3-Phase Transformer – Construction & Working Principle

TYPES OF TRANSFORMERS

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REFERANCE STANDARDS FOR TRANSFORMRS

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TRANSFORMER COOLING TYPES

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CURRENT DENSITY IN THE TRANSFORMER

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TRANSFORMER IMPEDANCE

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3-Phase Transformer – Construction & Working Principle

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TYPES OF TRANSFORMERS

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Conventional Transformers

Sealed Transformers

Special Application Purpose

Converter / Furnace Transformers

REFERANCE STANDARDS FOR TRANSFORMRS

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IEC 60076, ANSI, IS 1180, IS2026, CBIP, ECBC, EU-ECO, SANS, GOST, WAPDA

TRANSFORMER COOLING TYPES

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ONAN, ONAF, OFAF, ANAN(VPI/CRT) ANAF (VPI/CRT) KNAN

CURRENT DENSITY IN THE TRANSFORMER

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It is the current carrying capacity of a wire per unit cross sectional area.

TRANSFORMER IMPEDANCE

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“The percentage impedance of a transformer is the volt drop on full load due to the winding resistance and leakage reactance

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