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Square D HDA260402 Molded Case Circuit Breaker
- 40A
- 2 Pole
- I-Line
Square D
HDA260402
Molded Case Circuit Breaker
Brand
Square D
SKU
HDA260402
Quantity
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Square D HDA260402 - 40A 2 Pole Molded Case Circuit Breaker
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Description
Delivering 18 kAIC at 480VAC, the HDA260402 is a 40A, 2-pole molded case circuit breaker belonging to the Square D PowerPacT H-Frame lineup. It mounts into I-Line panelboards and serves as a drop-in replacement for the legacy FA26040AC breaker. This unit features an AC phase connection and utilizes a non-interchangeable thermal-magnetic trip unit for precise long-time and instantaneous (LI) protection. It is HACR rated and includes the signature Visi-Trip visual indicator.Specifications
| Brand | Square D |
|---|---|
| Part Number | HDA260402 |
| Series | HDA |
| Amperage | 40A |
| Poles | 2 |
| Mounting Style | I-Line |
| Voltage | 240VAC, 480VAC, 600VAC, 250VDC |
| Phase | 1 |
| AIC Rating | 25kA @ 240VAC, 18kA @ 480VAC, 14kA @ 600VAC, 20kA @ 250VDC |
| Frame Type | H |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D I-Line Panelboards |
| 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, Padlock Attachment |
|---|---|
| Accessories | Lugs |
| Standards | CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489 |
| Approval | CE, CSA, IEC, NOM, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Current Limiting, Reverse Feed |
Product FAQs
7 answersCan the HDA260402 replace older F-frame circuit breakers?
Yes, this PowerPacT H-frame breaker serves as a direct drop-in replacement for legacy FA26040AC I-Line circuit breakers.
How does the I-Line connection work on this breaker?
The HDA260402 features a plug-on I-Line connection for the line side, which mounts directly to the panelboard bus, and mechanical lugs on the load side for wire terminations.
What does the "D" in the HDA260402 part number indicate?
The "D" designates the interrupting capacity level of the breaker. For this model, it provides a D-tier interrupting rating of 25 kA at 240VAC, 18 kA at 480VAC, and 14 kA at 600VAC.
What does the "2" at the end of the HDA260402 catalog number mean?
The trailing "2" indicates that this 2-pole breaker is configured for an A and C phase connection when installed on a 3-phase I-Line bus.
What type of load lugs are included with this breaker?
This breaker uses AL150HD mechanical lugs on the load side, which accept 14 AWG to 3/0 AWG aluminum or copper wire.
Is the trip unit on the HDA260402 adjustable?
No, this breaker features a fixed thermal and fixed magnetic trip unit, providing non-adjustable long-time and instantaneous (LI) protection.
What safety precautions are required before installing this I-Line breaker?
Always de-energize the panelboard and verify power is off using a properly rated voltage sensing device before installing or removing any I-Line circuit breaker.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 11 reviews.
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Rating
11 reviews
- JGJanier G.Verified BuyerReviewingSquare D HDA36030 - 30A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars6/4/26Fast and good quality every time
Everything came in good quality
- ESEvan S.ReviewingSquare D HDA36060 - 60A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars1/2/24Perfect!
Worked exactly as expected. Working with my rep was extremely pleasant and look forward to doing more business with Superbreakers in the future!
- MPMike P.ReviewingSquare D HDA36150 - 150A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars8/23/22Great Job
Keep up the good work
- JKJoe K.ReviewingSquare D HDA36100 - 100A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars11/24/21Quick shipper
Product arrived perfectly packaged and on time.
- TWTodd W.ReviewingSquare D HDA36030 - 30A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars11/25/20always quality always on time
always quality
always on time