Engineered for commercial applications, the Schneider Electric HDL26110 is a 2-pole, 110A PowerPacT H-Frame molded case circuit breaker. It utilizes fixed thermal and magnetic trip elements to provide dependable LI protection. This unit mount MCCB installs into Square D industrial enclosures and switchboards. The "L" catalog prefix indicates it comes equipped with line and load lugs, accepting 14 to 3/0 AWG wire. It delivers a 14kAIC rating at 600VAC and features a Visi-Trip indicator.
What does "Unit Mount" mean for the HDL26110 circuit breaker?
Unit mount means this breaker is designed to be installed on a backpan or mounting plate using screws and standard wire lugs. It is not compatible with I-Line plug-on panelboards or drawout configurations.
What does the "D" in the HDL26110 catalog number indicate?
The "D" designates the interrupting rating tier for this PowerPacT H-Frame breaker. It indicates a maximum interrupting capacity of 25kA at 240VAC, 18kA at 480VAC, and 14kA at 600VAC.
Can the Schneider Electric HDL26110 be reverse fed?
Yes. Standard unit mount PowerPacT H-Frame thermal magnetic circuit breakers like the HDL26110 have sealed trip units and are suitable for reverse feeding applications.
Is the Schneider Electric HDL26110 the same as the Square D HDL26110?
Yes. Square D is a flagship brand of Schneider Electric. The PowerPacT HDL26110 is the exact same molded case circuit breaker regardless of which brand name is printed on the label.
What wire sizes are compatible with the standard lugs on this 110A breaker?
The factory-installed lugs on the HDL26110 accept wire gauges from 14 AWG up to 3/0 AWG. You can use either aluminum or copper conductors.
What type of trip unit is included in the HDL26110?
This breaker features a thermal magnetic trip unit with fixed thermal and fixed magnetic settings. It provides Long-Time (L) and Instantaneous (I) overcurrent protection.
What types of equipment can the HDL26110 be installed in?
This 2-pole breaker is commonly used in Square D industrial enclosures, switchboards, and motor control centers that accept unit mount H-Frame breakers.
Can this breaker be used in DC applications?
Yes, the HDL26110 is rated for use in DC systems up to 250VDC, with a DC interrupting rating of 20kA.
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