Dry transformer SC(B)10-10kV

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Description

 

The SC(B)10-10kV dry-type transformer is a cast resin distribution transformer designed for 10kV medium-voltage power networks. As a next-generation upgrade from the SC(B)9 series, the SC(B)10 model offers lower no-load and load losses, improved thermal performance, and enhanced reliability.

This transformer uses cast resin insulation, which eliminates the need for oil cooling, making it flame-retardant, safe for indoor use, and ideal for environmentally sensitive industrial and commercial installations.

 

Key Features of SC(B)10-10kV Dry Transformer

FeatureBenefit for Industrial Applications
Rated Voltage: 10kV/0.4kVSuitable for medium-voltage distribution and step-down transformation
Improved Energy EfficiencyReduced no-load and load losses compared to SC(B)9 series
Cast Resin InsulationFire-safe, moisture-resistant, and maintenance-free
Air-Cooled Design (AN/AF)Eliminates need for oil, reducing environmental risk
Low Noise and VibrationSuitable for indoor or noise-sensitive environments
Strong Resistance to Short-CircuitHigh mechanical strength for demanding industrial conditions

 

Iron core:

The three-dimensional triangle structure is adopted, and the arrangement of the iron cores is more rationally combined. Three identical single frames are used to form a three-dimensional equilateral triangle, so that the three-phase iron core magnetic circuit of the product is completely symmetrical and equal in length. Ensure that the three-phase power supply is balanced, and the magnetic resistance is greatly reduced, and the excitation current and no-load loss are significantly reduced. The iron core curing adopts the exclusive curing process of three-dimensional triangular wound iron core, and the curing effect is good.

 

Model

Dry transformer

Parameters

 

Technical Parameters

Rated CapacityVoltage CombinationVector GroupNo-load LossLoad loss
(W)
No-load CurrentImpedance VoltageExterior SizeTotal Weight
(kVA)High Voltage (kV)tap rangeLow voltage (kV)(W)130°C(B)
100°C
155*C(F)
120°C
180°C(H)
145°C
(%)(%)(L*W*H)(kg)
306
6.3
6.6
10
10.5
11
±2.5
±5
0.4Dyn111906707107602.34.0900*900*800300
50270940100010702.2955*900*900350
803701290138014801.7985*950*960400
1004001480157016901.71035*1250*980450
1254701740185019801.51060*1280*1000500
1605402000213022801.51120*1320*1050680
200±2*2.5
±5
6202370253027101.31135*1330*1 105770
2507202590276029601.31170*1330*1165900
3158803270347037301.11185*1360*12251010
4009803570399042801.11210*1380*13001205
50011604590488052301.11245*1400*13801400
63013405530588062900.91295*1410*13551515
63013005610596064000.96.01295*1410*13551515
80015206550696074600.91375*1 450*14801880
100017707650813087600.91430*1480*15252170
1250209091 009690103000.91480*1500*15702525
160024501100011700125000.91500*1520*17102980
200030501360014400155000.71570*1550*17353480
250036001610017100184000.71625*1600*18254080
160024501220012900139000.98.01500*1520*17102980
200030501500015900171000.71570*1550*17353480
250036001770018800202000.71625*1600*18254080

 

Advantages of SC(B)10 Dry-Type Transformers

1. Energy Efficient

SC(B)10 transformers offer lower core and copper losses, helping reduce energy bills and improve the overall efficiency of your power system.

2. Fire-Safe Design

Constructed with self-extinguishing cast resin, this transformer is non-flammable and does not emit toxic gases in the event of fire—ideal for indoor and urban applications.

3. Maintenance-Free

No oil, no leakage, and no regular inspections required. This makes SC(B)10 transformers cost-effective and easy to manage, especially in hard-to-access installations.

4. Eco-Friendly

With zero risk of oil spills and reduced carbon footprint, SC(B)10 aligns with sustainable construction standards such as LEED and BREEAM.

 

Technical Specifications

ParameterSpecification
Rated Capacity100kVA to 2500kVA
Rated VoltagePrimary: 10kV / Secondary: 0.4kV (customizable)
Frequency50Hz / 60Hz
Cooling MethodAN (Air Natural) / AF (Air Forced)
Insulation ClassF or H
Vector GroupDyn11 / Yyn0
No-Load LossLower than SC(B)9 series
Partial Discharge≤10 pC
Temperature Rise≤100K (winding) / ≤80K (core)

Custom configurations available upon request.

 

SC(B)10 vs SC(B)9 Dry Transformers: What’s the Difference?

FeatureSC(B)10-10kVSC(B)9-10kV
No-Load LossLower (more efficient)Standard
Core MaterialOptimized silicon steelConventional silicon steel
Noise LevelReducedStandard
EfficiencyHigherMedium
Insulation SystemImproved resin castingStandard resin casting
Recommended ForSmart factories, energy-sensitiveStandard industrial installations

SC(B)10 is the preferred model for high-performance and energy-conscious environments.

 

Why Choose the SC(B)10-10kV Dry-Type Transformer for Your Project?

  • Customizable voltage and capacity options
  • Safe for indoor or confined installations
  • Minimal operating cost over 20–30 year lifespan
  • Rugged enough for industrial loads and temperature extremes
  • Meets modern environmental and building safety regulations

 

We manufacture and supply SC(B)10-10kV dry-type cast resin transformers for diverse industrial and infrastructure projects worldwide.

  • Wide capacity range: 100 kVA to 2500 kVA
  • Certified to IEC/GB standards
  • Fast delivery and installation support
  • OEM and project customization available

Solutions

 

METTZ Group stands as a consortium of Chinese electrical firms, renowned for its expertise in manufacturing electrical equipment. We are specialized in crafting a comprehensive suite of transmission and distribution equipment, covering a wide voltage range from 0.4 to 40.5 kV. Our commitment lies in delivering reliable and stable products to our clientele, encompassing vacuum circuit breakers (VCB), gas-insulated switchgear modular units (RMU), solid insulated switchgear (SIS) panels, air insulated switchgear (AIS) panels, and dry compressed air insulated switchgear panels (DIS).

Since our inception, METTZ Group has been at the forefront of adopting international cutting-edge technologies and equipment. We pride ourselves on our extensive collaboration and dialogue with leading experts in the electrical technology sector, both within China and internationally. Our offerings are tailored to meet the specific needs of our clients, including Original Equipment Manufacturer (OEM) services, customization of products to unique parameters and dimensions, all in alignment with our customers’ specifications.

METTZ Group is dedicated to innovation, quality, and customer satisfaction, ensuring that we remain a preferred partner for electrical equipment solutions worldwide.

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