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Square D HGA260504 Molded Case Circuit Breaker
- 50A
- 2 Pole
- I-Line
Square D
HGA260504
Molded Case Circuit Breaker
Brand
Square D
SKU
HGA260504
Quantity
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Square D HGA260504 - 50A 2 Pole Molded Case Circuit Breaker
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Description
The HGA260504 is a 2-pole, 50A molded case circuit breaker from Square D's PowerPacT H-Frame family. Built for commercial power distribution, it provides reliable long-time and instantaneous (LI) protection. It mounts into Square D I-Line panelboards and switchboards. Featuring a BC phase connection, this unit replaces legacy FA26050BC and FH26050BC breakers. Rated for 35kAIC at 480VAC, this current-limiting MCCB ensures robust fault protection.Specifications
| Brand | Square D |
|---|---|
| Part Number | HGA260504 |
| Series | HGA |
| Amperage | 50A |
| Poles | 2 |
| Mounting Style | I-Line |
| Voltage | 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 600VAC, 250VDC, 500VDC |
| Phase | 1 |
| AIC Rating | 65kA @ 240VAC, 35kA @ 480Y/277VAC, 35kA @ 480VAC, 18kA @ 600Y/347VAC, 18kA @ 600VAC, 20kA @ 250VDC, 20kA @ 500VDC |
| Frame Type | HGA |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D I-Line Panelboards, Switchboards |
| 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 |
|---|---|
| Accessories | BC Phase Connection |
| Standards | CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489 |
| Approval | CCC, CE, CSA, IEC, NOM, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Visual Trip Indicator, Non-Interchangeable Trip, Reverse Feed |
Product FAQs
8 answersWhat panelboards are compatible with the HGA260504?
This I-Line style plug-in breaker is designed for use in Square D I-Line panelboards and switchboards.
What does the 4 at the end of the HGA260504 catalog number mean?
The 4 suffix indicates that this 2-pole breaker has a B-C phase connection for the I-Line bus.
What wire size do the lugs on the HGA260504 accept?
The standard mechanical lugs accept 14 AWG to 3/0 AWG aluminum or copper wire.
What tool is required to tighten the lug wire binding screws on this breaker?
A 3/16-inch Allen wrench is required to properly torque the lug screws on PowerPacT H-frame breakers.
What does the G in the HGA260504 part number represent?
The G designates the interrupting rating family. This breaker provides 65kA at 240VAC, 35kA at 480VAC, and 18kA at 600VAC.
Is the HGA260504 rated for DC voltage applications?
Yes, this thermal-magnetic breaker is rated for 20kA at 250VDC and 500VDC.
Can the HGA260504 replace older F-frame I-Line breakers?
Yes, the PowerPacT H-frame is the modern replacement for legacy Square D F-frame (such as FAL or FHL) I-Line breakers of the same amperage and pole configuration.
What trip functions are included on the HGA260504?
This breaker features a thermal-magnetic trip unit with fixed long-time (L) and instantaneous (I) protection.
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