200 kVA 33kV Three-Phase Oil-Immersed Distribution Transformer

Technical Specifications

Rated Capacity	200 kVA
Primary Voltage (U1)	33,000 V (33 kV)
Secondary Voltage (U2)	415 V / 240 V (3-Phase 4-Wire)
Vector Group	Dyn11
Rated Frequency	50 Hz
Cooling Method	ONAN (Oil Natural Air Natural)
Primary Current (I1)	3.5 A
Secondary Current (I2)	278.3 A
Guaranteed No-Load Loss (P0)	340 W
Guaranteed Load Loss (Pk at 75°C)	2300 W
Short-Circuit Impedance (Uk)	4.0%
HV Insulation Level	LI 170 / AC 70 (33kV Class)
Temperature Rise Limits	Top Oil ≤ 50K, Winding ≤ 55K (45°C Ambient)
Creepage Distance	≥ 31 mm/kV (Outdoor Tropicalized Porcelain)
Core & Coil Weight	480 kg
Insulating Oil Weight	320 kg
Total Assembled Weight	950 kg
Overall Footprint (L×W×H)	1150 mm × 800 mm × 1350 mm
Governing Standards	IEC 60076, BS 171, SON NIS, NERC Code

Equipment Video Walkthrough 100% Tested

Watch 100% factory routine testing & quality control inspections.

Product Information

Status

Published

Product ID

200_KVA_33KV_THREE_PHASE_OIL_IMMERSED_DISTRIBUTION_TRANSFORMER

Last Updated

2026-05-17T04:26:02.882452

Application Scenarios

Rural utility distribution network feeders
Industrial and mining site power supply
Infrastructure and EPC contractor projects in Africa and MENA
Renewable energy grid connection at voltage class

Key Features

200 kVA rated capacity for rural utility and distribution network applications
class design suited for Africa, MENA, and IEC-standard grid markets
Oil-immersed ONAN structure for stable thermal performance in outdoor environments
Copper or aluminum winding options available to suit project budget requirements
Off-circuit tap changer with +/-2 x 2.5% or +/-5% range as standard

Internal Component Engineering Anatomy

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

Oil-immersed transformer internal 3D cutaway model

High-Grade Silicon Core

Electrolytic Copper Windings

Tap Changer System

Buchholz & Temp Sensors

XinHuan 200 kVA 33kV Three-Phase Oil-Immersed Distribution 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 200 kVA 33kV Three-Phase Oil-Immersed Distribution 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

Request CAD Submittal (.DXF / .PDF) Factory Quality Inspection

Frequently Asked Questions

Please send us your required capacity, high voltage, low voltage (V), frequency (Hz), cooling method, vector group, tapping range, installation conditions, and destination country. We will respond with a configuration and indicative pricing within 24 hours.

The product can be produced according to IEC standards and customer technical specifications. Routine factory tests, insulation resistance, ratio, and load loss verification are standard. Type test reports available on request.

The product is prepared for export shipment with suitable packing and transport arrangements based on destination and handling requirements. Sea freight, air freight, and land transport options are available. Lead time is project-dependent and confirmed at order stage.

Related Markets & Resources

🌍

Africa & MENA

11kV & 33kV IEC grid requirements

🌏

Middle East & GCC

IEC 60076 · up to 132kV · high ambient

🌎

Latin America

60Hz ANSI/IEEE · 13.8kV / 34.5kV

Buyer's Guide

How to source from China

IEC vs ANSI Standards

Which standard for your project?

Standards & Compliance