FD63B070 - 70Amp Circuit Breaker

FD63B070 - 70Amp Circuit Breaker

The Siemens FD63B070 is a high-performance, low voltage Sentron molded case circuit breaker designed to provide reliable and efficient protection for electrical systems. With a robust thermal-magnetic trip unit, this circuit breaker is engineered for durability and safety, meeting UL 489 and IEC 60947-2 standards. Ideal for a variety of industrial and commercial applications, the FD63B070 ensures superior performance and compliance with stringent industry standards.

Key Features and Benefits:

• High Breaking Capacity: Offers a breaking capacity of 22kAIC at 600V and 35kAIC at 480V, ensuring reliable interruption of fault currents.
• Thermal-Magnetic Trip Unit: Provides precise protection against overloads and short circuits, enhancing system safety and reliability.
• Easy Installation: Equipped with line and load side lugs (TA1FD350A) supporting a wire range of 6AWG to 350KCM (CU) and 4AWG to 350KCM (AL), facilitating straightforward installation and maintenance.

Technical Specifications:

• Current Rating: 70 Amps
• Poles: 3
• Voltage Rating: 600V (AC)
• Breaking Capacity: 22kAIC at 600V, 35kAIC at 480V
• Trip Unit: Thermal-Magnetic
• Dimensions: 4.5 inches (W) x 9.5 inches (H) x 4 inches (D)
• Weight: 8.907 lbs
• Wire Range: 6AWG - 350KCM (CU), 4AWG - 350KCM (AL)

Material Compliance and Certifications:

• UL 489 Certified: Ensures compliance with North American safety standards for electrical protection devices.
• IEC 60947-2 Certified: Meets international standards for low-voltage switchgear and controlgear.

Suitability:

• The Siemens FD63B070 circuit breaker is suitable for a wide range of applications including commercial buildings, industrial facilities, and infrastructure projects. Its high breaking capacity and robust construction make it ideal for protecting electrical systems from overloads and short circuits, ensuring operational safety and efficiency. Whether for new installations or upgrades, this circuit breaker delivers reliable performance in various electrical distribution systems.

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