HJD63B400L - 400Amp Circuit Breaker

HJD63B400L - 400Amp Circuit Breaker

The Siemens HJD63B400L is a robust, high-capacity circuit breaker designed for superior performance and safety. Part of the renowned Sentron series, this molded case circuit breaker is engineered to meet stringent standards and deliver reliable protection for low voltage electrical systems. Featuring a thermal-magnetic trip unit, the HJD63B400L ensures precise operation and enhances system integrity by responding accurately to overloads and short circuits. With a JD frame, this circuit breaker boasts a high breaking capacity, making it an ideal choice for both commercial and industrial applications.

Key Features and Benefits:

• High Breaking Capacity: The HJD63B400L offers a breaking capacity of 35kA at 600V and 65kA at 480V, ensuring robust performance in demanding environments.
• Thermal-Magnetic Trip Unit: This feature provides reliable protection by automatically disconnecting circuits during overload or short-circuit conditions, enhancing system safety.
• Durability and Compliance: Designed to meet UL 489 and IEC 60947-2 standards, this circuit breaker is built for longevity and compliance with international safety regulations.
• Versatile Connectivity: Equipped with line and load side lugs (TA2J6500) and a wide wire range (3/0AWG - 500KCM (CU) / 4/0AWG - 500KCM (AL)), it offers flexible installation options.
• Compact Dimensions: With a size of 7.5 x 11 x 4 inches, it fits seamlessly into various panel designs, optimizing space utilization without compromising performance.

Technical Specifications:

• Product Code: HJD63B400L
• Current Rating: 400A
• Poles: 3
• Voltage Rating: 600V AC
• Interrupting Rating: 35kAIC at 600V, 65kAIC at 480V
• Wire Range: 3/0AWG - 500KCM (CU), 4/0AWG - 500KCM (AL)
• Dimensions (W x H x D): 7.5 x 11 x 4 inches
• Weight: 19.533 lbs
• Frame Type: JD

Material Compliance and Certifications:

• Standards: Complies with UL 489 and IEC 60947-2 standards, ensuring adherence to global safety and performance requirements.

Suitability:

• This circuit breaker is suitable for a wide range of applications in commercial and industrial settings. Its high breaking capacity and reliable thermal-magnetic trip unit make it an excellent choice for protecting electrical systems in manufacturing plants, data centers, and large commercial buildings. The versatile wire range and compact dimensions allow for easy integration into new or existing electrical panels, ensuring a seamless fit and optimal protection.

The Siemens HJD63B400L circuit breaker is more than just a component; it's a crucial safeguard for your electrical systems, designed to offer peace of mind through its robust performance and protection features. Explore more about this essential circuit breaker today and ensure your systems remain secure and compliant.

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