On 11/25/16 11:49, [email protected] wrote:
I purchased a used 30 KVA 208/240 2 phase transformer. 208Y 240 delta.
You're feeding 480 into a general purpose transformer that is rated for 240 (+-10% typical)? You're saturating the core and it's ceasing to be a transformer. Even if the breaker doesn't trip it'll probably overheat and burn with that much overvoltage.
~Seth
