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3 Phase 250kVA Air Cooled Transformer Dry Type Isolation Transformer High Reliability

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3 Phase 250kVA Air Cooled Transformer Dry Type Isolation Transformer High Reliability

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Place of Origin : Hunan, China

Brand Name : HENTG Power

Model Number : SC(B)13

Certification : CE

MOQ : 2 sets

Price : CN¥2340/units

Type : distribution transformer

Material : silicon steel sheet, Aluminum

Frequency : 50Hz, 60Hz

Shape : Rectangle

Winding Material : Aluminum

application : Potential

Phase : Three

Coil Structure : TOROIDAL

Coil Number : Multi-winding coil

Input Voltage : 10kV

Output Voltage : 0.4kV

Product name : Three Phase Transformer

Rated capacity : 30KVA-2500KVA

Cooling Method : ANAF

Core material : CRGO Silicon Steel Core

Feature : High Security

Rated voltage : 6/6.3/10/10.5/11KV

Vector Group : Dyn11/Yyn0

Working frequency : 50/60KHz

Operating temperature : 40 To+180

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3 Phase 250kVA Air Cooled Transformer Dry Type Isolation Transformer High Reliability
Product Specifications
Attribute Value
Type distribution transformer
Material silicon steel sheet, Aluminum
Frequency 50Hz, 60Hz
Shape Rectangle
Winding Material Aluminum
Application Potential
Phase Three
Coil Structure TOROIDAL
Coil Number Multi-winding coil
Input Voltage 10kV
Output Voltage 0.4kV
Rated capacity 30KVA-2500KVA
Cooling Method ANAF
Core material CRGO Silicon Steel Core
Rated voltage 6/6.3/10/10.5/11KV
Vector Group Dyn11/Yyn0
Working frequency 50/60KHz
Operating temperature 40°C To +180°C
Product Description

250kVA Dry-Type Isolation Transformer | High Reliability | Safe, Quiet Power Distribution

The SCB13 Series 250kVA dry-type isolation transformer is a robust and energy-efficient solution for powering critical loads. Designed with a high-grade silicon steel core and vacuum epoxy resin casting, it ensures safe, quiet, and stable power delivery in commercial, medical, and industrial environments. It offers enhanced insulation, low maintenance, and high short-circuit strength.

Technical Specifications
Rated capacity (KVA) Vector Group Voltage Combination No-load loss Load loss No-load current Impedance
30 Yyn0 / Dyn11 10 6.3 6 135 640 2 4.0
50 195 900 2
80 265 1240 1.5
100 290 1410 1.5
125 340 1660 1.3
160 385 1910 1.3
200 445 2270 1.1
250 515 2480 1.1
315 635 3120 1
400 705 3590 1
500 835 4390 1
630 965 5290 0.85 6.0
800 1090 6260 0.85
1000 1270 7310 0.85
1250 1500 8720 0.85
1600 1760 10500 0.85
2000 2190 13000 0.7
2500 2590 15400 0.7
Key Features
  • Full Electrical Isolation: Prevents interference between primary and secondary circuits.
  • Vacuum Epoxy Resin Casting: Provides strong insulation, flame retardancy, and moisture resistance.
  • Low Noise Design: Operating noise ≤ 50dB, perfect for indoor applications.
  • Oil-Free Construction: Eco-friendly and safe for enclosed spaces.
  • High-Grade Core Material: Made with low-loss cold-rolled silicon steel.
Benefits
  • Protects Sensitive Equipment: Filters voltage disturbances and suppresses harmonics.
  • Reduces Maintenance Needs: No oil replacement, fewer failures.
  • Safe for Indoor Use: No risk of oil leakage or fire hazard.
  • Improves System Reliability: Enhances power quality and stability.
  • Easy Installation: Compact and accessible terminal design.
Advantages
  • High Short-Circuit Strength: Withstands dynamic and thermal stress during faults.
  • Customizable Voltage Options: Supports various input/output configurations.
  • IEC & CE Certified: Built to meet global safety and efficiency standards.
  • Long Service Life: Durable insulation system ensures 20+ years of operation.
  • Adaptable for Harsh Environments: Optional IP23 protection grade.
Application Scenarios
  • Precision machine tool power supply
  • Industrial automation control systems
  • Hospitals & medical equipment
  • Laboratories and research centers
  • High-rise building distribution panels
  • CNC equipment, elevators, and smart control systems
Company Profile
Who are we?

HENTG POWER is a professional designer, manufacturer and installer of power system solution around the World, was founded in 2011, occupies 100,000 square meter. specializing in reliable, high-performance solutions for global power systems.

How can we guarantee quality?

Always a pre-production sample before mass production; Always final Inspection before shipment, We will provide QC & test reports. We accept FAT(Factory Acceptance Test). Factory can manufacture oil type and dry type distribution transformer, max 500KV 480MVA power transformer, GIS, switchgear, substation, based on ANSI/IEEE/DOE2016/CSA/IEC60076 standard. We will provide you with the guarantee service of over 2 years.

Why choose us?

We have the professional and independent drawing team and technical team, It is expected that we can confirm all the contents on the drawings with you within 7 days. we have a professional technical team with 30+ senior engineers offer 24 hours online service and response within 30 min.

What services can we provide?

Accept OEM, business payment are negotiated.


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