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Factory Direct Oltc Oil-Immersed Step-Down Substation Transformer Fully Sealed Transformer
US$300.00-50,000.00
1 Piece
Product profile
Customization
AvailableApplication
Power, Electronic, Instrument, Industrial Plants/Commercial Buildings/ResidentialPhase
Three PhaseModel NO.
SM-ZCore
Core-type TransformerCooling Method
Onan/OnafWinding Type
Two-winding TransformerCertification
CE/ISO/IEC/Coc/CNASUsage
Power Transformer, Industrial Plants/Commercial Buildings/ResidentialFrequency Characteristics
Power FrequencyShape of Core
Three-Limb Laminated Silicon Steel CoreBrand
DelanshiRated Capacity
30kVA-3150kVA / CustomizableHigh Voltage
10-35 Kv / CustomizableLow Voltage
0.4kv / CustomizableCooling Structure
Corrugated Fins or Panel RadiatorsVoltage Regulation
Octc / Oltc / CustomizableInsulating Medium
Mineral Oil / Natural Ester Oil / CustomizableVector Group
Dyn11/Yyn0/Yzn11/Ynd11/Yd11/Dd0/ CustomizableVoltage Tapping Range
±2×2.5% / ±5% / CustomizableWinding Material
Copper / AluminumRated Frequency
50 / 60HzAmbient Temperature
-45°C to +40°C / CustomizableService Environment
Indoor / Outdoor Service ConditionsCore Material
Cold-Rolled Grain-Oriented Silicon SteelHigh-Voltage Bushing
Porcelain Bushing or Polymeric BushingLow-Voltage Bushing
Porcelain Bushing, Busbar Terminal or Cable BoxTransport Package
Export Standard PackagingSpecification
According to The ProductTrademark
DelanshiOrigin
Jiangsu, ChinaHS Code
8504210000Production Capacity
10000 Units/YearKey features
High-quality silicon steel core for reduced no-load loss and lower operating noise.
Copper or aluminum windings available for reliable conductivity and short-circuit strength.
Oil-immersed design provides both insulation and efficient heat dissipation.
Sealed tank or conservator type available for different project requirements.
Corrugated fins or radiators enhance thermal performance.
Robust welded tank structure ensures excellent sealing and leakage resistance.
Optional protection devices include pressure relief valve, oil level indicator, temperature indicator, and Buchholz relay.
Outdoor-grade anti-corrosion coating supports long-term service in harsh environments.
Rated capacity, voltage ratio, vector group, tapping range, and accessories can be customized.
Suitable for utility grids, industrial plants, commercial facilities, renewable energy projects, and infrastructure power distribution.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2024-01-04Nearest Port: Port of Shanghai, Qingdao PortAverage Response Time: ≤5.05h
About Our Factory & Business Background
AddressNo. 3, Baogang Road, Xuzhou Economic and Technological Development Zonejiangsu, Xuzhou, Jiangsu, China
Plant Area26666 square meters
Registered Capital100,000,000 RMB
Terms of PaymentLC, T/T, Money Gram, Small-amount payment
International Commercial Terms(Incoterms)FOB, EXW, CIF, DDP
Average Lead TimePeak Season Lead Time: 6-12 months Off Season Lead Time: 3-6 months
Our Production Capability & Technical Expertise
Main ProductsOil-immersed Transformer, Epoxy Resin Cast Dry-type Transformer, High and Low Voltage Distribution Cabinet, Power Transformer, Three-phase Transformer
Inspection Method for Finished ProductsHave instructions and uniformly followed
Our Industry Experience & Global Business Record
Year of Establishment2020-03-02
Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Our Certifications, Standards & Industry Recognition
Management System CertificationISO9001:2015
Product Q&A
Q:Are you a manufacturer or a trading company?
A:
We are a professional manufacturer with our own production facilities and engineering team.
Q:What are your payment terms?
A:
Our standard payment terms are 30% advance payment and 70% balance before shipment. We also accept at-sight L/C (Letter of Credit).
Q:Can this transformer be customized?
A:
Yes. We can customize the transformer according to project requirements, including rated capacity, voltage level, frequency, vector group, winding material, loss level, impedance voltage, tank color, accessories, and installation method.
Q:What are the common capacity and voltage levels?
A:
Common capacities include 30kVA, 50kVA, 100kVA, 200kVA, 315kVA, 500kVA, 630kVA, 800kVA, 1000kVA, 1250kVA, 1600kVA, and more. Common voltage ratings include 10kV/0.4kV, 11kV/0.4kV, 13.8kV/0.4kV, 20kV/0.4kV, 33kV/0.4kV, etc. Customized voltage designs are available.
Q:What is the frequency of the transformer?
A:
The standard frequency is usually 50Hz, and 60Hz can also be customized according to the power grid requirements of different countries and regions. Customers can provide the required grid frequency before ordering.
Send Inquiry
*To:
Jiangsu Delangshi Biotechnology Co., Ltd.
Jiangsu Delangshi Biotechnology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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