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Schneider Electric TM250D-4P - Thermal Magnetic Trip Unit 250A 600V 4P

Schneider Electric
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Schneider Electric TM250D-4P is a thermal magnetic circuit breaker trip unit designed for providing adjustable long-time and instantaneous overcurrent protection in industrial power distribution systems. It operates at a 600V AC voltage rating and features a fixed 250A current rating across its four poles for balanced phase protection. The compact unit is engineered for integration into compatible NS, NSF, NSX, NFNF, NFNL, NFHF, and NFHL breaker frames, with a weight of 2 lb. It is constructed to meet relevant industry standards for circuit protection devices. Typical applications include protecting feeders and branch circuits in panelboards, switchboards, and motor control centers.

Key Features & Specifications
  • Type: Thermal Magnetic Trip Unit, Compact Family
  • Voltage Rating: 600V AC
  • Current Rating: 250A Fixed
  • Poles: 4
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous)
  • Compatible Frames: NS, NSF, NSX, NFNF, NFNL, NFHF, NFHL
  • Weight: 2 lb