Product data sheet 3LD2704-0TK53 MAIN/EMERG. STOP SWITCH 3-POLE IU=100, P/AC-23A AT 400V=37KW FRONT MOUNTING FOUR- HOLE MOUNTING ROTARY ACTUATOR RED/YELLOW (EMERG. STOP) General technical details: Product brand name SENTRON Product designation main and EMERGENCY-OFF switches Type from device fixed mounting Design of the operating mechanism rotary actuator, red/yellow Protection class IP IP65 Number of poles 3 Acceptability for application switch disconnector Yes main switch Yes safety cut-out switch Yes NETWORK OPERATING EMERGENCY OFF switch Yes maintenance/repair switch Yes Product equipment / interlock Yes Type of the driving mechanism / motor drive No Product extension / optional motor drive No voltage trigger No Ambient temperature / during the operating phase C -25 55 Insulation voltage / rated value V 690 Impulse voltage resistance / rated value V 6,000 Real loss power / per conductor / typical W 7.5 Mechanical switching cycle as operating period / of the main 100,000 contacts / typical Protection against electrical shock finger-safe Item designation / according to DIN EN 61346-2 S Item designation / according to DIN 40719 extendable after IEC S 204-2 / according to IEC 750 Main circuit: Continuous current / rated value A 100 Operating current / at AC-21 / rated value A 100 3LD2704-0TK53 subject to modifications Page 1/3 09/27/2010 Copyright Siemens AG 2010Short-time current resistance (Icw) / at 690 V / limited to 1 s / A 2,000 rated value Operating frequency Hz 50 60 Operating voltage / at 50/60 Hz / for AC / rated value V 690 Service power / at AC-3 at 400 V / rated value kW 30 at 690 V / rated value kW 22 Service power / at AC-23a at 400 V / rated value kW 37 at 690 V / rated value kW 30 Operating cycles / maximum 1/h 50 Auxiliary circuit: Number of NC contacts / for auxiliary contact 0 Number of NO contacts / for auxiliary contact 0 Number of change-over switches / for auxiliary contact 0 Continuous current / of the auxiliary contact / rated value A 10 Operating voltage / of the auxiliary contacts / at AC / maximum V 500 Insulation voltage / of the auxiliary switch / rated value V 500 Short-circuit: Design of the fuse link / for short-circuit protection of the main fuse gL/gG: 100 A circuit / necessary Design of the fuse link / for short-circuit protection of the fuse gL/gG: 10 A auxiliary switch / required Installation/mounting/dimensions: Type of mounting front mounting front mounting Yes front mounting with central fixation No front mounting with 4-hole fixation Yes series installation Yes Rail installation No Width mm 90 Height mm 107 Depth mm 112.5 Connection type: Design of the electrical connection / for main current circuit connection terminals Design of the electrical connection / for auxiliary contact connection terminals Type of the connectable conductor cross-section / for main contacts unifilar 4 ... 50 mm2 3LD2704-0TK53 subject to modifications Page 2/3 09/27/2010 Copyright Siemens AG 2010