Isolation Transformers · Isolation & Step-Down Transformers

200kVA 415V/380V Three-Phase Dry-Type Step-Down Transformer

200 kVA three-phase dry-type step-down transformer converting 3-phase 415 V to 3-phase 380 V (±5% regulation). Copper windings, class H insulation, natural air cooling for reliable industrial voltage adaptation.

Technical Specifications

Model Series SCB10 / SCB11 / SCB13 / SCB14
Rated Capacity 200 kVA
Primary Voltage (U1) 10,000 V (10 kV / 11 kV)
Secondary Voltage (U2) 400 V / 415 V / 480 V (3-Phase 4-Wire)
Vector Group Dyn11
Rated Frequency 50 Hz / 60 Hz
Cooling Method AN (Natural Air) / AF (Forced Air Blower)
Primary Current (I1) 11.55 A
Secondary Current (I2) 278.3 A
Guaranteed No-Load Loss (P0) 620 W
Guaranteed Load Loss (Pk at 120°C) 2470 W
Short-Circuit Impedance (Uk) 4.0%
Insulation Class F Class (155°C) / H Class (180°C) Epoxy Cast Resin
Temperature Rise Limit Winding Temp Rise ≤ 100 K (F Class) / ≤ 125 K (H Class)
IP Protection Class IP00 (Open Type) / IP20 (Indoor Enclosure) / IP23 (Loubered)
Total Weight 1150 kg
Overall Footprint (L×W×H) 1000 mm × 750 mm × 1080 mm
Governing Standards IEC 60076-11, GB/T 10228-2015, CE, ISO 9001

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Product Information

Status

Active

Product ID

DRY-3PH-200KVA

Last Updated

2026-07-30 07:25:07

Internal Component Engineering Anatomy

High-precision 3D engineering cutaway model illustrating the core, windings, insulation, conservator tank, and protection accessories.

Dry-type transformer internal 3D cutaway model
High-Grade Silicon Core
Electrolytic Copper Windings
Tap Changer System
Buchholz & Temp Sensors
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XinHuan 200kVA 415V/380V Three-Phase Dry-Type Step-Down Transformer 2D AutoCAD General Arrangement Drawing Blueprint
Engineering Submittal Drawing

2D AutoCAD General Arrangement (GA) Drawing

Official XinHuan factory 2D vector General Arrangement drawing for 200kVA 415V/380V Three-Phase Dry-Type Step-Down Transformer. Includes front elevation view, top plan view, bushing center-to-center distances, mounting hole footprint, and complete vector group layout.

Full Dimensions ($L \times W \times H$)
Bushing Terminal Distances
Mounting Base Footprint
Vector Group & Title Block

Frequently Asked Questions

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IEC 61558-1, IEC 60050-421, Thermal protection class H

On-site installation and commissioning support available. Customizable mounting and cooling solutions.

Related Markets & Resources

Standards & Compliance

IEC 61558-1, IEC 60050-421, Thermal protection class H

Packaging, Delivery & Service

On-site installation and commissioning support available. Customizable mounting and cooling solutions.

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