CURRENT SUPPLY (UNSCREENED); PHASES:1; PN(KW):0,08; UPRI(V):400; USEC(V DC):24; ISEC(A DC):3,33; F(HZ):50...60; VECTOR GR./SHIELD WNG.:II0 /0; PROTECTION CL.:I; TA/ISOKL:50 /B; W(%):48,3; IP00; TYPE OF TERMINALS:SCREW/TAB CONNECTION; INSTALLATION:SCREW; EN 61558 >SAFETY ISOLATING TRANSFORMER The 4AV power supplies deliver a non-stabilized DC voltage of 24 V DC based on single-phase or three-phase safety transformers with downstream rectifiers and capacitor filtering according to EN61131-2.