POWER SUPPLY; PHASES:3; PN(KW):0,24; UPRI(V):400+/-20; USEC(V DC):24; ISEC(A DC):10/12 (60/40 CEL); F(HZ):50...60; VECTOR GR./SHIELD WNG.:IIIY /0; PROTECTION CL.:I; TA/ISOKL:60 /B; W(%):4,2; IP00; TYPE OF TERMINALS:SCREW CONNECTION; INSTALLATION:SCREW; EN 61558-2-6, EN61131-2 UL/CSA-RECOGNIZEDSAFETY 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.