Fig. 4
From: Condition monitoring and fault diagnosis of power transformer based on non-invasive measurement

ΔV–Iin locus for a 15-kVA, 2300/230-V single-phase transformer.
From: Condition monitoring and fault diagnosis of power transformer based on non-invasive measurement

ΔV–Iin locus for a 15-kVA, 2300/230-V single-phase transformer.