High Efficiency Dry-Type Transformer 400V/680V/10kv/35kv Factory Direct Sale

• Customization: Available
• Application: Power, Electronic, Instrument, Lighting, Rectifier
• Phase: Three
• Model NO.: SG
• Core: Core-type Transformer
• Cooling Method: Dry-type Transformer
• Winding Type: Separated Winding Transformer
• Certification: ISO9001, CE
• Usage: Single-phase Transformer, Power Transformer, Distribution Transformer
• Frequency Characteristics: Power Frequency
• Shape of Core: EI
• Brand: Zhengxi
• Rated Power: 50~3100kVA
• Voltage: 380V/3kv/6kv/11kv/33kv
• Connection: Dyn11/Yd11/Yyno
• No-Load Losses(Kw): 0.1~2.8
• Impedence: 4%
• Impedance Voltage: 4.0-8.0%
• Low Voltage: 0.4kv
• Warranty: 1 Year
• Transport Package: Wooden
• Specification: 3000*2000*2500mm
• Trademark: ZHENGXI or OEM
• Origin: Zhejiang, China

Product Description

Advantages of Dry Type Transformers

1. Safety and Fire Resistance

   • Dry type transformers are highly fire-resistant since they do not use flammable oil for cooling.

   • They are ideal for indoor and densely populated areas where safety is critical.

2. Environmentally Friendly

   • No risk of oil leakage or hazardous material contamination.

   • Suitable for environmentally sensitive locations like hospitals, schools, and commercial centers.

3. Low Maintenance

   • They require minimal maintenance because there is no need for oil checks, refills, or leak monitoring.

   • Reduced operational and maintenance costs over their lifetime.

• High Reliability and Durability

  • Strong resistance to short circuits, moisture, dust, and chemical pollutants.

  • Excellent performance even in harsh environments.

• Better Cooling Efficiency

  • Air cooling systems (natural or forced air) provide efficient thermal management.

  • Some models are equipped with intelligent fans for enhanced cooling performance.

Product Parameters

 

Specification	Details
Brand	Zhengxi
Model	S11
Product Name	Dry type Power Transformer
Input Voltage	10000V/10kV
Output Voltage	400V
Work Efficiency	98.60%
Output Accuracy	±2%
Winding Material	Silk Covered Wire
Frequency	50/60Hz
Design Life	20 Years
Certifications	CE Certification, Third Party Quality Inspection Certification

Technical Parameters of 10kV S11-M Series

Distribution Transformer Specifications

Capacity (kVA)	High Voltage (kV)	Low Voltage (kV)	Connection Mode	No-load Loss (kW)	Load Loss (75ºC) (kW)	No-load Current (%)	Impedance Voltage (%)	Dimensions L×W×H (mm)	Gauge (Longitudinal/Transverse)
30	11	0.4	Yy115	0.10	0.60	2.1	4	750×490×970	450/350
50	10.5	0.4	Dyn11	0.13	0.87	2.0		770×550×1030	450/350
63	10	0.4		0.15	1.04	1.9		800×600×1040	450/380
80	6.3	0.4		0.18	1.25	1.8		810×680×1060	450/430
100	6	0.4		0.20	1.50	1.6		820×680×1100	550/450
125		0.4		0.24	1.80	1.5		1070×700×1150	550/470