LD63B250L - 250Amp Circuit Breaker

LD63B250L - 250Amp Circuit Breaker

The Siemens LD63B250L is a high-performance, low voltage SENTRON molded case circuit breaker, designed to provide superior protection for electrical systems. Featuring a thermal-magnetic trip unit, this breaker ensures reliable operation under varying load conditions. With a standard LD frame and a 250A rating, the LD63B250L offers robust protection, meeting UL 489 and IEC 60947-2 standards. This breaker is ideal for commercial and industrial applications where safety and efficiency are paramount.

Key Features and Benefits:

• Thermal-Magnetic Trip Unit: Provides precise protection by combining thermal overload protection with magnetic short-circuit protection.
• Standard Breaking Capacity: The breaker has a breaking capacity of 25kA at 600V and 35kA at 480V, ensuring safety and reliability under high fault conditions.
• Compact Design: With dimensions of 7.5 x 11 x 4 inches, this breaker fits easily into various panel configurations, optimizing space usage.
• Versatile Lugs: Equipped with line and load side lugs (TA2J6500), supporting a wide wire range from 3/0 AWG to 500 KCM (CU) / 4/0 AWG to 500 KCM (AL), enhancing installation flexibility.
• Compliance and Safety: Meets stringent UL 489 and IEC 60947-2 standards, ensuring top-tier safety and performance.

Technical Specifications:

• Amperage Rating: 250A
• Poles: 3
• Voltage Rating: Up to 600V
• Breaking Capacity: 25kA at 600V, 35kA at 480V
• Dimensions (W x H x D): 7.5 x 11 x 4 inches
• Weight: 19.533 lb
• Wire Range: 3/0 AWG - 500 KCM (CU) / 4/0 AWG - 500 KCM (AL)

Material Compliance and Certifications:

• The Siemens LD63B250L circuit breaker is crafted from high-quality, durable materials to ensure long-lasting performance. It adheres to the latest industry standards, providing reliable protection for your electrical systems. Although specific RoHS compliance information is not available, Siemens products are generally designed to meet or exceed environmental and safety regulations.

Suitability:

• This circuit breaker is suitable for a variety of applications including commercial buildings, industrial facilities, and other environments where reliable electrical protection is essential. Its robust design and high breaking capacity make it ideal for protecting electrical systems against overloads and short circuits, ensuring the safety and efficiency of your operations.

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