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Siemens JL3T350 - Thermal Magnetic Trip Unit 350A 600V 3-Pole

Siemens
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The Siemens JL3T350 is a JL Series thermal magnetic circuit breaker trip unit designed for LI (Long-Time and Instantaneous) protection functions. It operates at a voltage rating of 600V with a current rating range of 350 amperes minimum to 350 amperes maximum across 3 poles. This unit weighs 6 lb and is compatible with JL frames, featuring thermal magnetic protection for reliable overcurrent and short-circuit interruption. It complies with industry standards for industrial power distribution and motor control applications. Typical uses include protecting branch circuits and feeders in manufacturing facilities, commercial buildings, and heavy machinery.

Key Features & Specifications
  • Type: JL Series Trip Unit, Thermal Magnetic, LI Functions
  • Voltage Rating: 600V
  • Current Rating: 350A (Min 350A, Max 350A)
  • Poles: 3
  • Protection: Thermal Magnetic
  • Compatible Frames: JL
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 6 lb


Product Identification
  • Manufacturer: Siemens
  • Item Subcategory: Trip Units & Programmers
  • Family: JL Series
  • Type: JL