Configuration styles for three phase transformers consist of delta – delta, delta – wye (Y), wye (Y) – wye (Y), wye (Y) – delta, wye (Y) – single phase, delta – single phase, and international.
. 4 INCH W X 3 INCH D X 6 INCH H SIZE. LEAD WIRE CONNECTION TYPE. UL (CANADA AND US) APPROVAL. 120/240 VAC VOLTAGE RATING. FLUSH MOUNTING. NEMA 12 ENCLOSURE. -40 TO 60 DEG C OPERATING TEMPERATURE.