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Merlin Gerin S173D - Solid-State Trip Unit 600V LSI Protection

Merlin Gerin
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Merlin Gerin S173D is a solid-state trip unit designed for overcurrent protection in low-voltage power distribution systems. It operates at a voltage rating of 600V and provides LSI protection functions, including Long-Time, Short-Time, and Instantaneous trip curves. The unit weighs 1 lb and is part of the Micrologic family, featuring a compact construction for integration into compatible circuit breaker frames. It complies with industry standards for solid-state protection and is suitable for industrial applications requiring precise, adjustable overcurrent protection. The S173D is compatible with NS, NT, NW, PG, PJ, PK, PL, RG, RJ, RK, and RL frames.

Key Features & Specifications
  • Type: Solid-state trip unit
  • Voltage Rating: 600V
  • Protection: Solid State
  • Functions: LSI - Long-Time, Short-Time and Instantaneous
  • Compatible Frames: NS, NT, NW, PG, PJ, PK, PL, RG, RJ, RK, RL
  • Weight: 1 lb


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