NEB3B045B - 45Amp Circuit Breaker

NEB3B045B - 45Amp Circuit Breaker

The Siemens NEB3B045B is a robust low voltage panelboard mount circuit breaker, designed to provide reliable protection in commercial and industrial applications. Featuring a thermal-magnetic trip unit, this UL-listed EG frame circuit breaker ensures optimal performance by combining thermal protection against overloads with magnetic protection against short circuits. Rated at 45 amps with a 3-pole configuration, it boasts impressive interrupting ratings of 22kAIC at 600Y/347V and 35kAIC at 480V. Its load side lugs (TA1EG10) accommodate wire sizes from 8 to 1/0 AWG, suitable for both copper and aluminum conductors.

Key Features and Benefits:

• Reliable Protection: The NEB3B045B utilizes a thermal-magnetic trip unit, offering dual protection mechanisms to prevent damage from overloads and short circuits.
• High Interrupting Capacity: With ratings of 22kAIC at 600Y/347V and 35kAIC at 480V, this circuit breaker is ideal for high-demand environments.
• Ease of Installation: Equipped with load side lugs that support a broad range of wire sizes, ensuring flexibility in various applications.

Technical Specifications:

• Amperage: 45A
• Poles: 3
• Interrupting Ratings:
• 22kAIC at 600Y/347V
• 35kAIC at 480V
• Dimensions: 3‰۝ W x 5.5‰۝ H x 3‰۝ D
• Weight: 2.557 lbs
• Wire Range: 8 - 1/0 AWG (Copper/Aluminum)

Material Compliance and Certifications:

• The NEB3B045B circuit breaker is UL-listed, ensuring it meets high safety and performance standards.

Suitability:

• This Siemens circuit breaker is well-suited for a range of commercial and industrial applications requiring dependable circuit protection. Its design and specifications make it an ideal choice for environments where space, performance, and reliability are critical.

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