Power Transformer
High pressure transformer ,use Japanese Toshiba analysis software and our company special calculation and validation procedure. In order to ensure the performance of product, we design and test to the transformer core, coil, the body of machine, lead wire, oil tank and other parts of machine.
Our product SSZ11-40000/110 has passed the short-circuit bearing capacity and all routine type tests of the National Transformer Quality Supervision and Inspection Center.
This product has the characteristics of stability, economy, reliability and environmental protection, and is suitable for power plants, substations and large industrial, mining and petrochemical enterprises.
Product Features
ratings through 230 kV (900 kV BIL)
Service Location: Outdoor
Core: Regular grain-oriented; mitered cruciform with step-lap construction
Coils: Cylindrical construction; all copper windings, custom tempered per design requirements; circular windings with rectangular or continuously-transposed conductor; helical low-voltage windings; continuous disc medium-voltage windings; shielded disc high-vollage windings
Radiators: Detachable panel type with shut-off valves; mild steel
Insulating oil: mineral oil type I & typell
Tank Cover.Welded,
Bolted Manholes: On cover or tank
Tank Base: Flat bottom or Skid under base
Tank Material: Mid Steel
Frequency: 60 Hertz Winding
Tem rise: 55 ºC
HV Taps; DETC, ETC in tank or out
- Above rated volts: 2 x2- 1/2% off load taps of full capacity
-Below rated volts: 2 x 2- 1/2% off load laps of full capacity
Valve: Drain and Fiter Valves, w/Sampler
Lifting, Moving, and Jacking Facilities


When placing order, please provide the following technical parameters
1. kV rated voltage:2. rated Input /Output voltage:(e.g., Primary/Secondary voltage level)3. Combination of three levels, accurate phase and accurate;4. rated output, and the corresponding accurate level (VA).
5.Cooling Type: (e.g., ONAN, ONAF, etc.)
6.Frequency: (e.g., 50Hz or 60Hz)
7.Phase Type: (e.g., Single-phase or Three-phase)
8.Winding Material: (e.g., Copper or Aluminum)
9. Application Details: (e.g., Industrial, renewable energy, etc.)Main Technical Parameters for oil-immersed power transformer Rated Power(kva) High Voltage(kv) H.V.Tap range Low Voltage(kv) Connection symbol Short Circuit Impendence No-load loss(kw) On-load loss(kw) No-load current(%) 6300 63 ±8x 6.3 YNd11 10-14 9.4 34 0.63 8000 66 1.25% 6.6 YNyn0 11.2 40.4 0.63 10000 69 10.5 others 13.1 47.6 0.75 12500 110 11 15.4 56.5 0.53 16000 132 33 18.5 69.5 0.49 20000 138 69 21.8 84.2 0.49 25000 220 25.6 99.5 0.4 31500 30.4 120 0.4 40000 36.2 140.3 0.39 50000 42.6 174.3 0.39 63000 52 210 0.39 75000 60 238 0.49 90000 69 274 0.49 120000 85 328 0.46 150000 101 385 0.42 160000 105 404 0.42 180000 115 436 0.42 240000 144 539 0.4
Ambient temperature: | -50 ºC~40 ºC |
Relative humidity: | ambient air relative humidity should be below93%, |
Altitude: | ≤1000m |
Max wind speed: | ≤35 m/s |
Earthquake acceleration: | horizontal acceleration ≤0.3g |
vertical acceleration | ≤0. 15g |
Special conditions: | customized products are available. |









Anhui Huawan New Energy Co.,Ltd. specializes in power equipment,focusing on the production,sale,and research of power transformers,substations,high- and low-voltage switchgear and other related electrical equipment.We hold certifications including ISO 9001,CE,3C,TUV,and the Green Power Certificate Trading Voucher.
Our team of over 200 professionals,including 10 senior engineers,65 Technical Workers,we offer more than 50 product series and over 600 specifications. Our annual production capacity exceeds 5,000 units,The company has obtained 158 national patents,nearly 100 product testing certifications,and over 30 software copyrights. Our financial assets surpass 15 million USD,and our annual output value approaches 56 million USD.
For many years,the company has been supplying high-quality complete systems of power transmission and distribution devices,as well as electrical control equipment,to various industries,including metallurgy,shipbuilding,electric power,mining,smart buildings,high-rise structures,hospitals,colleges,and universities. With strong technical expertise and advanced equipment,the company's products are well-regarded nationwide and receive positive feedback from users.
1. Q:Are you a trading company or manufacturer?Are OEM and ODM available?
A:We are a factory with more than 10 years experiences.2.Q:Do you have a catalogue? Can you send me the catalogue to have a check of all your products?
A:We have a product catalog. Please contact us online or via email to request a copy.
3. Q:What about the production?
A:In general,it take 25 working days for production and it depend on the different style.
A:Every product comes with a 1 year quality warranty, provided the products are used correctly by the customer.Please provide detailed photos of quality problems, Our technical and quality testing department will analyse. We will make a satisfied solution within 2 days.