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Square D HGL36045 Molded Case Circuit Breaker
- 45A
- 3 Pole
- Unit Mount
Square D
HGL36045
Molded Case Circuit Breaker
Brand
Square D
SKU
HGL36045
Quantity
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Square D HGL36045 - 45A 3 Pole Molded Case Circuit Breaker
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Description
Utilizing advanced current-limiting technology, this 45-amp molded case circuit breaker delivers robust long-time and instantaneous fault protection. The unit mounts into motor control centers and industrial switchboards, providing a seamless fit for PowerPacT H-Frame enclosures. Acting as a functional substitute for legacy FAL36045 and FHL36045 models, it boasts a 65kAIC rating at 240V alongside a Visi-Trip indicator to streamline maintenance operations.Specifications
| Brand | Square D |
|---|---|
| Part Number | HGL36045 |
| Series | HGL |
| Amperage | 45A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480VAC, 600VAC, 250VDC, 500VDC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC, 35kA @ 480VAC, 18kA @ 600VAC, 20kA @ 250VDC, 20kA @ 500VDC |
| Frame Type | HGL |
|---|---|
| Terminal Type | Lugs |
| For Use With | Industrial Control Panels, Switchboards, PowerPacT H-Frame Enclosures, Motor Control Centers |
| Wire Gauge | 14 AWG-3/0 AWG (Al/Cu) |
| Max Wire | 3/0 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Rotary Handle, Motor Operator |
|---|---|
| Accessories | Line and Load Lugs Included |
| 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, Visual Trip Indicator |
Product FAQs
7 answersWhat is the recommended tightening torque for the lugs on the HGL36045?
The torque specification depends on the wire size used. For 14 AWG to 10 AWG wire, tighten to 44 lbf-in (5 N.m). For 8 AWG to 3/0 AWG wire, tighten to 124 lbf-in (14 N.m).
Can the Square D HGL36045 circuit breaker be reverse fed?
Yes, standard unit-mount PowerPacT H-frame breakers with sealed thermal magnetic trip units, like the HGL36045, are suitable for reverse feeding.
Can I use the HGL36045 in an I-Line panelboard?
No, the HGL36045 is a unit-mount breaker with feed-thru lug connections. For an I-Line panelboard, you will need the I-Line version, which is catalog number HGA36045.
What are the magnetic hold and trip thresholds for this 45A breaker?
The fixed magnetic trip unit on the HGL36045 has a hold current of 400A and a tripping current of 850A.
Are the trip settings adjustable on the HGL36045?
No, this breaker features a fixed thermal and fixed magnetic trip unit. The Long-Time and Instantaneous trip thresholds cannot be adjusted in the field.
Does the HGL36045 provide ground fault protection?
No, this breaker features an LI (Long-Time and Instantaneous) thermal magnetic trip unit. It provides overload and short circuit protection but does not include integrated ground fault protection.
What is the continuous current rating of the HGL36045?
This breaker has a standard continuous current rating of 80 percent. For a 100 percent rated application, a different catalog number with a "C" suffix (HGL36045C) would be required.
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