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Siemens JD63M250L - Molded Case Circuit Breaker, 250A 600V 3P

Siemens
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Siemens JD63M250L is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 250A current rating and a 600V AC voltage rating, housed within a robust JD frame construction with a feed-thru connection. The breaker utilizes a thermal-magnetic trip unit for combined long-time and instantaneous (LI) protection functions, is rated for 35kA interrupting capacity at 480V, and operates within a temperature range of -25°C to 70°C. It complies with UL and IEC standards, adheres to RoHS directives, and is typically applied in panelboards, switchboards, and industrial control panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Sentron Series
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Frame Size: JD Frame
  • Poles: 3
  • Connection: Feed-Thru
  • AIC Rating: 35kA @ 480V AC
  • Phase: 3
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Trip Type: Thermal Magnetic
  • Operating Temperature: -25°C to 70°C (-13°F to 158°F)
  • Standards & Certification: UL, IEC, RoHS Compliant
  • Weight: 24 lb


Product Identification
  • Manufacturer Part Number: JD63M250L
  • Family/Type: Sentron Series JD65K