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Square D TM100D-4P - Thermal Magnetic Circuit Breaker 100A 600V 4P

Square D
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Square D TM100D-4P is a thermal magnetic circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial power distribution systems. It features a 600V AC voltage rating and a fixed 100A current rating, housed within a compact, four-pole design. The breaker utilizes a Long-Time and Instantaneous (LI) trip function for coordinated protection and is constructed for durability in demanding environments, complying with relevant industry standards for electrical safety. Its typical applications include protecting feeders and branch circuits within panelboards and switchboards across commercial and industrial facilities.

Key Features & Specifications
  • Type: Thermal Magnetic Circuit Breaker, Trip Unit
  • Voltage Rating: 600V AC
  • Current Rating: 100A
  • Poles: 4
  • Protection: Thermal Magnetic
  • Trip Functions: LI (Long-Time and Instantaneous)
  • Compatible Frames: NS, NSF, NSX, NFNF, NFNL, NFHF, NFHL
  • Family: Compact
  • Weight: 2 lb