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Square D HGL36100U33X Molded Case Circuit Breaker
- 100A
- 3 Pole
- Unit Mount
Square D
HGL36100U33X
Molded Case Circuit Breaker
Brand
Square D
SKU
HGL36100U33X
Quantity
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Square D HGL36100U33X - 100A 3 Pole Molded Case Circuit Breaker
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Description
Engineered for commercial and industrial distribution, the HGL36100U33X is a 3-pole, 100A molded case circuit breaker from Square D's PowerPacT H-Frame lineup. It provides robust current-limiting performance for demanding electrical systems. This unit-mount breaker installs into industrial control panels, switchboards, and NF or NQ main panelboards using standard lug terminals. Rated for 65kAIC at 240V, it features a Micrologic 3.2 S electronic trip unit for adjustable LSI protection.Specifications
| Brand | Square D |
|---|---|
| Series | HGL |
| Amperage | 100A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 600VAC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC, 35kA @ 480Y/277VAC, 35kA @ 480VAC, 18kA @ 600Y/347VAC, 18kA @ 600VAC |
| Amperage Range | 35-100A |
|---|
| Frame Type | HGL |
|---|---|
| Terminal Type | Lugs |
| For Use With | PowerPacT H-Frame Enclosures, Switchboards, Industrial Control Panels, NF Panelboards (Main), NQ Panelboards (Main) |
| Wire Gauge | 14 AWG - 3/0 AWG (Al/Cu) |
| Max Wire | 3/0 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Electronic Trip |
|---|---|
| Trip Function Code | LSI |
| Trip Function | Long-Time, Short-Time, Instantaneous |
| Trip Adjustability | Adjustable |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment, Motor Operator, Rotary Handle |
|---|---|
| Accessories | Micrologic 3.2 S Trip Unit |
| Standards | CSA C22.2 No. 5, HACR, IEC 60947-2, NEMA AB 1, UL 489 |
| Approval | CCC, CE, CSA, IEC, NOM, UL, UKCA |
| Temp Rating | -25C to 70C |
| Construction Features | Current Limiting, HACR Rated, Reverse Feed, True RMS Sensing, Visual Trip Indicator |
Product FAQs
10 answersWhat is the recommended tightening torque for the lug terminals on the HGL36100U33X?
The factory lugs on this breaker accept 14 AWG to 3/0 AWG aluminum or copper wire and should be torqued to 44.25 lb-in (5 N.m).
What does the U33X suffix indicate on this Square D circuit breaker?
The U33X suffix specifies that the breaker is equipped with a Micrologic 3.2S electronic trip unit, which provides adjustable Long-Time, Short-Time, and Instantaneous (LSI) protection.
What is the adjustable continuous current range for the HGL36100U33X?
The Micrologic 3.2S trip unit allows the long-time pickup to be adjusted from 0.35 to 1.0 times the 100A rating, providing a continuous current range of 35A to 100A.
Which panelboards and enclosures are compatible with the HGL36100U33X?
This unit-mount breaker is designed for use in PowerPacT H-Frame enclosures, industrial control panels, switchboards, and as a main breaker in NF and NQ panelboards.
Can the HGL36100U33X be mounted on a standard DIN rail?
No, this specific model is a unit-mount (feed-thru) breaker designed to be individually mounted on a backpan or plate using screws. It is not designed for DIN rail or I-Line plug-on mounting.
Can the HGL36100U33X be reverse fed?
Yes, this standard unit-mount PowerPacT H-Frame breaker features a sealed trip unit and is suitable for reverse-feed applications.
Does the Micrologic 3.2S trip unit on this breaker use true RMS sensing?
Yes, the electronic trip unit provides true RMS sensing, ensuring accurate protection even in systems with high harmonic distortion.
Are the factory lugs on the HGL36100U33X rated for both aluminum and copper wire?
Yes, the included lugs are dual-rated for use with either aluminum or copper conductors ranging from 14 AWG to 3/0 AWG.
Does the HGL36100U33X have a mechanism to manually test the breaker?
Yes, it features an integral push-to-trip button on the cover that allows you to manually trip the breaker to verify the mechanical operation of the trip mechanism.
Is the HGL36100U33X rated for 100 percent continuous current?
No, this is a standard-rated breaker, meaning it is rated for 80 percent continuous current. For continuous loads lasting 3 hours or more, the load should not exceed 80A.
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