SCHNEIDER ELECTRIC NSX630F LV432876

Schneider Electric Compact NSX630F Circuit Breaker

Description

A robust and reliable molded case circuit breaker (MCCB) from the Schneider Electric Compact NSX series. Model LV432876 is a 3-pole breaker with a nominal current of 630A and a breaking capacity of 36 kA at 415VAC. It is equipped with a Micrologic 2.3 electronic trip unit, providing adjustable long-time (Ir) and short-time (Isd) protection against overloads and short circuits. This makes it ideal for protecting main and sub-main circuits in commercial and industrial applications.

Specifications

• Manufacturer: Schneider Electric
• Product Range: Compact NSX
• Model: NSX630F
• Part Number: LV432876
• Poles: 3-Pole
• Rated Current (In): 630 A
• Trip Unit: Micrologic 2.3 (Electronic, LS_I)
• Protection: Adjustable Overload (Long-time) and Short-circuit (Short-time)
• Breaking Capacity (Icu): 36 kA @ 415 V AC
• Rated Voltage (Ue): up to 690 V AC
• Frequency: 50/60 Hz

Label Info

• Ui: 800V
• Uimp: 8kV
• Cat: A
• Standard: IEC/EN 60947-2

Application

Suitable for protecting power distribution systems, motor circuits, and generators in industrial plants, data centers, and commercial buildings.

Country of Origin

Made in France.

CO2 Impact

By choosing this reused circuit breaker, you are helping to avoid approximately 248 kg of CO2 emissions. This saving is equivalent to the emissions from a car driving over 1240 kilometers.

Availability

This item is in stock and available for immediate dispatch. Order now from spareparts2day for expert support and fast delivery.

FAQ

What are the adjustment ranges for the Micrologic 2.3 trip unit on this LV432876 breaker?
The Micrologic 2.3 allows for adjustment of the long-time protection pickup (Ir) from 0.4 to 1 times the nominal current (In), which is 252A to 630A for this model. The short-time protection pickup (Isd) is adjustable from 1.5 to 10 times Ir.

Is this circuit breaker suitable for use in a DC system?
No, the Schneider Electric LV432876 as specified is designed and rated for AC systems only (50/60 Hz). Using it in a DC application would be outside its certified specifications and could lead to unsafe operation.

What type of mounting accessories are included with this breaker?
This unit typically comes with standard mounting hardware for front connection on a mounting plate. The images show a bag containing screws and terminal connectors for installation.

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Last Update: March 13, 2026