Apr 28, 2011 · on a delta delta and a delta wye trans. what are they and how do they work/apply to the panel and load? :001_huh:

Feb 22, 2012 · There is such a thing as 240/120V 3 phase 4 wire service which is often called "High Leg", "Stinger Leg" or Red Leg" delta. In that arrangement it is a Delta transformer in which one of …

Dec 29, 2024 · None of our motors start without the "Stinger" ! Apparently there is no Delta Transformer in our new location. The existing 3-Phase Wye is powering modern 3-phase rood HVAC units - "no …

Jan 23, 2009 · Here is a diagram of how a high leg is connected. Most of the ones I've seen are the 2 transformer setup, but you can have one with 3 transformers. The 2 transformer Delta service was …

Jun 18, 2016 · What is the purpose of a stinger leg? Is it to add a neutral? If so, why not make it a Wye instead of a delta?

Dec 25, 2022 · I'm currently studying up on transformer banks. From my understanding, if you are wiring a wye configuration secondary you can either connect bushings 2,4,and 6 together and use 1,3, and …

Mar 25, 2017 · The stinger is only to be loaded as leg of 3-phase balanced loads. Period. Most are generated by way of an open-delta scheme. Never forget that.

Feb 22, 2017 · Yeah that sounds like a corner grounded delta. The point of it is to have a grounded system. For big motor loads like saw mills and irrigation pumps, delta transformers are superior to …

Mar 20, 2018 · Our service is 480v Delta 3P They are saying that this is 240V 3ph with a stinger leg of 400v (similar to some power I have seen here in the states with a high leg.) Yes.. this shows 5 wire …

Apr 13, 2010 · Well I just spent a half hour explaining phase relationships, 120, 240, 208 and 277 volt outputs of transformers and spiffy diagrams of the sinusoidal phase relationships.