Transformer Sitas- Phases: 1- PN/PN(S6)(KVA): 1,6 /7,3- UPRI(V): 400+/-5%- USEC(V): 2X115- ISEC(A): 6,96-13,9- F(HZ): 50..60- VECTOR GR./Shield WNG.: III0 /0- TA/ISOKL: 40 /B- IP00- Type Of Terminals: screw/tab Connection- Installation: screw- EN 61558-2-2 UL/CSA-Recognized >Control Circuit Transformer,. The 4AM transformers unite all properties of single-phase safety, isolating, control and line transformers. With these properties, they can effortlessly handle any application. The control transformers are also characterized by their short-time rating.