THREE PHASE AUTO TRANSFORMER, 75 KVA

INPUT 480 VAC, OUTPUT 575 VAC, P/N 19779N

Specifications:

• Auto Transformer, 75 KVA, 3 PH, 60 Hz, P/N 19779N
• Input: 480 VAC L-L, 90.2 Amps
• Output: 575 VAC L-L, 75.3 Amps
• Copper windings
• Approvals: None
• Input/Output copper bus bars are 1/4 x 1″ with one hole
• Indoor enclosure with louver: 24”H x 18”W x 16”D
• Estimated shipment weight: 250 lbs.

The photo of the transformer and the enclosure is shown below:

The schematic diagram is shown below. Neutral (N) is not available for connections.

The Input/Output connection block diagram is shown below: