Default product image

Merlin Gerin STR308ST-LSG-4000A - Trip Unit 4000A 600V 3-Pole

Merlin Gerin
Price
Save $-5,406
/
Condition
  • In stock, ready to ship
  • Backordered, shipping soon
Call for Price
Merlin Gerin STR308ST-LSG-4000A is a Masterpact family electronic trip unit designed for adjustable tripping protection in industrial circuit breakers. This solid-state unit operates at a voltage rating of 600V and supports a continuous current rating of 4000A across three poles. Weighing 15 lb, the field-replaceable STR series module integrates seamlessly with M and MP compatible frames. It provides LSG protection functions—long-time, short-time, and ground fault—with adjustable settings for precise system coordination. This trip unit is suited for upgrading and customizing protection in commercial and industrial power distribution applications.

Key Features & Specifications
  • Type: STR Electronic Trip Unit
  • Family: Masterpact
  • Functions: LSG - Long-Time, Short-Time and Ground Fault
  • Voltage Rating: 600V
  • Poles: 3
  • Amperage Rating: 4000A
  • Protection: Solid State
  • Weight: 15 lb
  • Compatible Frames: M, MP
  • Field Replaceable Design
  • Compatible with Ground-Fault Options
  • Ammeter Option Available