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power transformers


Traction Transformer

Designed for railway electrification and traction power substations, the Traction Transformer provides reliable voltage transformation for demanding railway power systems. Its heavy-duty construction, application-specific winding configurations, and ability to accommodate unbalanced and fluctuating traction loads support dependable operation across electrified rail networks.

10–100 MVA

Rated Capacity

Up to 220 kV

Rated Voltage

Oil-Immersed Traction

Type

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technical specifications


category

specification

rated capacity

10–100 MVA

rated voltage

Primary: Up to 220 kV; Secondary: According to Railway Traction System

vector group

Application-Specific; Single-Phase, V/V and Scott-Connected Configurations

impedance

Customized for Traction Load and System Requirements

cooling method

ONAN / ONAF / OFAF

insulation level

According to IEC 60076-3 and Specified Voltage Class

tap changer

On-Load Tap Changer (OLTC), Where Required

frequency

50 Hz / 60 Hz

applicable standards

IEC 60076 Series / EN 50329, as applicable

operating conditions


category

specification

ambient temperature

−25°C to +40°C

relative humidity

Up to 95% (Non-Condensing)

altitude

≤1,000 m

installation environment

Outdoor Railway Traction Substations

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