Changeover switch, product range: control switch, type reference: T0, with black toggle and front plate, contacts: 4, protection class: front IP30, design: distribution board installation, switching angle: 45 °, switching behavior: momentary, with 0 position, with 2-sided return to 0, front plate: 2>0<1, rated operational power AC-23A, 50 - 60 Hz 400 V: P = 5.5 kW, rated continuous current: Iu = 20 A, 2 unit(s), standards and regulations: IEC/EN 60947, VDE 0660, IEC/EN 60204, CSA, UL, load-break switch in accordance with IEC/EN 60947-3