- the series connection of three elements in a three-phase circuit forming a triangle.
Origin of delta connection
First recorded in 1900–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a connection used in a three-phase electrical system in which three elements in series form a triangle, the supply being input and output at the three junctionsCompare star connection
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012