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Square D BDA140305 Molded Case Circuit Breaker
- 30A
- 1 Pole
- I-Line
Square D
BDA140305
Molded Case Circuit Breaker
Brand
Square D
SKU
BDA140305
Quantity
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Square D BDA140305 - 30A 1 Pole Molded Case Circuit Breaker
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Description
A drop-in replacement for legacy FA14030C breakers, the Square D BDA140305 is a 1-pole, 30A molded case circuit breaker. It is designed to fit Square D I-Line panelboards and switchboards, utilizing a factory-configured Phase C connection. Part of the PowerPacT B-Frame series, this unit provides 18 kAIC interrupting capacity at 480Y/277VAC. It features fixed thermal-magnetic trip units (LI), HACR rating, and a Visi-Trip indicator for dependable commercial and industrial circuit protection.Specifications
| Brand | Square D |
|---|---|
| Series | BDA |
| Amperage | 30A |
| Poles | 1 |
| Mounting Style | I-Line |
| Voltage | 120VAC, 208Y/120VAC, 240VAC, 277VAC, 480Y/277VAC, 125VDC |
| Phase | 1 |
| AIC Rating | 25kA @ 120VAC, 25kA @ 208Y/120VAC, 25kA @ 240VAC, 18kA @ 277VAC, 18kA @ 480Y/277VAC, 10kA @ 125VDC |
| Frame Type | BDA |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D I-Line Panelboards, Switchboards |
| Wire Gauge | 14 AWG - 2/0 AWG (Al/Cu) |
| Max Wire | 2/0 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, Rotary Handle |
|---|---|
| Accessories | Factory-configured for C-Phase connection |
| Standards | CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489 |
| Approval | CCC, CE, CSA, EAC, IEC, NOM, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Non-Interchangeable Trip, Quick-Make/Quick-Break, Trip-Free Mechanism |
Product FAQs
7 answersCan the BDA140305 replace older Square D FA or FY series breakers?
Yes, this PowerPacT B-frame breaker is a drop-in replacement for legacy 1-pole, 30A, Phase C I-Line breakers, including the FA14030C and FY14030C models.
What phase connection does the BDA140305 have?
This specific model is factory-configured for a Phase C connection on the I-Line bus. For Phase A or Phase B connections, you will need a different catalog number.
How does this breaker install into the panelboard?
It features a shrouded I-Line plug-on jaw on the line side that mounts directly onto the bus of Square D I-Line panelboards and switchboards, with a mechanical lug on the load side.
What wire sizes are compatible with the load-side lugs on this breaker?
The factory-installed mechanical lugs accept 14 AWG to 2/0 AWG aluminum or copper conductors.
Is the BDA140305 rated for use in DC circuits?
Yes, it is dual-rated for AC and DC applications, providing a 10 kA interrupting rating at 125VDC.
Does this breaker have an adjustable trip unit?
No, the BDA140305 features a fixed thermal-magnetic trip unit with non-adjustable long-time and instantaneous (LI) trip functions.
Is the BDA140305 suitable for HVAC equipment?
Yes, this breaker is HACR rated, meaning it is approved for use with heating, air conditioning, and refrigeration equipment.
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