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Siemens HHJD63B400NLNAV - Molded Case Breaker 400A 600V

Siemens
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Siemens HHJD63B400NLNAV is a molded case circuit breaker designed for overcurrent and short-circuit protection in industrial power distribution systems. It is rated for 600V AC and 400A continuous current, with a 65kAIC at 240VAC for high-fault applications. This three-pole breaker features a thermal-magnetic trip mechanism, weighs 8.001 lb, and is constructed with a compact frame for panelboard installation. It complies with UL 489 and CSA standards, ensuring reliable performance in demanding environments. Typical applications include motor control centers, switchboards, and commercial building mains.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, thermal-magnetic trip, three-pole
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Dimensions: Standard frame size for panelboard mounting
  • Standards: UL 489, CSA
  • Applications: Industrial power distribution, motor control centers, switchboards
  • Switch Type: Thermal-magnetic
  • Configuration: Three-pole
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: Standard molded case breaker size
  • Phase: Three-phase
  • Voltage: 600V AC
  • Amperage: 400A
  • AIC rating: 65kAIC at 240VAC
  • Connection: Line and load terminals
  • Poles: 3
  • Protection: Overcurrent and short-circuit
  • Functions: Circuit isolation and protection
  • Frame Size: HHJD
  • Trip Type: Thermal-magnetic
  • Panel Type: Panelboard
  • Breaker Type: Molded case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Steel frame
  • Panel Style: Industrial
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Panelboard
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: 400A
  • Dist Voltage: 600V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 400A
  • Full Load Amp Minimum: 400A
  • Enclosure: Open type
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 400A
  • Amperage Minimum: 400A
  • Nema Rating: Not specified
  • Switch Style: Thermal-magnetic
  • Wire Size: Not specified
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Panelboard
  • Terminal Connection: Line and load
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Three-phase
  • Standards: UL 489, CSA
  • Compatible Frames: HHJD series
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: HHJD
  • Current Rating: 400A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: 40°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 783643515833
  • GTIN: 00783643515833