Built for demanding electrical systems, the SHND69800ANT is an 800A electronic trip molded case circuit breaker from the Siemens Sentron family. It utilizes true RMS sensing to deliver highly accurate overcurrent protection for industrial facilities. This bolt-on breaker is designed to fit Siemens P5 panelboards, S5 power panels, and Sentron switchboards.
What panelboards and switchboards are compatible with the SHND69800ANT?
This ND-frame breaker is designed for use in Siemens P5 Panelboards, S5 Power Panels, and Sentron Switchboards.
Can the SHND69800ANT be reverse fed?
Yes. Siemens SHND6 circuit breakers are UL Listed for reverse connection applications.
What does the ANT suffix in the SHND69800ANT catalog number indicate?
The ANT suffix designates that the breaker is equipped with an electronic trip unit featuring LSI (Long-Time, Short-Time, and Instantaneous) adjustable functions without ground fault protection.
What adjustments can be made on the LSI electronic trip unit?
The LSI trip unit allows you to adjust the continuous current setting (Long-Time), the Short-Time pickup and delay, and the Instantaneous pickup to achieve precise selective coordination in your electrical system.
What is the standard lug kit for the SHND69800ANT?
The standard mechanical lug kit for an 800A ND-frame breaker is the TA3K500, which accepts three 250 to 500 kcmil copper or aluminum conductors per phase.
Does this breaker require a specific mounting configuration?
The SHND69800ANT is a unit-mount, bolt-on circuit breaker. It requires the appropriate mounting hardware kit specific to your panelboard or switchboard chassis.
How should the electronic trip unit on this breaker be tested?
Electronic trip units should be tested using a secondary injection test set or primary injection testing to verify that the Long-Time, Short-Time, and Instantaneous functions operate within the manufacturer's specified time-current curves.
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