Siemens / ITE MXD63B500 500A 3 Pole Molded Case Circuit Breaker – Bolt On – 600VAC

The Siemens / ITE MXD63B500 is a molded case circuit breaker designed for reliable protection in industrial and commercial electrical distribution systems. Built on the MD frame platform, it features a thermal magnetic non-interchangeable trip unit that delivers consistent protection against overload and short circuit conditions. With a 500 ampere rating, 3-pole configuration, and bolt-on mounting design, this breaker is well suited for feeder circuits, switchgear assemblies, and general power distribution applications operating across 240V, 480V, and 600V AC systems. This model is supplied without terminals, allowing flexible installation based on system requirements.

Product Specifications

• Brand: Siemens / ITE
• Model: MXD63B500
• Amperage: 500 Ampere
• Number of Poles: 3 Pole
• Breaker Type: Molded Case Circuit Breaker
• Mount Type: Bolt On
• Frame Style: MD Frame
• Trip Unit Type: Thermal Magnetic Non-Interchangeable Trip Unit

Technical Specifications

• Operating Temperature: 40 Degree Celsius
• Frequency: 50/60Hz
• Connection Type: Bolt On
• Terminal Type: Without Terminals
• Lug Type: No Lugs Included
• Trip Setting Range: 3000-6000
• Protection Type: Overload and Short Circuit Protection
• Application: Industrial Power Distribution, Switchgear, Feeder Circuits, Commercial Electrical Systems

Voltage and Ratings

• Rated Voltage: Up to 600VAC
• Operating Voltages: 240V AC, 480V AC, 600V AC
• Interrupting Rating @ 240V AC: 65 Kiloampere
• Interrupting Rating @ 480V AC: 50 Kiloampere
• Interrupting Rating @ 600V AC: 25 Kiloampere

Product Data

• Manufacturer: Siemens / ITE
• Condition: New / Reconditioned (Depending Supply)
• Warranty: One Year
• Availability: Subject to Stock
• Frame Type: MD
• SKU / UPC: Available on Request

Important Note

This breaker is supplied without terminals (lugs), which must be selected separately based on installation requirements. Product image may represent a base model and is provided for identification purposes only. Accessories ordered with the breaker may be installed prior to shipment at no additional cost depending on supplier policy. Always verify amperage rating, trip setting range, voltage compatibility, interrupting ratings, and terminal requirements before purchase or installation.