Engineered for demanding electrical environments, this 100A electronic trip MCCB offers robust protection for industrial applications. The microprocessor-driven design ensures reliable performance across varying load conditions. Designed to integrate with ABB ReliaGear neXT panelboards, it requires a retrofit kit when replacing the legacy Tmax T4S100BW. Delivering a high 100kAIC rating at 240V, it includes adjustable LSI parameters to fine-tune long-time, short-time, and instantaneous curves.
Which panelboards and switchboards are compatible with the XT4SU3100FYJ000XXX?
This breaker is designed for installation in ABB ReliaGear neXT panelboards and ABB ReliaGear SB switchboards.
Can the ABB XT4 series replace legacy GE circuit breakers?
Yes, the ABB Tmax XT4 is the direct replacement for legacy GE Spectra RMS SF-frame and GE Record Plus FD or FE-frame circuit breakers. Retrofit kits are available to install XT4 breakers into existing GE Spectra panelboards.
What wire sizes are accepted by the lugs on this 100A XT4 breaker?
The included lugs accept wire gauges from 4 AWG up to 300 kcmil. They are rated for both copper and aluminum conductors.
What does the LSI designation mean on the XT4SU3100FYJ000XXX trip unit?
LSI indicates that the electronic trip unit features adjustable settings for Long-Time, Short-Time, and Instantaneous overcurrent protection. This allows for precise selective coordination within your electrical distribution system.
Is the trip unit on the XT4SU3100FYJ000XXX field adjustable?
Yes, the electronic trip unit is fully adjustable, allowing you to fine-tune the long-time, short-time, and instantaneous trip parameters to match your specific load and coordination requirements.
Does this breaker support DC voltage applications?
Yes, in addition to its AC ratings, this breaker is rated for DC applications. It provides up to 42kA interrupting capacity at 250VDC and 50kA at 600VDC.
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