FD63B250L - 250Amp Circuit Breaker

FD63B250L - 250Amp Circuit Breaker

The Siemens FD63B250L is a top-tier low voltage Sentron molded case circuit breaker, designed to provide reliable and efficient electrical protection. Featuring a robust thermal-magnetic trip unit, this 3-pole circuit breaker offers a standard breaking capacity within a compact FD frame, ensuring optimal performance even in demanding environments. The FD63B250L is engineered to deliver exceptional safety and compliance for a wide range of applications.

Key Features and Benefits

• Thermal-Magnetic Trip Unit: Ensures precise overload and short-circuit protection.
• High Breaking Capacity: Capable of handling 22kA at 600V and 35kA at 480V, providing superior performance in high fault current scenarios.
• Line and Load Side Lugs: Includes TA1FD350A lugs with a versatile wire range accommodating 6AWG to 350KCM (CU) and 4AWG to 350KCM (AL).
• Durable Construction: Built to withstand rigorous operational demands, ensuring longevity and reliability.

Technical Specifications

• Amperage: 250A
• Poles: 3
• Voltage Rating: 600V AC
• Interrupting Capacity: 22kA at 600V, 35kA at 480V
• Wire Range: 6AWG - 350KCM (Copper), 4AWG - 350KCM (Aluminum)
• Dimensions: 4.5 in (W) x 9.5 in (H) x 4 in (D)
• Net Weight: 10.031 lbs

Material Compliance and Certifications

• Standards: UL 489, IEC 60947-2
• REACH Compliance: Information available upon request
• WEEE Directive: Compliant with 2012/19/EU take-back obligation

Suitability

• The Siemens FD63B250L circuit breaker is ideal for commercial and industrial applications that demand reliable circuit protection and robust performance. Its high interrupting capacity makes it suitable for installations where high fault currents are expected.

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