HLD63B450L - 450Amp Circuit Breaker

HLD63B450L - 450Amp Circuit Breaker

The Siemens HLD63B450L is a robust low voltage Sentron molded case circuit breaker designed to meet the highest standards of safety and efficiency. Featuring a thermal-magnetic trip unit, this 3-pole breaker operates with a standard 40å¡C LD frame and boasts a high breaking capacity. This model ensures superior performance and reliability, making it an ideal choice for both commercial and industrial applications.

Key Features and Benefits:

• High Breaking Capacity: Rated at 450A, the HLD63B450L offers exceptional breaking capacity with 35kAIC at 600V and 65kAIC at 480V, providing reliable protection for electrical systems.
• Thermal-Magnetic Trip Unit: Ensures accurate and efficient operation by combining both thermal and magnetic protection, safeguarding against overloads and short circuits.
• Versatile Connectivity: Equipped with line and load side lugs (TA2J6500), it supports a wire range from 3/0 AWG to 500 kcmil for copper and 4/0 AWG to 500 kcmil for aluminum, offering flexibility in installation.
• Compact Dimensions: With a compact design (W x H x D: 7.5 x 11 x 4 inches), it is easy to integrate into various electrical panels and enclosures.

Technical Specifications:

• Amperage Rating: 450A
• Poles: 3
• Voltage Rating: 600V
• Breaking Capacity: 35kAIC at 600V, 65kAIC at 480V
• Standards Compliance: UL 489, IEC 60947-2
• Wire Range: 3/0 AWG - 500 kcmil (CU), 4/0 AWG - 500 kcmil (AL)
• Dimensions (W x H x D): 7.5 x 11 x 4 inches
• Net Weight: 19.533 lbs

Material Compliance and Certifications:

• Compliance: The Siemens HLD63B450L complies with UL 489 and IEC 60947-2 standards, ensuring it meets the rigorous requirements for safety and performance.

Suitability:

• The Siemens HLD63B450L is suitable for a wide range of applications, including industrial facilities, commercial buildings, and critical infrastructure. Its high breaking capacity and reliable thermal-magnetic trip unit make it an excellent choice for protecting electrical systems from potential faults and ensuring operational continuity.

The Siemens HLD63B450L is more than just a circuit breaker; it's a critical component designed to offer peace of mind through its robust performance and advanced protection features. Discover how this circuit breaker can enhance the safety and efficiency of your electrical systems today.

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