Siemens / ITE LD63B600 600A 3 Pole MCCB – Bolt On – 600V

The Siemens / ITE LD63B600 is a high-capacity molded case circuit breaker engineered for reliable protection and efficient power distribution in demanding industrial and commercial applications. With a 600A thermal magnetic interchangeable trip unit, it delivers precise protection against overloads and short circuit conditions. Built on the durable LD frame platform, this breaker ensures long operational life and stable performance under heavy electrical loads. Its bolt-on mounting system provides secure installation, while its multi-voltage compatibility allows flexible integration into various electrical systems.

Product Specification:

• Manufacturer: Siemens / ITE
• Model: LD63B600
• Frame Type: LD Frame
• Type: Molded Case Circuit Breaker (MCCB)
• Amperage: 600A at 40°C
• Poles: 3 Pole
• Connection Type: Bolt On
• Trip Unit: Thermal Magnetic Interchangeable
• Standard Lug Type: Line and Load Standard
• Warranty: 1 Year

Technical Specification:

• Interrupting Capacity: 65 kA @ 240V AC
• Interrupting Capacity: 35 kA @ 480V AC
• Interrupting Capacity: 25 kA @ 600V AC
• Trip Setting Range: 3000–6000
• Frequency: 50/60 Hz
• Frame Style: LD
• Operating Mechanism: Fixed MCCB with interchangeable trip unit
• Terminal Type: Line and Load End Terminals

Voltage and Ratings:

• Rated Voltage: 240V AC / 480V AC / 600V AC
• Maximum Voltage: 600V AC
• Rated Current: 600A
• Interrupting Ratings: 65kA / 35kA / 25kA (depending on voltage level)

Product Data:

• Product Type: Molded Case Circuit Breaker
• Application: Industrial and Commercial Power Protection
• Mounting Type: Bolt On
• Configuration: 3 Pole System
• Accessories: Compatible with customizable accessories (installation support available on request)
• Construction: Heavy-duty industrial grade LD frame design
• Terminal Design: Standard Line and Load Terminals
• Warranty Support: 1-year in-house warranty for certified reconditioned and new surplus units

Important Note:
This circuit breaker must be installed by a qualified electrician according to applicable electrical codes and load requirements. Incorrect installation or improper selection may lead to equipment damage or safety hazards. Always verify voltage, current rating, and interrupting capacity before installation and use.

Returns are easy

You may return items within 30 days of delivery for a refund.

FREE Shipping on orders over $149.

My Circuit Breakers offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

Same Day Shipping

We strive to ship out your items within one business day.

In rare circumstances, My Circuit Breakers may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.