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30kv Pole Mounted Power Transformer 250kVA Oil Immersed Type
US$2,100.00-2,350.00
1 Piece
Product profile
Customization
AvailableApplication
Power, LightingPhase
ThreeModel NO.
S-250/10-0.4Core
Core-type TransformerCooling Method
Oil-immersed Type TransformerWinding Type
Two-winding TransformerCertification
ISO9001-2000, ISO9001, CCC, CEUsage
Combined Transformer, Power Transformer, Distribution TransformerFrequency Characteristics
Power FrequencyShape of Core
EIBrand
RooqVoltage Ratio
30/0.4kvFrequency
50/60HzVector Group
Dyn11/Yyn0/Dyn5Cooling Type
OnanTapping
5 StepsTransport Package
Wooden CaseSpecification
725*540*820mmTrademark
ROOQOrigin
ChinaHS Code
850422Production Capacity
500PCS/MonthKey features
Hermetically Sealed Design: Elastic tank prevents oil oxidation and moisture absorption, ensuring ideal liquid condition and lower maintenance.
CRGO Silicon Steel Core: Oriented grain core with low loss and guaranteed noise level, minimizing gap effects through staggered stacking.
High Short-Circuit Resistance: Resin impregnated windings polymerize during drying to withstand mechanical stresses from short circuits.
Wide Voltage Range: Designed for voltages up to 36kV with multiple primary voltage options and customizable secondary voltages.
Customizable Vector Groups: Standard Dyn11/Yyn0 available; Dyn5, Yd11 and others can be customized to meet specific requirements.
Multiple Capacity Options: Common power ratings from 30kVA to 2500kVA available to suit various distribution needs.
IEC/BSEN 60076 Compliant: Designed and tested in strict accordance with international standards for safety and performance.
Low Maintenance Benefits: No conservator tank or air chamber reduces weight, size, and eliminates weak points like welds or breathers.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2009-04-15 CertifiedNearest Port: Ningbo PortAverage Response Time: ≤10.68h CertifiedTerms of Payment: LC, T/T
About Our Factory & Business Background
AddressNo. 231 Jing 7 Road, Economic Development Zone, Yueqing Zhejiang Province, Wenzhou, Zhejiang, China
Plant Area5000 square meters
Number of Employees103
Registered Capital108,000,000 RMB
International Commercial Terms(Incoterms)FOB, CIF, CFR
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Our Production Capability & Technical Expertise
Main ProductsHigh Voltage Switchgear, Low Voltage Switchgear, Transformer, Distribution Box, Arrester, Disconnector, Fuse, Vacuum Circuit Breaker
Production MachinesBench Drill, Cutting Facility, Oven, Pouring Furnace, Winding Facility, Bus Bar Facility
R&D Engineers15 people
Own BrandYes
Our Industry Experience & Global Business Record
Year of Establishment2014-05-30
Main MarketsAfrica, Domestic, Central Asia
Number of Foreign Trading Staff5
Overseas Agent/BranchNo
Our Certifications, Standards & Industry Recognition
Product CertificationCE, Others
Product Q&A
Q:What are the available power ratings?
A:
Common power ratings include 30, 50, 80, 100, 125, 160, 200, 250, 315, 400, 500, 630, 800, 1000, 1250, 1600, 2000, and 2500 kVA.
Q:Can the secondary voltage be customized?
A:
Yes, while standard no-load voltages are 400V, 415V, or 433V, other voltages can be supplied on demand.
Q:What cooling method is used?
A:
The transformer uses natural self-cooling (ONAN) and is immersed in insulating fluid.
Q:Are OEM and ODM services available?
A:
Yes, both OEM and ODM services are available, and customizations for voltage ratio, frequency, and vector group can be made.
Q:What certifications does the product have?
A:
The product holds ISO9001-2000, ISO9001, CCC, UL, and CE certifications.
Send Inquiry
*To:
ROOQ ELECTRIC GROUP CO., LTD.
ROOQ ELECTRIC GROUP CO., LTD.*Content:
Supplier replies will be sent to your registered email
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