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Square D IF34050 - I-Limiter 50A 3-Pole 480V Circuit Breaker

Square D
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Square D IF34050 is a 3-pole molded case circuit breaker from the I-Limiter family, designed for overcurrent protection in 3-phase power distribution systems. It is rated for 50A at 480VAC with a high interrupting capacity of 200kA at 480V, utilizing a thermal magnetic trip unit with LI (Long-Time and Instantaneous) functions. The breaker features an I-Line style plug-in connection, weighs 10 lb, and is built for reliable performance in industrial environments. It complies with UL and CSA standards for safety and application in commercial and industrial settings. This unit is suited for use in panelboards and switchboards requiring high fault current protection.

Key Features & Specifications
  • Type: IF I-Limiter Molded Case Circuit Breaker
  • Current Rating: 50 Amps
  • Voltage Rating: 480 VAC
  • Poles: 3
  • Phase: 3
  • Interrupting Rating: 200,000 AIC at 480V
  • Protection: Thermal Magnetic with Long-Time and Instantaneous Trip (LI)
  • Connection: I-Line Style Plug-In
  • Weight: 10 lb
  • Certifications: UL and CSA
  • Temperature Rating: 40 °C