THREE PHASE ISOLATION TRANSFORMER
20 KVA, P/N 19117N
Specifications:
- Isolation Transformer, 20 KVA, 3 PH, 50/60 Hz, P/N 19117N
- Primary: 440 / 480 VAC L-L, 26.2 Amps max, Wye with a neutral
- Secondary: 230 VAC L-L, 50 Amps, Delta
- Copper winding construction
- Primary and secondary Copper bus bars are 1/8″ x 5/8″ with one hole
- Indoor enclosure, 24″H x 18″W x 16″D
- All connections are inside the enclosure
The photo of the enclosure and the transformer is shown below:

The schematic diagram is shown below:

To discuss your specific application, please call our phone number at (714) 624-4740, or send us an email at quote@lcmagnetics.com.