POWER SUPPLY, PHASES:1, PN(KW):0.084, UPRI(V):400(415), USEC(V DC):24, ISEC(A DC):3.5/4.2 (60/40 CEL), F(HZ):50...60, SWITCHING SIZE/SHIELDING W:II0 /0, PROTECTION CLASS:I, TA/ISOCL:60 /B, W(%):5, IP00, CONNECTION:SCREW/FLAT PLUG CONNECTION, MOUNTING:DIN RAIL, EN 61558-2-6, EN61131-2 >SAFETY TRANSFORMER< The 4AV power supplies supply an unregulated direct voltage of 24 V DC based on single-phase or three-phase safety transformers with downstream rectifiers and capacitor filtering in accordance with EN61131-2.