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Schneider Electric 47301 - Trip Unit LSI 600V

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Schneider Electric 47301 is a MicroLogic trip unit and programmer designed for selective protection and power monitoring in MasterPact NT drawout circuit breakers. It provides LSI (Long-Time, Short-Time, and Instantaneous) solid-state protection with a 600V voltage rating and a delayed short-circuit release function. The unit weighs 1 lb and is compatible with NS, NT, NW, PG, PJ, PK, PL, RG, RJ, RK, and RL frames. It integrates a power meter with harmonics analysis and operates on DC supply voltage. This trip unit is suited for industrial applications requiring high breaking capacity and selective coordination in compact assemblies.

Key Features & Specifications
  • Type: 473
  • Family: Micrologic
  • Functions: LSI - Long-Time, Short-Time and Instantaneous
  • Voltage Rating: 600V
  • Protection: Solid State
  • Compatible Frames: NS, NT, NW, PG, PJ, PK, PL, RG, RJ, RK, RL
  • Weight: 1 lb
  • Item Subcategory: Trip Units & Programmers
  • Manufacturer: Schneider Electric
  • Trip Unit Type: MicroLogic 5.0H LSI
  • Application: MasterPact NT Drawout Circuit Breakers
  • Pole Configuration: 3P, 4P, 3t, 4t, 3t + N/2
  • Protection Functions: Overload (long-time), Short-circuit (short-time), Instantaneous
  • Short-circuit Release: Delayed
  • Supply Voltage: DC
  • Selective Protection: Yes
  • Power Meter with Harmonics: Integrated