ABB XT5LU340ABFN000XXX — Molded Case Circuit Breaker

Part numberXT5LU340ABFN000XXX
BrandABB
CategoryCircuit Breaker
DescriptionMolded Case Circuit Breaker
ManufacturerABB
Product TypeMolded Case Circuit Breaker
Product LineTmax XT Series
Part NumberXT5LU340ABFN000XXX
Number of Poles3 Poles
Rated Voltage600 VAC
Rated Current400 A
Interrupt Rating at 480 VAC100 KA
Frame SizeSize 5
Terminal TypeBolt On
Minimum Storage Temperature0°C
Maximum Storage Temperature40°C
Minimum Operating Temperature0°C
Maximum Operating Temperature40°C
Trip UnitThermal-Magnetic, Adjustable

The ABB XT5LU340ABFN000XXX is a molded case circuit breaker designed to handle 400 A at a rated voltage of 600 VAC. This unit features three poles and has an interrupt rating of 100 kA at 480 VAC, making it suitable for various applications in electrical systems.

Compatibility data for this part number is being verified. Send an RFQ with your equipment model and serial — our suppliers confirm fitment before quoting.

Data compiled from 1 verified source. Last reviewed 2026-08-16.

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