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CNC Electric Group Co., Ltd.

S11 Transformer, Power Transformer, Electric Transformer manufacturer / supplier in China, offering 3 Phase Oil Immersed Power Transformer (ONAN), 10W Mini AC to DC Switching Power Supply LED Driver CCTV PSU, 3phase DC to AC Variable Frequency Drive Water Solar PV Inverte and so on.

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Supplier Homepage Product Power Trasmission And Distribution Equipment 3 Phase Oil Immersed Power Transformer (ONAN)

3 Phase Oil Immersed Power Transformer (ONAN)

FOB Price: Get Latest Price
Min. Order: 1 SET
Production Capacity: 500PCS/Month
Transport Package: Standard Export Packing, Carton
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: S11
  • Phase: Three
  • Cooling Method: Oil-immersed Type Transformer
  • Certification: ISO9001-2000
  • Frequency Characteristics: Power Frequency
  • Type: Voltage Transformer
  • Specification: IEC60076
  • Application: Power, Electronic, Instrument, Lighting, Rectifier, Audio
  • Core: Shell-type Transformer
  • Winding Type: Two-winding Transformer
  • Usage: Distribution Transformer
  • Brand: CNC
  • Trademark: CNC, OEM
  • Origin: Zhejiang, China
Product Description

3 Phase Oil Immersed PowerTransformer (ONAN)

(kVA) rated capacity
800, 1000, 1250, 1600, 2000, 2500, 3150, 4000, 5000, 6300, 8000, 10000, 12500, 16000, 20000, 2500, 31500

General Instruction
This kind of product is applied to power system of three-phase. 50Hz as well as 35KV and bellows. It is the main transformer equipment of medium and small-sized transformer substation, supplies power distribution, power and illumination for the industry and agriculture.
The company introduces in domestic and overseas advanced technique, adopts the latest material and optimizes design, which enables the product structure more reasonable., and greatly improves the product has passed the short-circuit test prepared by Wuhan High Voltage Research institute and also the test prepared by National Center for Quality Supervision&Test of Transformer...

Structure Features
Iron core
The iron core is made of high quality cold rolled silicon steel sheet, adopts the kinds of types like full-bias multi-step seam, no punched hole, winding iron core, etc., besides, both stainless steel stay plate and epoxy glass belt are for clamping it.
High quality enameled wire that is made of oxygen free copper or paper wrapped flat copper wire is used as conductor, the coils is provided kinds of types such as drum type, spiral type, improved spiral type, continuous type and interleaved type.
Oil tank
The oil tank is of barrel type or shield type, the heat-sinking element is provide with corrugated plated radiator.
The transformer has not been equipped with trolley, but there is a base that accords with national standard rail gauge welded at the bottom of box for your convenience.
Safety protection device
According to national standard and users' requirements, the transformer may be equipped with following safety protection devices: Pressure relief valve, gas relay, signal thermometer, oil purifier, oil conservator, oil sampling valve, etc.

We can supply you all kinds of power transformers. Inculding oil immersed(No-excitation Tap-changing, On-load Tap-changing), dry type power transformer(SC(B)/SG(B))

3 Phase Oil Immersed PowerTransformer (ONAN)

Pls feel free to contact us for more details.
S9 type double-winding non-excitation tap-changing oil immersed power transformer of 35kv
Rated power kvaVoltageConnection symbolLoss (kw)No-load current(%)Impedence voltage(%)Weight (kg) 
H. V    kvHigh voltagr tapping rangeL. V      kvNo-loadLoadOil weightoverall weight
80038.5    35± 5%                ± 2*2.5% 3.15  6.3            10.5       Yd111.

S9 type double-winding non-excitation tap-changing oil immersed distribution transformer of 35kv
Rated power kvaVoltageConnection symbolLoss (kw)No-load current(%)Impedence voltage(%)Weight (kg) 
H. V    kvHigh voltagr tapping rangeL. V      kvNo-loadLoadOil weightoverall weight
5038.5    35± 5%                ± 2*2.5% 10.5 3.15  6.3            0.4       Dyn11 Yyn0  Yd110.221.2226.52653040
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