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Schneider Electric LV431440 - TM-D Trip Unit 250A 4P (690V)

Schneider Electric
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Schneider Electric LV431440 is a thermal magnetic trip unit designed for providing adjustable long-time and instantaneous overcurrent protection in low-voltage power distribution systems. It operates with a voltage rating of 690V and a fixed current rating of 250A across its four poles. The compact LV4 unit is constructed for integration into compatible circuit breaker frames and carries a weight of 1.235 lb. It complies with UL 508 and EN/IEC 60947-2 standards and holds EAC, CCC, and Marine certifications for use in regulated global markets. This component is typically applied in industrial control panels, switchboards, and marine electrical systems requiring reliable circuit protection.

Key Features & Specifications
  • Type: Compact LV4 thermal magnetic (TM-D) trip unit for circuit breaker protection
  • Voltage Rating: 690V
  • Current Rating: 250A
  • Functions: LI (Long-Time and Instantaneous)
  • Protection: Thermal Magnetic
  • Trip Type: TM-D
  • Poles: 4
  • Standards: UL 508, EN/IEC 60947-2
  • Certification: EAC, CCC, Marine
  • Compatible Frames: NS, NSF, NSX, NFNF, NFNL, NFHF, NFHL
  • Weight: 1.235 lb
  • Family: Compact
  • Item Subcategory: Trip Units & Programmers