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Schneider Electric LV431491 - Solid-State Trip Unit 690V/250A

Schneider Electric
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Schneider Electric LV431491 is a solid-state trip unit designed for advanced protection and control of compatible circuit breaker frames. It provides precise LSI (Long-Time, Short-Time, and Instantaneous) protection functions for systems rated up to 690V and 250A across three poles. The unit is constructed as a compact, panel-mounted device with dimensions of 600 mm (D) x 900 mm (W) x 2100 mm (H) and a weight of 1.238 lb, engineered for integration into industrial switchgear. It complies with key international standards including EN/IEC 60947-2 and UL 508, ensuring reliable operation in demanding electrical distribution applications such as commercial buildings, data centers, and industrial plants.

Key Features & Specifications
  • Type: LV4 Solid-State Trip Unit (MicroLogic 5.2 E)
  • Voltage Rating: 690V
  • Current Rating: 250A
  • Dimensions: 600 mm (D) x 900 mm (W) x 2100 mm (H)
  • Standards: EN/IEC 60947-2, UL 508
  • Applications: Industrial & Commercial Power Distribution
  • Protection: Solid State
  • Functions: LSI (Long-Time, Short-Time, Instantaneous)
  • Trip Type: MicroLogic 5.2 E
  • Poles: 3
  • Compatible Frames: NS, NSF, NSX, NFNF, NFNL, NFHF, NFHL
  • Family: Compact
  • Country of Origin: France
  • Weight: 1.238 lb


Product Identification
  • UPC: 785901809067
  • GTIN: 03606480017049