Engineered for complex coordination, this 100-amp electronic trip MCCB provides advanced long-time, short-time, and instantaneous (LSI) protection. The microprocessor-based trip unit allows facility managers to fine-tune settings for specific loads. This component mounts into Square D I-Line panelboards and switchboards. It serves as a reliable solution for commercial power distribution networks. With a 65kAIC rating at 240V and true RMS sensing, it ensures highly accurate fault detection.
Which panelboards accept the HGA36100U33X circuit breaker?
This breaker is compatible with Square D I-Line panelboards and switchboards. It utilizes an I-Line style plug-in connection on the line side to mount directly to the bus stack.
What wire gauge range is supported by the load-side lugs?
The factory-installed load lugs accept 14 AWG to 3/0 AWG wire and are rated for both aluminum (Al) and copper (Cu) conductors.
How is the HGA36100U33X secured to the I-Line bus?
After aligning the mounting bracket with the teardrop slots in the panelboard pan, the breaker is racked onto the bus using a flathead screwdriver to engage the built-in racking mechanism. A retaining screw is then tightened to secure it in place.
What does the U33X suffix mean in the HGA36100U33X catalog number?
The U33X suffix indicates the breaker is equipped with a Micrologic 3.2S electronic trip unit. This solid-state unit provides adjustable Long-Time, Short-Time, and Instantaneous (LSI) trip functions for precise selective coordination.
What frame family does the HGA36100U33X belong to?
It is part of the Schneider Electric and Square D PowerPacT H-Frame series. This frame size is designed for applications requiring up to 150A maximum continuous current in a compact footprint.
Does the HGA36100U33X require a separate power supply for the electronic trip unit to function?
No, the Micrologic 3.2S trip unit is self-powered by the current flowing through the breaker. It does not require an external power source for basic overcurrent protection.
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