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D13-M-100/6 Single-Phase Oil-Immersed Hermetically Sealed Distribution Transformer

6kV Oil-Immersed Distribution Transformer Series

D13-M-100/6 Single-Phase Oil-Immersed Hermetically Sealed Distribution Transformer

The D13-M-100/6 is a single-phase oil-immersed fully sealed distribution transformer with a rated capacity of 100kVA and a high-voltage side rating of 6kV. The transformer features a fully sealed tank structure that isolates the transformer oil from air, effectively delaying insulation aging. The core is made of high-quality cold-rolled silicon steel, and both high and low voltage windings use oxygen-free copper conductors. The product is designed with D13 series loss level, complying with GB/T 6451-2023 technical requirements for 6kV distribution transformers. It is suitable for 6kV single-phase distribution systems, providing reliable power supply for rural electrification, residential areas, and small commercial applications.
  • Rated Capacity: 100 kVA
  • Rated Voltage Ratio: 6/0.22-0.24 kV
  • Connection Group: Ii0
  • Cooling Method: ONAN
  • Energy Efficiency Class: N/A
  • Standard:IEC 60076, GB/T 6451-2023

Product Details

Learn more about our products

Product Model D13-M-100/6
No-Load Loss ≤0.15 kW
Rated Capacity 100 kVA
No-Load Current ≤0.48%
Phase Single-phase
Load Loss (75°C) ≤1.48 kW
Rated Voltage Ratio 6/0.22-0.24 kV
Short-Circuit Impedance 3.5%
HV Tapping Range ±2×2.5%
Temperature Rise Limit Top oil ≤55K, Winding ≤65K
Rated Frequency 50 Hz
Noise (Sound Pressure Level) ≤52 dB(A)
Connection Group Ii0 (Ii6 available upon request)
Protection Degree IP65
Cooling Method ONAN
Standard IEC 60076, GB/T 6451-2023
Insulation Class A, LI60 AC25 / AC5
Energy Efficiency Class N/A
01.

Core advantages

Single-Phase Design
Specifically designed for single-phase distribution systems, ideal for rural electrification, residential areas, and small commercial applications.
Fully Sealed Structure
Fully sealed tank isolates transformer oil from air, slows down insulation aging, and extends service life with minimal maintenance.
Low Loss Design (D13 Level)
Optimized core and coil design achieves low no-load and load losses, complying with GB/T 6451-2023 for 6kV single-phase distribution transformers.
02.

Application scenarios

No data was found
01.

Authoritative Certification

CE
Our transformers are CE certified, ensuring full compliance with EU safety, health, and environmental standards for seamless market access across the European Economic Area.
UL
Our transformers hold UL certification, confirming they meet rigorous ANSI/IEEE safety standards—essential for North American market entry.
ASTA
Our transformers have obtained ASTA type-test certification, verifying IEC 60076 compliance. Widely recognized in global tenders for power equipment.
EAC
Our transformers are EAC certified, ensuring full compliance with safety and EMC regulations for the Eurasian market.
SASO
Our partner factories hold SASO IECEE recognition certificates. We assist clients in obtaining the required Batch Certificate of Conformity (CoC) through the SABER platform to ensure smooth customs clearance in Saudi Arabia.
02.

Quality Assurance

Partner Factory Audit
Regular on-site audits of partner factories to verify ISO, CE, and UL certifications.
Full-Process Quality Control
From raw material inspection to pre-shipment final inspection, every unit is checked against specifications.
Comprehensive Test Reports
Each transformer includes a detailed factory test report. 100% full inspection before dispatch.
Third-Party Inspection Support
SGS, BV, or other accredited third-party inspection available upon customer request.
01.

Technical Documents

No data was found
02.

Certification Materials

No data was found

6kV Oil-Immersed Distribution Transformer Series – Full Specifications

6kV, single-phase, 2-winding, oil-immersed, off-circuit tap-changer, distribution transformer, 5-160kVA

ModelRated Capacity
(kVA)
HV (kV)HV Tapping
Range
LV (kV)Vector GroupNo-Load Loss
(kW)
Load Loss
(75°C) (kW)
Impedance
Voltage (%)
D13-M-5/656,6.3±5%0.22~0.24Ii00.0250.133.5
D13-M-10/6106,6.3±5%0.22~0.24Ii00.0350.2353.5
D13-M-16/6166,6.3±5%0.22~0.24Ii00.0450.333.5
D13-M-20/6206,6.3±5%0.22~0.24Ii00.050.3853.5
D13-M-30/6306,6.3±5%0.22~0.24Ii00.0650.563.5
D13-M-40/6406,6.3±5%0.22~0.24Ii00.080.73.5
D13-M-50/6506,6.3±5%0.22~0.24Ii00.0950.8553.5
D13-M-63/6636,6.3±5%0.22~0.24Ii00.1151.023.5
D13-M-80/6806,6.3±5%0.22~0.24Ii00.131.263.5
D13-M-100/61006,6.3±5%0.22~0.24Ii00.151.483.5
D13-M-125/61256,6.3±5%0.22~0.24Ii00.1851.753.5
D13-M-160/61606,6.3±5%0.22~0.24Ii00.232.133.5
Note:
1.Tapping range options: ±5% or ±2×2.5%. ±5% is shown as default in this table. Other tapping ranges are available upon request.
2.Other low voltages are available upon request.
3.For IEC, ANSI, or other standards, or special voltage/frequency requirements, please contact us for a customized datasheet.

* For specific product requests, please Contact Us for customized solutions to your needs.

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