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Residential Distribution Transformer

Residential Distribution Transformer

High Voltage Side Rating: 10kV / 6kV
Low Voltage Side Rating: 0.4kV
Rated Capacity: 50kVA – 630kVA
Rated Frequency: 50Hz
Connection Group: Dyn11
Cooling Method: Oil-immersed self-cooling (ONAN) / Dry-type self-cooling (AN)

Quiet and Safe for Neighborhoods

 

This residential distribution transformer is manufactured by Jiangxi Yihong Electric Power Technology. The high-voltage side is rated at 10kV or 6kV, while the low-voltage side provides 0.4kV output. The rated capacity ranges from 50kVA to 630kVA, which is commonly used for residential power systems. The rated frequency is 50Hz.

 

The connection group is Dyn11, which performs well under unbalanced three-phase loads, making it suitable for residential applications. This product uses either oil-immersed self-cooling or dry-type self-cooling. The protection level is IP23 or IP33, which helps prevent rain and dust ingress, making it suitable for outdoor residential use.

 

The noise level is below 45dB, ensuring quiet operation that does not disturb nearby residents. The impedance voltage is 4%. The loss level is S15, representing a super energy-efficient design. The product complies with GB/T 6451 and GB 20052 standards. It is suitable for residential areas, villas, and civil building power systems.

 

Advanced Factory and Certifications

 

We operate a CNC bending center with ±0.1° angle accuracy. Our flexible production system is 40% more efficient, and our robotic welding stations increase structural strength by 30%, with a defect rate below 0.01%.

 

Each residential distribution transformer undergoes three rounds of quality inspection before shipment, followed by a 100% final inspection prior to packaging. Third-party inspection is also available upon request. We provide a one-year warranty. In case of transportation damage, we assist customers in filing claims with the logistics company.

 

We are certified to CE, UL, and CCC standards, and operate under an ISO9001 quality management system. Our in-house R&D team also follows environmental compliance requirements.

 

On-Time Delivery and Simple Order

 

We support OEM and ODM services. Customers may provide technical drawings for customization. The minimum order value is 50,000 RMB. Different capacities can be combined within a single order. Free samples are not provided. Custom samples require 15 working days.

 

We have five design engineers available to assist with product selection. During production, we provide photo and video updates. Repeat orders benefit from faster delivery.

 

Payment terms are 50% deposit and 50% balance before shipment. We accept EXW and FOB terms, with payments available in RMB, USD, or EUR. Discounts are available for large orders.

 

Export packaging uses wooden crates and plastic film. This residential distribution transformer is widely used in residential areas, villas, and civil building power systems. Our domestic sales are approximately 20 million RMB per year, and we also maintain strong overseas sales performance. We welcome your inquiry.

 

Product Parameter Table

 

Parameter

Value

High Voltage Side Rating

10kV / 6kV

Low Voltage Side Rating

0.4kV

Rated Capacity

50kVA – 630kVA

Rated Frequency

50Hz

Connection Group

Dyn11

Cooling Method

Oil-immersed self-cooling (ONAN) / Dry-type self-cooling (AN)

Protection Level

IP23 / IP33

Noise Level

≤45dB

Impedance Voltage

4%

Loss Level

S15 (Super Energy Efficient)

Standards

GB/T 6451, GB 20052

Application

Residential areas, villas, civil building power systems

 

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