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ABB Tmax XT Series XT5SU340ABFN000XXX

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XT5SU340ABFN000XXX

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The ABB XT5SU340ABFN000XXX, part of the Tmax XT Series, is a molded case circuit breaker designed for robust performance. It supports a rated voltage of 600 Volts AC and has a current rating of 400 Amperes. With three poles for three-phase systems, it can interrupt currents up to 50 kiloamperes at 480 Volts AC and 65 kiloamperes at 240 Volts AC.

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Technical specifications for XT5SU340ABFN000XXX

ManufacturerABB
Product TypeMolded Case Circuit Breaker
Product LineTmax XT Series
Part NumberXT5SU340ABFN000XXX
UPC0 56221022109
Rated Voltage600 Volts AC
Rated Current400 Amperes
Number of Poles3 poles
Interrupting Rating50 kiloamperes at 480 Volts AC and 65 kiloamperes at 240 Volts AC
Phase Rating3-phase
System Frequency50 to 60 Hertz
Type of Trip UnitAdjustable thermal magnetic trip unit
Trip FunctionsLong-Time and Instantaneous (LI)
Wire Range2 to 2/0 American Wire Gauge (AWG)
Line Side Terminal ConnectionFront terminals without lugs
Compatible Wire TypeCopper or aluminum wire
Number of Cables Per Lug2 cables
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The ABB XT5SU340ABFN000XXX circuit breaker, from the Tmax XT Series, is engineered for efficient circuit protection. It operates at a substantial rated voltage of 600 Volts AC and has a maximum current rating of 400 Amperes. This molded case circuit breaker is configured with three poles, making it suitable for 3-phase systems.

The device is rated to interrupt fault currents of up to 50 kiloamperes at 480 Volts AC, and an impressive 65 kiloamperes at 240 Volts AC, ensuring effective protection in demanding applications. Designed to function efficiently within a frequency range of 50 to 60 Hertz, it utilizes an adjustable thermal magnetic trip unit to safeguard against overload and short-circuit conditions. The trip unit supports long-time and instantaneous trip functions, giving flexibility in response to different fault conditions.

Wiring is straightforward with this circuit breaker, accommodating a wire range from 2 to 2/0 AWG, and it accepts both copper and aluminum wiring types. The breaker features front terminals that do not require lugs for connection, allowing for easier installation. Each terminal can accommodate up to two cables, adding to its practicality for various electrical setups.