{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"4EP3910-7AS30","brand":"Siemens","brandSlug":"siemens","productSlug":"4EP3910-7AS30","canonicalUrl":"https://aoctrl.com/siemens/4EP3910-7AS30","factsUrl":"https://aoctrl.com/api/mcp/products/4EP3910-7AS30","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SENTRON 4EP3910-7AS30 Netzdrossel mains choke, 3-phase AC, 50A max / 45A rated, 0.42 mH, 500V, IP00 open-frame, screw terminals, Class B insulation.","salesMarkdown":"The Siemens 4EP3910-7AS30 is a Netzdrossel — a three-phase AC mains choke (line reactor) rated for 50 A maximum continuous current, 45 A nominal, at 500 V operating voltage. The open-frame IP00 design means it mounts inside a panel or enclosure; there's no housing for touch protection, so panel builders must account for clearance and separation from live parts. The 50 A maximum and 45 A rated current define the thermal envelope for continuous motor-drive or converter input duty. The 3% voltage drop at rated current is the impedance the choke presents to smooth line transients and limit harmonic distortion. It remains in the current Siemens SENTRON line reactor portfolio. The footprint is 0.219 m wide by 0.179 m tall by 0.123 m deep. The IP00 rating means the winding and core are exposed — the enclosure must provide touch protection. Screw terminals accept conductors for the 50 A circuit.","metaTitle":"Siemens 4EP3910-7AS30 Mains Choke, 50A 3-Phase 500V AC","metaDescription":"Siemens 4EP3910-7AS30 Netzdrossel mains choke, 50A max, 45A rated, 0.42 mH, 3-phase AC 500V, IP00, Class B, 50/60 Hz. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Line/Load Reactors"],"specifications":{"Depth":"0.123m","Width":"0.219m","Height":"0.179m","Maximum":"50A","Rated Value":"45A","Phase number":"3","Type of voltage":"AC","lifecycle_stage":"mature","Product designation":"Netzdrossel","Protection class IP":"IP00","Inductivity rated value":"0.00042H","Operating voltage rated value":"500, 500V","Ambient temperature rated value":"40°C","Operating frequency rated value":"60 ... 50Hz","Thermal class acc. to IEC 60085":"B","Type of electrical connection for main current circuit":"screw-type terminals","Relative inductive drop in voltage on the measurement level current, voltage and frequency":"3%"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=262138&mlfb=4EP3910-7AS30","alternativesUrl":"https://aoctrl.com/api/mcp/products/4EP3910-7AS30/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/4EP3910-7AS30","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/siemens/4EP3910-7AS30 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-09-02T08:15:54.622Z","lastPublished":"2026-09-02T08:15:54.622Z","indexable":true}}