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Siemens JJ62B300 - Molded Case 300A 600V 2-Pole

Siemens
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Siemens JJ62B300 is a 2-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It features a 300A current rating with a 600V voltage rating and a 25kA interrupting capacity at 480V, utilizing thermal magnetic protection with LI (Long-Time and Instantaneous) trip functions. The unit weighs 22 lb and employs a bolt-on connection for secure installation in compatible panels. This breaker complies with industry standards for molded case circuit breakers in single-phase applications. It is typically used in commercial and industrial settings for feeder and branch circuit protection.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic
  • Voltage Rating: 600V
  • Current Rating: 300A
  • Dimensions: Not specified
  • Standards: Industry standard for molded case breakers
  • Applications: Industrial power distribution, feeder and branch circuit protection
  • Switch Type: Not specified
  • Configuration: 2-pole
  • Coil Voltage Maximum: Not specified
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: 1
  • Voltage: 600V
  • Amperage: 300A
  • AIC rating: 25kA@480V
  • Connection: Bolt-On
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: JJ Frame
  • Trip Type: Thermal Magnetic
  • Panel Type: Not specified
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not specified
  • Control Voltage Maximum: Not specified
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not specified
  • Insulation Temperature: Not specified
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not specified
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: Not specified
  • Hz: Not specified
  • Coil Material: Not specified
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not specified
  • Coil Voltage Minimum: Not specified
  • Wire: Not specified
  • Amperage Maximum: 300A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: Not specified
  • Certification: Not specified
  • Circuit Breaker Mounting Style: Not specified
  • Terminal Connection: Bolt-On
  • Frequency Rating: Not specified
  • Phase Connection: Single-phase
  • Standards: Not specified
  • Compatible Frames: JJ Frame
  • Installation Type: Not specified
  • Item QTY: Not specified
  • Nema Starter Size: Not specified
  • Breaker Frame: JJ Frame
  • Current Rating: 300A
  • Reverse Standoff Voltage: Not specified
  • Watts: Not specified
  • Peak Pulse Current: Not specified
  • Breakdown Voltage (MIN VBR@IT ) (V): Not specified
  • Breakdown Voltage (VBR@IT) (V): Not specified
  • Polarity: Not specified
  • Operating Temperature Maximum Celsius: Not specified
  • Max Clamp Voltage: Not specified
  • On-State Current: Not specified


Product Identification
  • UPC: Not specified
  • GTIN: Not specified