3TB5617-0LF4

Data sheet 3TB56 17-0LF4 CONTACTOR SIZE 12 3-POLE DC-3 AND 5, 400 A AT 750V AUXILIARY CONTACTS 21 (2NO+1NC) SETTING RANGE 0.7 TO 1.25X US SWITCHED WITH VARISTOR DC OPERATION DC SOLENOID SYSTEM DC 110V General technical data: Size of contactor Protection class IP on the front Ambient temperature during operation Equipment marking acc. to DIN 40719 extended according to IEC 204-2 acc. to IEC 750 Equipment marking acc. to DIN EN 61346-2 Number of poles for main current circuit Operating current at AC-1 at 400 V ● at ambient temperature 40 °C Rated value ● at ambient temperature 60 °C Rated value Surge voltage resistance Rated value Main circuit: Number of NC contacts for main contacts Number of NO contacts for main contacts Operating current at AC-3 at 400 V Rated value Operating power ● at AC-3 at 400 V Rated value ● at AC-1 at 400 V Rated value Control circuit/ Control: Control version of the switch operating mechanism Design of the surge suppressor Type of voltage of the control supply voltage Control supply voltage °C A A kV A kW kW 12 IP00 -50 ... +70 K Q 3 425 400 8 0 3 400 200 262 conventional with varistor DC 3TB56 17-0LF4 Page 1/3 19.03.2015 Changes preserved © Copyright Siemens AG ● for DC — Rated value Auxiliary circuit: Number of NC contacts for auxiliary contacts ● lagging switching ● instantaneous contact Number of NO contacts for auxiliary contacts ● leading contact ● instantaneous contact Connections/ Terminals: Type of electrical connection ● for main cu...