Part of the PowerPacT H-Frame series, the Square D HDP36100 is a 3-pole, 100A molded case circuit breaker built for commercial and industrial applications. It provides dependable overcurrent protection for control panels and switchboards. This unit-mount MCCB is engineered for straightforward installation into compatible enclosures. Featuring a thermal-magnetic trip unit (LI), it delivers an 18kAIC rating at 480VAC and 14kAIC at 600VAC to safely clear electrical faults.
What does the "P" in the HDP36100 catalog number indicate?
The "P" indicates that this is a unit-mount circuit breaker with feed-thru lugs on both the line and load sides. This differs from "A" (HDA) models, which are designed for I-Line panelboards.
What does the "D" in the HDP36100 catalog number stand for?
The "D" designates the interrupting rating level for this PowerPacT H-frame breaker. It provides an interrupting capacity of 18 kA at 480VAC, 25 kA at 240VAC, 14 kA at 600VAC, and 20 kA at 250VDC.
Can the HDP36100 be reverse fed?
Yes, thermal-magnetic PowerPacT H-frame unit-mount breakers like the HDP36100 are suitable for reverse-fed applications.
What are the lug torque requirements for the HDP36100?
The standard AL150HD mechanical lugs require a 3/16-inch Allen wrench. Torque the wire binding screws to 50 in-lbs for 14 to 10 AWG wire, and 120 in-lbs for 8 to 3/0 AWG wire.
What is the difference between the HDP36100 and the HDA36100?
The HDP36100 is a unit-mount breaker with mechanical lugs on both the line and load sides. The HDA36100 is an I-Line breaker designed specifically to plug into Square D I-Line panelboards and switchboards.
Does the HDP36100 have a push-to-trip feature for testing?
Yes, all PowerPacT H-frame circuit breakers feature an integral push-to-trip button on the cover. This allows you to manually trip the breaker to verify the mechanical operation of the trip mechanism.
Are the trip settings on the HDP36100 adjustable?
The thermal (overload) protection is fixed, but the magnetic (short-circuit) trip function is adjustable.
Can I use aluminum wire with the HDP36100?
Yes, the standard AL150HD lugs included with this breaker are dual-rated for both aluminum and copper conductors ranging from 14 AWG to 3/0 AWG.
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