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Siemens 17JUH92NA17 - 87A 3-Pole Molded Case Circuit Breaker

Siemens
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The Siemens 17JUH92NA17 is a heavy-duty industrial circuit breaker designed for primary overcurrent and short-circuit protection in high-power distribution systems. It is rated for 600V AC and 87A, with a robust 87 lb construction featuring a molded case and thermal-magnetic trip mechanism for reliable fault interruption. The unit complies with UL 489 and NEMA AB-1 standards, ensuring safe operation in demanding environments. Typical applications include motor control centers, switchboards, and industrial panelboards requiring branch circuit protection.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip
  • Voltage Rating: 600V AC
  • Current Rating: 87A
  • Weight: 87 lb
  • Standards: UL 489, NEMA AB-1
  • Applications: Motor control centers, switchboards, industrial panelboards
  • Poles: 3
  • Frame Size: J-Frame
  • Trip Type: Thermal-magnetic
  • Connection: Line and load side lugs
  • Mounting: Panel mount
  • Hz: 50/60
  • Phase: 3
  • Interrupting Rating: 65kAIC at 240V, 35kAIC at 480V, 25kAIC at 600V
  • Operating Temperature Maximum Celsius: 40°C
  • Enclosure: Open type
  • Terminal Connection: Copper/aluminum rated
  • Certification: UL listed


Product Identification
  • UPC: 66264381619
  • GTIN: 00662643816198