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Siemens MD63B800L - Molded Case 800A 600V 3-Pole

Siemens
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Siemens MD63B800L Circuit Breaker is a molded case circuit breaker from the Sentron Series designed for primary overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 800A continuous current, and provides a 50kA interrupting capacity at 480V AC. This three-pole, three-phase unit features a thermal-magnetic trip mechanism with LI (Long-Time and Instantaneous) protection functions, housed in an MD frame measuring 18.898 x 11.811 x 9.843 inches and weighing 61.619 lb. The breaker complies with applicable industry standards for molded case circuit breakers and is manufactured in Mexico. It is typically used in switchboards, panelboards, and industrial control panels requiring high-current protection in commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, Sentron Series
  • Voltage Rating: 600V AC
  • Current Rating: 800A
  • Dimensions: 18.898 x 11.811 x 9.843 inch
  • Standards: Industry standard molded case circuit breaker compliance
  • Applications: Industrial power distribution, switchboards, panelboards
  • Switch Type: Molded Case
  • Configuration: 3-Pole, 3-Phase
  • Coil Voltage Maximum: Not applicable (thermal magnetic)
  • Temp Rating: Standard industrial
  • Shipping Dimensions: 18.898 x 11.811 x 9.843 inch
  • Phase: 3
  • Voltage: 600V
  • Amperage: 800A
  • AIC rating: 50kA@480V
  • Connection: Feed-Thru
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: MD Frame
  • Trip Type: Thermal Magnetic
  • Panel Type: Standard industrial
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Standard
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: Standard
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Standard panel mount
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: 800A
  • Dist Voltage: 600V
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 800A
  • Full Load Amp Minimum: 800A
  • Enclosure: Open (no enclosure)
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 800A
  • Amperage Minimum: 800A
  • Nema Rating: Not specified
  • Switch Style: Molded Case
  • Wire Size: Not specified
  • Certification: Industry standard
  • Circuit Breaker Mounting Style: Panel mount
  • Terminal Connection: Feed-Thru
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: Industry standard
  • Compatible Frames: MD Frame
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: MD Frame
  • Current Rating: 800A
  • 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: Standard industrial
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 783643011755
  • GTIN: 00783643011755