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Is specialized in designing, manufacturing for power transformers ,furnace transformers and reactor.

33kv 40000kVA Power Distribution petrochemical Transformer 1
33kv 40000kVA Power Distribution petrochemical Transformer 2
33kv 40000kVA Power Distribution petrochemical Transformer 3
33kv 40000kVA Power Distribution petrochemical Transformer 4
33kv 40000kVA Power Distribution petrochemical Transformer 5
33kv 40000kVA Power Distribution petrochemical Transformer 1
33kv 40000kVA Power Distribution petrochemical Transformer 2
33kv 40000kVA Power Distribution petrochemical Transformer 3
33kv 40000kVA Power Distribution petrochemical Transformer 4
33kv 40000kVA Power Distribution petrochemical Transformer 5

33kv 40000kVA Power Distribution petrochemical Transformer

Our factory can produce voltage with 500kV and below, capacity 1000MVA and below series oil immersed power transformers. digesting the advanced technology at home and abroad, combined with the advanced technology at home and abroad and our company's experience in producing power transformers for many years. 

 

Through optimization and innovation, we have successfully produced a series of power transformers with low noise, low loss, low partial discharge and high short-circuit resistance, Fully comply with and superior to national standards and International Electrotechnical Commission recommended standards.

 

Model NO.: SFZ-40000/33

Cooling Method: Oil-immersed Type Transformer

Winding Type: Two-winding Transformer

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    BASIC INFO.

    Model NO. SFZ-40000/33 Power Transformer
    Cooling Method Oil-immersed Type Transformer Power Supply Power Plant
    Winding Type Two-winding Transformer Transport Package Wooden Cases
    Certification ISO9001-2000, ISO9001 Specification IEC Standard
    Usage Power Transformer Trademark VILLE
    Frequency Characteristics High Frequency Origin Made in China
    Shape of Core Ring HS Code 8504340000
    Brand Ville Production Capacity 1set/6monthes

    Main function and characteristic

    ◎  Bell type tank and the wave form shell.; Increase the strength of oil box, beautiful appearance;
    ◎  Core is with D shape yoke, 45 angle seaming;
    ◎  Core and oil box are well fixed and well protected on moving;
    ◎  Reasonable wrapping method, in the interior and exterior structure of coil; Use support; Hard paper bucket between coils increases the capacity of anti-shortcut;
    ◎  Advanced assembling method such as cold pressing and welding technology, installing with sets of coil, paper bucket production.

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    THE MEANING OF MODEL

    SFZ-40000/33 Power transformer
    Name: Three-phase windings OLTC dual immersion air-cooled power transformers
    Type: SFZ-40000/33
    Rated voltage: 33/6.9kv
    Rated power: 35000/40000kVA
    Rated voltage ratio: 33± 3× 2.5%/6.9kV
    Rated currency: 700/3347A
    PHASE: THREE PHASE
    Rated Frequency: 50Hz
    Connection Symbol: Dyn11
    Tap changer: On load tap changer
    Impedance voltage%: 13+0.8%
    Cooling way: ONAN/ONAF
    Winding Insulation Level
    Lightning impulse withstand voltage(Kv, peak value) 1 min Frequency Pressure(kv, virtual value)

    Full-wave
    Latest wave

    HIGH voltage SIDE: 170 185 75
    Low voltage side: 75 85 35
    Low-voltage neutral point: 75 35

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    Insulation class Class A
    Transformer windings of the Inter-field strength is not more than 2 Kv / mm
    Transformer loss (below 75), the no-load current and efficiency
    No-load loss: 21 kW
    Load loss: 198 Kw
    No-load current: 0.5%
    Radio frequency interference and Corona
    To the greatest work of the voltage, outdoor sunny evening out line without visible Corona, radio interference voltage is not more than 2500
    UV.

    TECHNICAL PARAMETERS

    Type Voltage compose and No-load Load No-load Impedance Transport Gross Dimensions
    Tapping range (kV) Loss loss current voltage weight weight L×W×H (mm)
    HV LV Connection (kW) (kW) (%) (%) (t) (t)  
    SZ9-2000/35 35 6.3 Yd11 2.88 18.7 1 6.5 4.93 5.97 3010×2070×2540
    SZ9-2500/35 ±3×2.5% 10.5 3.4 21.7 1 6.5 5.68 6.95 3040×2270×2610
    SZ9-3150/35     4.04 26 0.9 7 6.08 7.9 3160×2300×2640
    SZ9-4000/35 35 6.3 4.84 30.7 0.9 7 7.1 9.11 3300×2330×2890
    SZ9-5000/35 38.5 10.5 5.8 36 0.85 7 8.47 10.86 3350×2520×3000
    SZ9-6300/35 ±3×2.5%   7.04 38.7 0.85 7.5 9.87 12.3 3680×2650×3050
    SZ9-8000/35     9.84 42.8 0.75 7.5 12.55 15.3 4190×2930×3280
    SZ9-10000/35 35 6.3 Ynd11 11.6 50.6 0.75 7.5 14.7 17.86 4620×3160×3400
    SZ9-12500/35 38.5 6.6 13.7 60 0.7 8 17.35 20.05 4740×3200×3540
    SZ9-16000/35 ±3×2.5% 10.5 16 73 0.7 8 19.45 23.74 4810×3360×3790
    SZ9-20000/35   11 18.9 88.3 0.7 8 27.5 34.95 4880×3540×4150
    SZ9-25000/35     22.4 104.4 0.65 8 32.51 40.22 4920×3920×4200
    SZ9-31500/35     26.6 125.3 0.65 8 37.73 45.53 5010×4270×4460
    Ratedpower
    (kVA)
    Valtage Connction 9 loss(kW) 10 loss(kW) 11 loss(kW) No-load Loss(%) Impedence Voltage(%) Weight(t) Outline Dimension(mm) Guage
    H.V L.V No-Load Loss Load Loss No-Load Loss Load Loss No-Load Loss Load Loss Oil weight Untanking Total weight L B H (mm)
    (kV) (kV) weight  
    2000 35
    38.5
    ±3×
    2.50%
    6.3
    6.6
    10.5
    11
    Yd11 2.88 20.25 2.59 19.24 2.3 19.24 0.8 6.5 1.9   7 3680 2050 2850 1070
    2500 3.4 21.73 3.06 20.64 2.72 20.54 0.8 2.1   7.9 3780 2220 2890 1070
    3150 4.04 26.01 3.64 24.71 3.23 24.71 0.72 7 2.4 7.5 8.5 3850 2310 2950 1070
    4000 4.84 30.69 4.36 29.16 3.87 29.16 0.72 2.8 9.5 11 4120 2380 3150 1070
    5000 5.8 36 5.22 34.2 4.64 34.2 0.68 3.1 10.5 12 4210 2510 3220 1070
    6300 7.04 38.7 6.34 36.77 5.63 36.77 0.68 7.5 3.3 12.5 14.6 4320 3000 3290 1475
    8000 YNd11 9.84 42.75 8.86 40.61 7.87 40.61 0.6 3.8 14 17.1 4500 3100 3680 1475
    10000 11.6 50.58 10.44 48.05 9.28 48.05 0.6 4.3 17 20.1 4560 3500 3750 1475
    12500 13.68 59.85 12.31 56.86 10.94 56.86 0.56 8 8.56 20 23 4650 3600 3830 1475
    16000 16.46 74.02 14.81 70.32 13.17 70.32 0.54 9.5 23 27 5000 3800 3950 1475
    20000 19.46 87.14 17.51 82.78 15.57 82.78 0.54 10 28.5 33 5200 4100 4000 1475
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    As a professional power transformer manufacturer with 20 years of experiences, NINGBO VILLE ENTERPRISE is a combination of Transformer R&D center, production, sales and after sales service, possesses of strong technical strength and excellent manufacturing equipments, as well as modern Office facilities.
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    PLEASE CONTACT US.
    Contact person:  GREEN HSU
    Contact number:  +86-13906684456 / +86-13867838839
    WhatsApp:008613867838839 / 008613906684456

    Add: Fl 6, No.C12 Building, Lane 299 Guanghua Rd, Ningbo R&D Park,Ningbo Hi-Tech Zone,China, 315040

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