LV431491 Schneider Electric Molded Case Circuit Breakers (MCCB)

LV431491 on Powermatic Associates
Schneider Electric

Part#:LV431491

Manufacturer:Schneider Electric

Category:Molded Case Circuit Breakers (MCCB)

Product Lifecycle:Active

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Schneider Electric LV431491 is a trip unit designed for use in electrical protection systems. It belongs to the Micrologic 5.2E (LSI) sub-range and functions solely as a trip unit. This model is equipped with three poles and offers protection functions including Long-time protection (L), Short-time protection with fixed time delay (S0), and Instantaneous protection (I). The rated current for this unit is 250A, with protection settings for Long-time protection adjustable from 0.4 to 1 times the rated current (In), Short-time protection adjustable from 1.5 to 12 times the rated current (Ir) with a time delay ranging from 0.1 to 0.4 seconds, and Instantaneous protection adjustable from 1.5 to 12 times the rated current (In). The trip current rating stands at 250 AT, and it protects all three poles. The LV431491 features an interchangeable electronic Micrologic 5.2E (LSI) trip unit type. Its measurement functions include current (I1, I2, I3, IN, Imax), ground current percentage unbalance, voltage (U12, U23, U31, V1N, V2N, V3N, Uavg, Vavg), voltage unbalance, phase sequence, power (P, Q, S, cos phi), energy (kWh, kVAh, kVARh), demand current/power with an adjustable time window, and total harmonic distortion for voltage and current (THDu, THDv, THDi).

About the manufacturer: Schneider Electric is one of the manufacturers that offers Molded Case Circuit Breakers (MCCB) that you can order at Powermatic Associates site. We provide digital solutions for energy and automation that improve efficiency and support sustainability. Our comprehensive solutions include cutting-edge energy technologies, real-time automation, software, and services for residential, commercial, and industrial settings.

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Product condition

New Factory Sealed

New Factory Sealed - New condition, never used, original OEM part with original packaging and factory seal.


LV431491 Description

Schneider Electric LV431491 is a trip unit designed for use in electrical protection systems. It belongs to the Micrologic 5.2E (LSI) sub-range and functions solely as a trip unit. This model is equipped with three poles and offers protection functions including Long-time protection (L), Short-time protection with fixed time delay (S0), and Instantaneous protection (I). The rated current for this unit is 250A, with protection settings for Long-time protection adjustable from 0.4 to 1 times the rated current (In), Short-time protection adjustable from 1.5 to 12 times the rated current (Ir) with a time delay ranging from 0.1 to 0.4 seconds, and Instantaneous protection adjustable from 1.5 to 12 times the rated current (In). The trip current rating stands at 250 AT, and it protects all three poles. The LV431491 features an interchangeable electronic Micrologic 5.2E (LSI) trip unit type. Its measurement functions include current (I1, I2, I3, IN, Imax), ground current percentage unbalance, voltage (U12, U23, U31, V1N, V2N, V3N, Uavg, Vavg), voltage unbalance, phase sequence, power (P, Q, S, cos phi), energy (kWh, kVAh, kVARh), demand current/power with an adjustable time window, and total harmonic distortion for voltage and current (THDu, THDv, THDi).


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