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Merlin Gerin STR38S-1600A - Solid State Trip Unit 1600A (600V, 3-Pole)

Merlin Gerin
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Merlin Gerin STR38S-1600A is a solid-state trip unit designed for providing comprehensive protection within Masterpact M and MP frame circuit breakers. It features a fixed 1600A current rating and a 600V AC voltage rating, housed in a compact unit weighing 10 lb. This STR-type unit delivers LSI (Long-Time, Short-Time, and Instantaneous) protection functions to ensure selective coordination and equipment safety. It is engineered for integration into three-pole breaker configurations for robust industrial power distribution and motor protection applications.

Key Features & Specifications
  • Type: Solid-state electronic trip unit (STR type) for Masterpact circuit breakers
  • Voltage Rating: 600V AC
  • Current Rating: 1600A (Fixed)
  • Poles: 3
  • Protection Functions: LSI (Long-Time, Short-Time, Instantaneous)
  • Protection Technology: Solid State
  • Compatible Frames: Masterpact M, MP
  • Weight: 10 lb
  • Item Subcategory: Trip Units & Programmers


Product Identification
  • Manufacturer Part Number: STR38S-1600A