1000KVA 11KV0.4KV Oil Type Distribution Transformer

1000KVA 11KV/0.4KV Oil Type Distribution Transformer

Primary Voltage:11KV
Secondary Voltage:0.4KV
Connection Type: Dyn11/Yyno or others
Standards: ANSI/IEEE, CSA/CAN, DOE
Power Rating: 1000KVA
Certificate: UL, cUL, CSA, SGS,CE

In 2022, we successfully delivered three 1000kVA oil-type distribution transformers to customers in Vietnam. The transformers are rated at 1000kVA, with a primary voltage of 11kV and a secondary voltage of 0.4kV, and use ONAN cooling for efficient thermal management. These transformers are used in remote rural areas and are a key part of the upgrade of local power facilities.

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Product Description

These three 1000KVA 11KV/0.4KV Oil Type DistributionTransformer exported to Vietnam have many advantages, including high efficiency, low noise and strong short-circuit resistance, making them ideal for improving grid reliability and stability. The high-quality insulating oil and materials used ensure excellent insulation and heat dissipation performance, ensuring extended transformer life and safety.

These transformers are customized to Vietnam’s specific climatic conditions, ensuring reliable performance even under high humidity and temperature changes. The advanced design also uses a durable and weather-resistant casing to protect against environmental factors such as dust and rain, thereby extending the service life of the equipment.

These transformers comply with international standards such as IEC 60076 and GB 1094, meeting strict quality and safety requirements, ensuring they are suitable for the Vietnamese market.

Technical specifications

1000 KVA Distribution Transformer Specification and Data Sheet

Place of Origin	China
Brand Name	EverNew Transformer
Model Number	power transformer
Number of Phase	Three Phase
Winding Type	Two Winding
Rated Capacity	1000kVA
High Voltage	10/11kV
Low Voltage	0.4kV
Tapping Range	±2×2.5%
Impedance Voltage	0.04
Load Loss	2.73/2.6kW
No-load Loss	0.34kW
No-load Current	0.01
Frequency	50/60Hz
Connection Group	Yyn0/Dyn11
Cooling Method	ONAN
Coil Material	Aluminum/Copper
Size	1240x780x1360mm
Weight	910kg

1000 KVA Distribution Transformer Structural Drawings

Optional Accessories for 1000kVA Oil-Type Distribution Transformer

Customize your 1000kVA, 11kV/0.4kV oil immersed distribution transformer to suit your performance and adaptability with the following optional accessories

Core Materials:
- CRGO Silicon Steel Core: High efficiency and low core loss.
- AMDT Core: Ultra-low core loss, high energy efficiency.
Tank and Cover:
- Stainless Steel Tank and Cover: Enhanced durability and corrosion resistance.
Additional Creepage Bushings:
- Extra Creepage Distance Bushings: Improved insulation in high pollution or coastal areas.
Arrester Brackets:
- Lightning Arrester Brackets: Protect against lightning and switching surges.
CSP Protection Package:
- High Voltage Fuse
- Secondary Circuit Breaker
- Signal Light
- External Surge Suppressor Comprehensive protection against surge currents, short circuits, and overloads.
Cooling System Enhancements:
- Forced Air Cooling (ONAF): Increases cooling capacity and transformer efficiency.
- Oil Pumps and Fans: Enhance heat dissipation for heavy-duty applications.
Monitoring and Control:
- Digital Temperature Monitor
- Oil Level Sensor
- Gas Detector Relay Ensure optimal operation and timely maintenance.
Tap Changer:
- On-Load Tap Changer (OLTC)
- Off-Circuit Tap Changer (OCTC) For voltage regulation and adaptability to load variations.
Protection Devices:
- Pressure Relief Device
- Buchholz Relay
- Overload Protection Relay Enhance safety and reliability.
Other Accessories:
- Radiator with Oil Pump: Improved cooling efficiency.
- Desiccant Breather: Protects against moisture ingress.
- Padlockable Switches: Enhanced security.
- Wheels for Mobility: Easier transportation and installation.
Customization:
- Custom Specifications: Tailored to meet specific requirements.

To learn more about 11kv oil-immersed transformers and more accessories/customization information, contact us

Production of 1000 KVA Distribution Transformer

1000 KVA Distribution Transformer General Test

Conventional tests: such as voltage ratio, winding resistance, insulation resistance and leakage tests.
Type tests: such as temperature rise, impulse voltage and short circuit tests.
Special tests: according to customer requirements, such as noise level, partial discharge and dissolved gas analysis.

1000 KVA Distribution Transformer Finished Product

Frequently Asked Questions (FAQ)

Can you customize transformers according to specific requirements?

Yes, we can customize transformers to meet specific requirements, including various optional accessories and specifications.

What cooling methods do your transformers use?

Our transformers primarily use ONAN (Oil Natural Air Natural) cooling. Optional cooling methods such as ONAF (Oil Natural Air Forced) with oil pumps and fans are also available.