Siemens NGB3B080B Molded Case Circuit Breaker – 80A – 3-Pole / 3-Phase – 600V – 25kA @ 480V – Bolt-On – VL NGB Series

The Siemens NGB3B080B is an 80A, 3-pole, 3-phase molded case circuit breaker from the Siemens VL Series, Type NGB. It features thermal-magnetic protection with Long-Time and Instantaneous (LI) trip functions.

The breaker is rated for 600V and provides a 25kA interrupting rating at 480V with standard interrupting capacity. It uses a bolt-on mounting configuration, is designed for panelboard mounting, and includes load-side lug terminals. It is also suitable for reverse-fed applications.

Specifications:

• Manufacturer: Siemens
• Product Type: Molded Case Circuit Breaker
• Product Family: VL Series
• Series: VL
• Type: NGB
• Catalog No.: NGB3B080B
• Current Rating: 80A
• Number of Poles: 3-Pole
• Phase: 3-Phase
• Voltage Rating: 600V
• Interrupting Rating: 25kA @ 480V
• Interrupting Capacity: Standard
• Protection Type: Thermal-Magnetic
• Trip Functions: Long-Time and Instantaneous (LI)
• Mounting Type: Bolt-On
• Panelboard Mounting: Yes
• Breaker Configuration: Complete Breaker
• Terminal Type: Load-Side Lug Terminals
• Reverse Feed: Suitable for Reverse-Fed Applications
• Application: Electrical Distribution and Overcurrent Protection
• Brand: Siemens

Part Numbers & Identification:

• Manufacturer Part Number (MPN): NGB3B080B
• Catalog Number: NGB3B080B
• Model: NGB3B080B
• Product Family: Siemens VL Circuit Breakers
• Series: VL
• Type: NGB
• Brand: Siemens
• Manufacturer: Siemens
• Product Type: Molded Case Circuit Breaker
• Breaker Configuration: 3-Pole, 80A
• Trip Configuration: Long-Time and Instantaneous (LI)
• UPC:783643414358

Compatibility:

Designed for use with compatible Siemens VL Series Type NGB electrical distribution equipment that accepts NGB Series bolt-on molded case circuit breakers. The NGB3B080B provides 80A, 3-pole thermal-magnetic overcurrent protection for compatible 600V electrical distribution applications.

The breaker is designed for panelboard mounting, includes load-side lug terminals, and is suitable for reverse-fed applications. Always verify the specific panelboard or electrical equipment model, approved breaker type, system voltage, available fault current, pole configuration, trip requirements, terminal arrangement, mounting configuration, reverse-feed requirements, and installation specifications before installation.

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