Siemens / ITE LD63B450 450A 3 Pole MCCB – Bolt On – 600V

The Siemens / ITE LD63B450 is a high-performance molded case circuit breaker designed for reliable power distribution and protection in industrial and commercial electrical systems. Featuring a 450A thermal magnetic interchangeable trip unit, this breaker provides dependable protection against overloads and short circuits. Its robust LD frame construction ensures long service life, while its high interrupting capacity makes it suitable for demanding applications. The bolt-on connection system allows secure installation, and it supports multiple voltage ratings for flexible system integration.

Product Specification:

• Manufacturer: Siemens / ITE
• Model: LD63B450
• Frame Type: LD Frame
• Type: Molded Case Circuit Breaker (MCCB)
• Amperage: 450A 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: 2000–4000
• Frequency: 50/60 Hz
• Frame Style: LD
• Installation Type: Fixed / Bolt On
• Terminals: Line and Load End Terminals

Voltage and Ratings:

• Rated Voltage: 240V AC / 480V AC / 600V AC
• Maximum Voltage: 600V AC
• Rated Current: 450A
• Interrupting Ratings: 65kA / 35kA / 25kA (depending on voltage level)

Product Data:

• Product Type: Molded Case Circuit Breaker
• Application: Industrial / Commercial Power Distribution
• Mounting: Bolt On Type
• Configuration: 3 Pole System
• Accessories Compatibility: Supports add-on accessories (pre-installed on request)
• Compliance: Industrial electrical protection standards
• Terminal Design: Standard Line and Load Terminals
• Condition: New / Certified Reconditioned (if applicable)

Important Note:
This circuit breaker must be installed by a qualified electrician according to electrical standards and load requirements. Incorrect installation or selection may result in equipment failure or safety hazards. Always ensure proper voltage, current rating, and breaking capacity compatibility before use.

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

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