TRANSFORMER SITAS, PHASES:1, PN/PN(S6)(KVA):0.4 /1.44, UPRI(V):400-230+/-15, USEC(V):2X115, ISEC(A):1.74-3.48, F(HZ):50...60, SWITCHING SIZE/SHIELDING:II0 /0, TA/ISOKL:40 /B, IP00, CONNECTION:SCREW/FLAT PLUG CONNECTION, MOUNTING:SCREW, EN 61558-2-1, -2-2, -2-4 >UL/CSA-RECOGNIZEDCONTROL TRANSFORMERISOLATING TRANSFORMER< The 4AM transformers combine all the properties of single-phase safety, isolating, control or mains transformers. This means you can master every application with flying colors. The control transformers are also characterized by their short-time performance.