{"product_id":"siemens-switch-disconnector-emergency-switch-off-11-5kw","title":"Siemens Switch disconnector, emergency switch off, 11.5kW","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eSiemens SENTRON switch disconnector (3LD2203-0TK53) is an emergency switching-off switch designed for safe load switching and reliable isolation in low-voltage industrial installations. This 3-pole, front-mounted switch disconnector features a rotary operating mechanism with a short rotary knob and a highly visible red\/yellow handle, making it well suited for main switching, maintenance isolation and emergency OFF functions in control panels and machinery.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEmergency switching-off switch disconnector (SENTRON 3LD series)\u003c\/li\u003e\n\u003cli\u003e3-pole, front-mounted switch disconnector (Size 2)\u003c\/li\u003e\n\u003cli\u003eRotary operating mechanism with short rotary knob\u003c\/li\u003e\n\u003cli\u003eHandle\/actuator colour: Red\/yellow handle with red actuating element\u003c\/li\u003e\n\u003cli\u003eLockable in OFF position (suitable for maintenance isolation procedures)\u003c\/li\u003e\n\u003cli\u003e4-hole front mounting of the handle\u003c\/li\u003e\n\u003cli\u003eHigh mechanical service life for frequent switching operations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront protection:\u003c\/strong\u003e IP65 (suitable for panel door mounting environments)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArticle Number:\u003c\/strong\u003e 3LD2203-0TK53\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Product Family:\u003c\/strong\u003e SENTRON, 3LD switch disconnectors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Switch disconnector (Emergency switching-off switch)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting \/ Design:\u003c\/strong\u003e Front-mounted, fixed mounting, 4-hole front mounting (handle)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwitch Position Indicator:\u003c\/strong\u003e Manual operation, 1 ON – 0 OFF\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActuating Element:\u003c\/strong\u003e Short rotary knob\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActuating Element Colour:\u003c\/strong\u003e Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandle Design \/ Colour:\u003c\/strong\u003e Rotary operating mechanism, red\/yellow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Insulation Voltage (Ui):\u003c\/strong\u003e 690 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Surge Voltage Withstand (Uimp):\u003c\/strong\u003e 6 kV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Operating Voltage (AC):\u003c\/strong\u003e 690 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Frequency:\u003c\/strong\u003e 50–60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Current (AC-21):\u003c\/strong\u003e 32 A (at 400 V \/ 690 V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Current (AC-23A):\u003c\/strong\u003e 22 A (at 400 V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Power (AC-23A):\u003c\/strong\u003e 12 kW (at 400 V) \/ 11.5 kW (at 440 V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Power (AC-3):\u003c\/strong\u003e 10 kW (at 400 V) \/ 9.5 kW (at 690 V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Service Life (typical):\u003c\/strong\u003e 100,000 operating cycles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Endurance:\u003c\/strong\u003e 6,000 operating cycles (AC-23A at 690 V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Operating Frequency:\u003c\/strong\u003e 50 operations\/hour\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Rating:\u003c\/strong\u003e IP65 (front), NEMA 1, 3R, 4X, 12\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Loss (per pole):\u003c\/strong\u003e 1.8 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmbient Temperature (operation):\u003c\/strong\u003e -25 °C to +55 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (H × W × D):\u003c\/strong\u003e 83 mm × 67 mm × 93 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNet Weight (approx.):\u003c\/strong\u003e 202 g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompliance \u0026amp; Certifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned and manufactured to Siemens SENTRON low-voltage switching standards\u003c\/li\u003e\n\u003cli\u003eSuitable for use as: main switch, switch disconnector, EMERGENCY OFF switch, safety switch, and maintenance\/repair switch\u003c\/li\u003e\n\u003cli\u003eIP65 front protection supports robust panel door applications\u003c\/li\u003e\n\u003cli\u003eRoHS compliant (Siemens product compliance)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 3LD2203-0TK53 is used in industrial control panels, machinery switchboards and low-voltage distribution systems where a clearly identifiable emergency OFF switch and dependable isolation are required. Typical uses include main incoming isolation on small distribution panels, machine maintenance isolation points, and emergency switching-off functions on equipment skids and automation cabinets.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":40775026147392,"sku":"3LD2203-0TK53","price":761.11,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/3662\/3424\/files\/G_I202_XX_33105I.jpg?v=1765453899","url":"https:\/\/industrial.rubicon.tech\/products\/siemens-switch-disconnector-emergency-switch-off-11-5kw","provider":"Rubicon Group Industrial Technology Shop","version":"1.0","type":"link"}