{"product_id":"siemens-3vl4740-3aa36-0aa0-vl400l-molded-case-circuit-breaker-3-pole-400-a-in-icu-100-ka-415-v-no-electronic-trip-unit","title":"Siemens 3VL4740-3AA36-0AA0 VL400L Molded Case Circuit Breaker, 3‑Pole, ≤400 A (In), Icu 100 kA @ 415 V — No Electronic Trip Unit","description":"\u003cp\u003eSiemens 3VL4740-3AA36-0AA0 — VL400L Series Molded Case Circuit Breaker (No Electronic Trip Unit)\u003c\/p\u003e\n\u003cp\u003eOverview\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer: Siemens\u003c\/li\u003e\n\u003cli\u003eModel: 3VL4740-3AA36-0AA0 (VL400L family, size 3VL4)\u003c\/li\u003e\n\u003cli\u003eType: Molded Case Circuit Breaker (3‑pole) without electronic trip unit (factory-supplied without TM trip)\u003c\/li\u003e\n\u003cli\u003eRated\/continuous current: 400 A (rated continuous current per datasheet) — In ≤ 400 A\u003c\/li\u003e\n\u003cli\u003eApplication: High breaking capacity line protection for three‑phase systems; suitable where separate trip units or custom protection solutions are applied\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKey electrical characteristics\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaximum short‑circuit breaking capacity (Icu): 100 kA at 415 V AC (rated value)\u003c\/li\u003e\n\u003cli\u003eOperational short‑circuit current breaking capacity (Ics): 75 kA at 415 V AC\u003c\/li\u003e\n\u003cli\u003eAdditional Icu \/ Ics values (per datasheet):\n\u003cul\u003e\n\u003cli\u003eIcu: 200 kA @ 240 V; 75 kA @ 440 V; 75 kA @ 480 V (NEMA); 50 kA @ 500 V; 20 kA @ 600 V (NEMA); 15 kA @ 690 V\u003c\/li\u003e\n\u003cli\u003eIcs: 150 kA @ 240 V; 38 kA @ 500 V; 8 kA @ 690 V\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eRated operational voltage Ue: up to 690 V AC (main circuit)\u003c\/li\u003e\n\u003cli\u003eInsulation voltage: 800 V; surge voltage resistance: 8 kV\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMechanical \u0026amp; environmental\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNumber of poles: 3\u003c\/li\u003e\n\u003cli\u003eCircuit‑breaker size: 3VL4 (VL400L family)\u003c\/li\u003e\n\u003cli\u003eElectrical endurance (typical): 10,000 switching cycles\u003c\/li\u003e\n\u003cli\u003eMechanical service life (typical): 20,000 switching cycles\u003c\/li\u003e\n\u003cli\u003eDimensions (H×W×D): 279.5 mm × 139 mm × 163.5 mm\u003c\/li\u003e\n\u003cli\u003eMounting: fixed mounting\u003c\/li\u003e\n\u003cli\u003eProtection class: IP20\u003c\/li\u003e\n\u003cli\u003eAmbient operating temperature: -25 °C … 70 °C\u003c\/li\u003e\n\u003cli\u003eStorage temperature: -40 °C … 80 °C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConnections \u0026amp; installation\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMain contact connection arrangement: front side\u003c\/li\u003e\n\u003cli\u003eType of electrical connection (main): screw‑type terminals\u003c\/li\u003e\n\u003cli\u003eSuitable conductor cross‑sections (main contacts): solid 50…300 mm²; stranded 50…300 mm²; finely stranded with end processing 50…240 mm²; flexible busbar 25×10 mm\u003c\/li\u003e\n\u003cli\u003eNo integrated auxiliary contacts, trip indicator or undervoltage release included (per datasheet: auxiliary switch No; trip indicator No; undervoltage release No). Optional motor drive and accessories available.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNotes \u0026amp; ordering\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThis variant is supplied without an electronic trip unit; fit a compatible trip unit or external protection as required for the application.\u003c\/li\u003e\n\u003cli\u003eCertificate of suitability: IEC, very high switching capacity (L).\u003c\/li\u003e\n\u003cli\u003eConfirm accessory requirements (trip units, auxiliary contacts, motor drives) and final ordering code when creating SKUs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSafety \u0026amp; commissioning\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCoordinate upstream\/downstream protection using the breaker’s Icu\/Ics values.\u003c\/li\u003e\n\u003cli\u003eFollow Siemens installation documentation and local electrical codes. Apply lockout\/tagout procedures during installation and maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":51729809375511,"sku":null,"price":750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/9210\/1655\/files\/siemens-two-level-siemens-3vl4740-3aa36-0aa0-vl400l-molded-case-circuit-breaker-3-pole-400-a-in-icu-100-ka-415-v-no-electronic-trip-unit-1212524321.png?v=1766323443","url":"https:\/\/www.apexonsupply.com\/products\/siemens-3vl4740-3aa36-0aa0-vl400l-molded-case-circuit-breaker-3-pole-400-a-in-icu-100-ka-415-v-no-electronic-trip-unit","provider":"Apexon Solutions LLC","version":"1.0","type":"link"}