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How to Wire 277V & 480V, 1 & 3-Phase Main Service Panel?
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How to Wire 277V & 480V, 1 & 3-Phase Main Service Panel?
![3 Phase Stepup Transformer 240 To 480 Wiring Diagram - Wiring Diagram](https://i2.wp.com/wiring-diagram.net/wp-content/uploads/2021/03/480v-120v-transformer-wiring-diagram-3-phase-step-down.jpg)
3 Phase Stepup Transformer 240 To 480 Wiring Diagram - Wiring Diagram
![480v 3 Phase Reversing Motor Starter Wiring Diagram - Wiring Diagram](https://i2.wp.com/schematron.org/image/480v-3-phase-reversing-motor-starter-wiring-diagram-8.jpg)
480v 3 Phase Reversing Motor Starter Wiring Diagram - Wiring Diagram