Type

Hermetically sealed with or without gas cushion Breathing type with or without conservator

Rated Power

Up to 5 MVA

Voltage Class

Up to 36 kV

Tank Construction

Corrugated fin wall tank 

Winding Material

Copper/ Copper, Aluminum/ Aluminum (or as requested)

Phases

3 Phase

Tappings

2± x 2.5 % (or different range or as requested)

Voltage Regulations

With off-circuit tap changer

Rated Frequency

50 Hz or 60 Hz

Vector Groups

According to IEC standards

Material Thermal Class

Insulation

According to IEC 60085 class A

Type of Cooling

ONAN (Oil Natural Air Natural)

Dielectric Liquid

Mineral oil according to IEC standard, silicon oil or synthetic ester

Short-circuit

Withstand Ability

The transformers are designed to withstand the thermal and the dynamic effects resulting from a secondary short-circuit in accordance with IEC 60076-5

Sound Level

EC 60076-10 or NEMA – TR1 or as requested

Installations

Indoor or outdoor

HV/ LV Terminals

HV Terminals: Plug-in or porcelain bushings with or without cable box

LV Terminals: Cast resin, bar type or porcelain bushings with or without cable box, Cable box if required can be air insulated or fully insulated as per BS EN 503366:2002,(IP55 class or as requested)