TRANSFORMER SITAS; PHASES:3; PN/PN(S6)(KVA):8,8 /49; UPRI(V):Y500-400/D289-230; USEC(V):Y 400 / D 230; ISEC(A):12,7-21,9; F(HZ):50...60; VECTOR GR./SHIELD WNG.:IIIIII0 /0; TA/ISOKL:55 /H; IP54; TYPE OF TERMINALS:SCREW CONNECTION; INSTALLATION:SCREW; EN 61558-2-1, -2-2, -2-4 >UL/CSA-RECOGNIZED< >CONTROL CIRCUIT TRANSFORMER< >ISOLATION TRANSFORMER<