Services · Visual Guide for Metering
Delta
On a 4 wire delta the high leg (C at the meter) reads about 208V.
If a 4 wire delta site shows the high leg anywhere but C at the meter, stop and confirm the wiring before you set the meter.
From the book's own pages. 48 pages in the book cover Delta.

More on Delta in the book
- 3 more pages on Delta in Chapter 1: Metering BasicsBuy chapter $25
- 2 more pages on Delta in Chapter 2: Electricity, Vectors and MathBuy chapter $25
- 13 more pages on Delta in Chapter 3: Transformers and ServicesBuy chapter $25
- 10 more pages on Delta in Chapter 4: Forms and VectorsBuy chapter $25
- 2 more pages on Delta in Chapter 5: CTs, PTs and the Transformer Rated CanBuy chapter $25
- 9 more pages on Delta in Chapter 6: Pole MountsBuy chapter $25
- 3 more pages on Delta in Chapter 8: Meter Test Hookups and TestingBuy chapter $25
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The Meter Guys