Keystone’s 480V to 277V Step-Down Auto-Transformers are designed to step down 480V to 277V single-phase power. These transformers enable consumers to utilize common universal voltage (120-277V) electronic ballasts in applications where the main facility power is 480V.
Features
- Input Voltage: 480V or 347VAC
- Output Voltage: 277V
- Max Power: 70W
- Non-Isolated Autotransformer
- Sound Rated A
- For Use with T5, T8, LED, CFL, or Electronic HID Ballast Operating at 277V Input Voltage
- Insulation Rating: 180ºC Class H
- Thermally Protected
Dimensions
- Length: 4.76"
- Width: 2.14"
- Height: 1.6"
Warranty
- 5-Year warranty
Documents
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