Distribution Transformer

Distribution transformer.
Technical specifications
ratings- upto 5 mva
voltage class- upto 33 kv
no of phases- upto 3 phase
frequency- 5060 hz
applicable standards- is 2026, iec 76, ansi, ieee
insulating fluid- pcb free mineral oil, both inhibited & uninhibited, as per isiec and customer requirement
class of insulation- class a
tap changer- octc, oltc, as per customer requirement
assured features
highest dielectric insulation property to withstand lightening impulse.
mechanical design to withstand short circuit forces arising during faults.
optimum oven heating under vacuum as to achieve desired compression height and maximum insulation resistance (ir) to windings.
adequate ducts between layers, coils, discs for maximum oil flow and reduced hot spot temperature.
step-lap designed crgo laminations for lower losses and excitation current.
pre compressed insulation material for minimal moisture absorption.