

Due to its oil-free insulation system and high safety performance, the 750 kVA Three Phase Dry Type Cast Resin Power Transformer is widely used in environments where reliability and fire safety are critical.

  • Commercial buildings and shopping centers
  • High-rise residential and office buildings
  • Hospitals and data centers
  • Industrial plants and manufacturing facilities
  • Transportation infrastructure such as airports and subway systems
  • Renewable energy and distributed power systems

What Are the Key Technical Features?

The 750 kVA Three Phase Dry Type Cast Resin Power Transformer is designed with advanced engineering and high-quality materials to ensure stable performance and long service life.

Construction

  • Vacuum cast resin technology provides excellent insulation and mechanical strength.
  • Windings are fully encapsulated to protect against moisture, dust, and contaminants.
  • Low partial discharge design improves reliability and operational safety.

Voltage Levels

  • Typical primary voltage: 10kV or other medium-voltage options.
  • Secondary voltage can be customized according to project requirements.
  • Flexible configuration for various distribution systems.

Cooling

  • Natural air cooling (AN) for standard operation.
  • Optional forced air cooling (AF) to increase load capacity.
  • Efficient heat dissipation ensures stable long-term operation.

Why Choose Lugao

Lugao Power Co., Ltd is a trusted transformer manufacturer committed to delivering high-quality electrical equipment. Our 750 kVA Three Phase Dry Type Cast Resin Power Transformer is manufactured according to strict quality standards to meet the demands of global power distribution projects.

  • Experienced Transformer Manufacturer – Extensive expertise in transformer engineering and production.
  • Advanced Production Line – Modern manufacturing facilities ensure stable product quality.
  • Strict Quality Testing – Each transformer undergoes comprehensive inspection and performance testing.
  • Customization Capability – Voltage level, insulation class, and configuration can be tailored to project needs.
  • Global Supply Experience – Reliable supplier serving international industrial and infrastructure markets.


Product details

Our Factory

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Transportation

10KV 220V Amorphous Alloy Dry type Transformer

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