Product data sheet 3LD2203-0TK53 Similar to image 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 3LD2203-0TK53 subject to modifications Page 1/4 09/27/2010 Copyright Siemens AG 2010Insulation voltage / rated value V 690 Impulse voltage resistance / rated value V 6,000 Real loss power / per conductor / typical W 1.8 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 32 Operating current / at AC-21 / rated value A 32 Short-time current resistance (Icw) / at 690 V / limited to 1 s / A 640 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 9.5 at 690 V / rated value kW 9.5 Service power / at AC-23a at 400 V / rated value kW 11.5 at 690 V / rated value kW 11.5 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: 40 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 3LD2203-0TK53 subject to modifications Page 2/4 09/27/2010 Copyright Siemens AG 2010