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Industrial Electric Circular Coil HV Oil Immersed Transformer Step Up Step Down 3 Phase

Categories 35 KV Power Transformer
Place of Origin: China
Brand Name: HENTG Power
Model Number: ZGS series
Certification: CE
MOQ: 1
Type: distribution transformer, Auto Transformer
Material: Copper, 100% Copper Wire
Frequency: 50Hz, 60Hz
Shape: Rectangle
Winding Material: Copper
application: Power
Phase: Three
Coil Structure: Circular coil
Coil Number: Dual-winding coil
Input Voltage: 3kV, 6kV, 10kV, 15kV, 35kV, 69kV, 110kV, 115kV, 132kV, 220kV, 400kV
Output Voltage: 11kV, 110V, 220V, 380V, 440V, 480V
Product name: Three Phase Transformer
Application: Industrial
Usage: Power Electronic
Cooling Method: ONAN ONAF OFAF
Color: White
Warranty: 2 Years
Protection: Overload
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Industrial Electric Circular Coil HV Oil Immersed Transformer Step Up Step Down 3 Phase

Industrial Electric Circular Coil HV Oil Immersed Transformer Step Up Step Down 3 Phase
Product Specifications
AttributeValue
TypeDistribution transformer, Auto Transformer
MaterialCopper, 100% Copper Wire
Frequency50Hz, 60Hz
ShapeRectangle
Winding MaterialCopper
ApplicationPower
PhaseThree
Coil StructureCircular coil
Coil NumberDual-winding coil
Input Voltage3kV, 6kV, 10kV, 15kV, 35kV, 69kV, 110kV, 115kV, 132kV, 220kV, 400kV
Output Voltage11kV, 110V, 220V, 380V, 440V, 480V
Cooling MethodONAN ONAF OFAF
ColorWhite
Warranty2 Years
ProtectionOverload
Product Description
Oil-Immersed Distribution Transformer (30KVA~2501KVA)
  • Cooling Options & Installation Flexibility: Supports ONAN (Oil Natural Air Natural) and ONAF (Oil Natural Air Forced) cooling options. Adaptable to indoor/outdoor, pad-mounted, or pole-mounted installations.
  • Fully sealed structure: Improved moisture resistance and extended service life
  • Customization available: Voltage, connection method, and enclosure options
  • International certifications: CE, ISO9001, ISO14001 compliant
Technical Data For 35KV Three-Phase Oil Immersed Transformer (630KVA~31500KVA)
Capacity (KVA)HV (KV)HV TappingLV (KV)Vector GroupNo-load Loss (W)On-load Loss (W)No-load Current (%)Short Circuit Impedance (%)
63035±5%3.15
6.3
10.5
Yd1183078701.16.5
80035±5%3.15
6.3
10.5
Yd11980941016.5
100035±5%3.15
6.3
10.5
Yd1111501154016.5
125035±5%3.15
6.3
10.5
Yd111410139400.96.5
160035±5%3.15
6.3
10.5
Yd111700166700.86.5
200035±5%3.15
6.3
10.5
Yd112180183800.76.5
250035±5%3.15
6.3
10.5
Yd112560196700.66.5
315035~38.5±5%3.15
6.3
10.5

3040230900.567
400035~38.5±5%3.15
6.3
10.5

3620273600.567
500035~38.5±5%3.15
6.3
10.5

4320313800.487
6300



5250350600.487.5
800035~38.5±2*2.5%3.15
3.3
6.3
6.6
10.5
11
Ynd117200384800.42
1000035~38.5±2*2.5%3.15
3.3
6.3
6.6
10.5
11
Ynd118700453200.42
12500



10080538700.48
16000



12160658400.48
20000



14400795200.48
25000



17020940500.328
31500



202201128600.328
Ordering Process
Step 1: Inquiry & Quotation

We will respond to your inquiry within 1 hour and recommend suitable transformer according to your needs. At the same time, we will provide you with reasonable quotations and payment terms. We have a professional and independent drawing team and technical team, and we will confirm all the contents on the drawing with you within 7 days after payment. The drawing usually contains technical data, weight and parts list. Click here to consult.

Step 2: Production & Quality Inspection

After designing the production drawing, the factory will prepare the stock, produce, and conduct quality inspection before shipment. If you have special accessory requirements, we can provide you with accessories. Our raw materials are strictly screened. In the quality inspection stage, we will provide you with the dual guarantee of QC report and test report to escort your products.

Step 3: Installation & Warranty

We have a professional team to guide the installation, and also support on-site installation. We will provide you with more than 2 years of warranty service. Click here to start our business now.

Click here for discussion if you have any questions.

Frequently Asked Questions
Q: Who are we?

HENTG POWER is a professional designer, manufacturer and installer of power system solution around the World, was founded in 2011, occupies 100,000 square meter. specializing in reliable, high-performance solutions for global power systems.

Q: How can we guarantee quality?

Always a pre-production sample before mass production; Always final Inspection before shipment, We will provide QC & test reports. We accept FAT(Factory Acceptance Test). Factory can manufacture oil type and dry type distribution transformer, max 500KV 480MVA power transformer, GIS, switchgear, substation, based on ANSI/IEEE/DOE2016/CSA/IEC60076 standard. We will provide you with the guarantee service of over 2 years.

Q: Why choose us?

We have the professional and independent drawing team and technical team, It is expected that we can confirm all the contents on the drawings with you within 7 days. we have a professional technical team with 30+ senior engineers offer 24 hours online service and response within 30 min.

Q: What services can we provide?

Accept OEM, business payment are negotiated.

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