Siemens NGG3B040 Molded Case Circuit Breaker – 40A – 3-Pole / 3-Phase – 600V – 25kA @ 480V – Screw / DIN Rail Mount – VL Series NGG

The Siemens NGG3B040 is a 40A, 3-pole, 3-phase molded case circuit breaker from the Siemens VL Series Type NGG. It is designed for compatible electrical distribution applications and features Long-Time and Instantaneous (LI) trip functions.

The NGG3B040 is rated for 600V and provides a 25kA interrupting rating at 480V with standard interrupting capacity. It features a feed-thru configuration, line- and load-side lug terminals, and supports screw or DIN rail mounting. The breaker is also suitable for reverse-feed applications.

Specifications:

• Manufacturer: Siemens
• Product Type: Molded Case Circuit Breaker
• Product Family: VL Series
• Series: VL
• Type: NGG
• Catalog No.: NGG3B040
• Current Rating: 40A
• Number of Poles: 3-Pole
• Phase: 3-Phase
• Voltage Rating: 600V
• Interrupting Rating: 25kA @ 480V
• Interrupting Capacity: Standard
• Protection Type: Not specified
• Trip Functions: Long-Time and Instantaneous (LI)
• Mounting Type: Screw Mounting / DIN Rail Mounting
• Connection / Configuration: Feed-Thru
• Terminal Type: Line- and Load-Side Lug Terminals
• Reverse Feed: Suitable for Reverse-Feed Applications
• Breaker Configuration: Complete Breaker
• Application: Electrical Distribution and Overcurrent Protection
• Brand: Siemens

Part Numbers & Identification:

• Manufacturer Part Number (MPN): NGG3B040
• Catalog Number: NGG3B040
• Model: NGG3B040
• Product Family: Siemens VL Circuit Breakers
• Series: VL
• Type: NGG
• Brand: Siemens
• Manufacturer: Siemens
• Product Type: Molded Case Circuit Breaker
• Breaker Configuration: 3-Pole, 40A
• Trip Configuration: Long-Time and Instantaneous (LI)
• UPC:783643363373

Compatibility:

Designed for use with compatible Siemens VL Series Type NGG electrical distribution equipment that accepts NGG Series molded case circuit breakers. The NGG3B040 provides 40A, 3-pole protection for compatible 600V electrical distribution applications.

The breaker supports screw or DIN rail mounting, features a feed-thru configuration with line- and load-side lug terminals, and is suitable for reverse-feed applications as specified. Always verify the specific panelboard or electrical equipment model, approved breaker type, system voltage, available fault current, pole configuration, trip requirements, terminal arrangement, mounting method, and installation specifications before installation.

Certifications:

• Siemens VL Series NGG
• 40A Rated
• 3-Pole / 3-Phase
• 600V Rated
• 25kA @ 480V Interrupting Rating
• Standard Interrupting Capacity
• Long-Time and Instantaneous (LI) Trip Functions
• Screw Mounting
• DIN Rail Mounting
• Feed-Thru Configuration
• Line- and Load-Side Lug Terminals
• Suitable for Reverse-Feed Applications
• Complete Breaker

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