Description
The Square D BDA260401 is a molded case circuit breaker designed to provide dependable protection for electrical systems operating at 600Y/347 VAC. With a 40 A rating and a 2-pole configuration, the BDA260401 supports applications requiring consistent overload and short-circuit response. Its I-Line connection style enables fast installation in compatible distribution equipment.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Square D |
| Category |
Circuit Breakers |
| Part Number |
BDA260401 |
| Subcategory |
Molded Case Circuit Breakers |
| Series |
BDA |
| Current Rating |
40 A |
| Voltage Rating |
600Y/347 VAC |
| Poles |
2 |
| Phase |
1 |
| Interrupt Rating |
14 kA (system), 18 kAIC @ 480 VAC |
| Frame Size / Type |
Frame B / BDA |
| Trip Type |
Thermomagnetic (Long-Time, Instantaneous) |
| Connection Type |
I-Line Plug-In |
| Terminal Style |
Line and Load Lug |
| Actuator Type |
Toggle |
| Frequency |
50/60 Hz |
| Wire Gauge Range |
AWG 14 to 2/0 Cu/Al |
| Protection Features |
Overload and Short-Circuit |
| Operating Temperature |
–25°C to 70°C |
| IP Rating |
IP40 |
| Standards & Certifications |
UL 489, CSA, CE, NEMA AB1, EN/IEC 60947-2/5-1, GB 14048.2, CCC, EAC, NOM, NMX, RoHS |
| Color |
Gray |
| Circuit Breaker Type |
Standard Molded Case |
| Weight |
0.91 kg |
Information About BDA260401
The BDA260401 is part of the Square D BDA series, built for robust performance in commercial and industrial distribution panels. It uses a thermomagnetic trip unit that integrates long-time and instantaneous trip functions to protect circuits under varying load conditions. This breaker is compatible with I-Line plug-in mounting systems, making it suitable for applications requiring quick replacement or modular expansion. It also meets a wide range of international standards, ensuring dependable operation across diverse installation environments.
Key Features:
- 40A Current Rating: Provides reliable protection for mid-capacity branch circuits.
- 600Y/347 VAC Operation: Designed for higher-voltage commercial and industrial power systems.
- Thermomagnetic Trip Unit: Combines overload and short-circuit protection in a single device.
- I-Line Plug-In Connection: Allows fast installation and secure panel mounting.
- 14–18 kA Interrupt Capacity: Ensures safe interruption of high fault currents depending on system voltage.
- Wide Temperature Range: Operates effectively from –25°C to 70°C for harsh environments.
- Extensive Compliance: Certified to UL, CSA, CE, NEMA, GB, EN/IEC, and additional international standards.
- Toggle Actuator: Offers clear visual confirmation of breaker status and manual operation.
The BDA260401 delivers the reliability and precision required for stable circuit protection in demanding electrical distribution systems.
