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Star to Delta Conversion Calculator
Convert a star (wye) resistor network to its delta equivalent.
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Convert a star (wye) resistor network to its delta equivalent.
Star to Delta Conversion Estimator
Enter your numbers below for an instant estimate.
0
💡 Tip: Rdelta = (R1R2 + R2R3 + R3R1) / Ropposite.
How It Works
Key concepts behind this calculator
1
Enter Values
Fill in each field with your own numbers.
2
Calculate
Results update as you change the inputs.
3
Review
Read the breakdown and the explanation.
4
Adjust
Change values to compare scenarios.
Quick Reference Guide
Star Quick Guide
Typical values for reference.
| R1 | R2 | R3 | Rbc ohm |
|---|---|---|---|
| 10 | 10 | 10 | 30.00 ohm |
| 10 | 20 | 30 | 110.00 ohm |
| 100 | 100 | 100 | 300.00 ohm |
| 47 | 22 | 33 | 70.45 ohm |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Common Questions
Star to Delta Calculator FAQ
Answers to common questions about this calculator.
Transform.
It gives a quick estimate of star to delta conversion from the values you enter.
No. It is a planning estimate, so check important figures with a professional or official source.
Yes. Edit any field and the result updates when you calculate.