BDA24020Y1 | Square D 20A 2-Pole PowerPact B I-Line Molded Case Circuit Breaker 480Y/277VAC
Schneider Electric · Circuit Breakers & Protection
Description The Square D BDA24020Y1 is a 20A, two-pole molded case circuit breaker designed for dependable protection in 480Y/277VAC electrical systems. Its thermal-magnetic trip system provides responsive performance during overload and high-fault conditions. Featuring I-Line mounting, it is suited for industrial distribution panels requiring secure, plug-in installation. Technical Specifications Condition New/Never Used Surplus Brand Square D Category Circuit Breaker Part Number BDA24020Y1 Subcategory Molded Case Series PowerPact B Frame Type BDA Frame / 125A BD Frame Amperage Rating 20A Voltage Rating 480Y/277VAC Poles 2 Phase 1-Phase (AB Phase Connection) Interrupt Rating 18kAIC @ 480VAC; 25kAIC @ 277/408VAC Trip Unit Thermal Magnetic (Long-Time & Instantaneous) Mounting Type I-Line Plug-In Terminal Connection I-Line (Line Side) / Mechanical Lug (Load Side) Wire Size Range 14 to 2/0 AWG Cu/Al Operating Temperature -25°C to 70°C (-13°F to 158°F) Certifications UL, CSA, CE, IEC, NEMA, NOM, CCC, EAC Standards Compliance UL 489, CSA C22.2 No.5, EN/IEC 60947-2 Insulation Voltage 800V IEC Impulse Withstand Voltage 8 kV Mechanical Durability 20,000 cycles Electrical Durability 10,000 cycles @ 440V In Dimensions 2.12 in x 5.39 in Weight 1.42 lb Information About BDA24020Y1 The BDA24020Y1 is part of the PowerPact B Series, engineered for compact, versatile protection in commercial and industrial applications. Built on the BDA frame, it supports standardized I-Line plug-in mounting for quick integration into electrical distribution equipment. This breaker uses a dual-function thermal-magnetic trip unit providing long-time and instantaneous protection, making it suitable for mixed-load environments. Its compatibility with wire sizes from 14 to 2/0 AWG and its broad certification set ensure reliable performance across varied installation standards. Key Features: 20A Current Rating: Designed for low-to-moderate load circuits requiring stable overcurrent protection. Two-Pole Operation: Provides simultaneous disconnection for systems using AB phase connections. Thermal-Magnetic Protection: Delivers long-time and instantaneous trip functions for overload and short-circuit events. I-Line Plug-In Mounting: Ensures secure installation in industrial distribution panels with standardized I-Line bus connections. High Interrupt Ratings: Supports 18 kAIC at 480VAC and 25 kAIC at 277/408VAC for demanding distribution environments. Wide Wire Range: Accepts 14 to 2/0 AWG copper or aluminum conductors for flexible installation. Global Certifications: Meets UL, CSA, CE, IEC, NEMA, CCC, NOM, and EAC standards for broad compliance. Industrial Durability: Rated for continuous operation up to 70°C and designed for harsh electrical environments. The BDA24020Y1 delivers the reliability and precision required for modern molded case circuit protection in industrial distribution systems.
Brand: Schneider Electric · Category: Circuit Breakers & Protection
Key features
- 20A Current Rating: Designed for low-to-moderate load circuits requiring stable overcurrent protection.
- Two-Pole Operation: Provides simultaneous disconnection for systems using AB phase connections.
- Thermal-Magnetic Protection: Delivers long-time and instantaneous trip functions for overload and short-circuit events.
- I-Line Plug-In Mounting: Ensures secure installation in industrial distribution panels with standardized I-Line bus connections.
- High Interrupt Ratings: Supports 18 kAIC at 480VAC and 25 kAIC at 277/408VAC for demanding distribution environments.
- Wide Wire Range: Accepts 14 to 2/0 AWG copper or aluminum conductors for flexible installation.
- Global Certifications: Meets UL, CSA, CE, IEC, NEMA, CCC, NOM, and EAC standards for broad compliance.
- Industrial Durability: Rated for continuous operation up to 70°C and designed for harsh electrical environments.
Specifications
| Manufacturer part number | BDA24020Y1 |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Square D |
| Category | Circuit Breaker |
| Part Number | BDA24020Y1 |
| Subcategory | Molded Case |
| Series | PowerPact B |
| Frame Type | BDA Frame / 125A BD Frame |
| Amperage Rating | 20A |
| Voltage Rating | 480Y/277VAC |
| Poles | 2 |
| Phase | 1-Phase (AB Phase Connection) |
| Interrupt Rating | 18kAIC @ 480VAC; 25kAIC @ 277/408VAC |
| Trip Unit | Thermal Magnetic (Long-Time & Instantaneous) |
| Mounting Type | I-Line Plug-In |
| Terminal Connection | I-Line (Line Side) / Mechanical Lug (Load Side) |
| Wire Size Range | 14 to 2/0 AWG Cu/Al |
| Operating Temperature | -25°C to 70°C (-13°F to 158°F) |
| Certifications | UL, CSA, CE, IEC, NEMA, NOM, CCC, EAC |
| Standards Compliance | UL 489, CSA C22.2 No.5, EN/IEC 60947-2 |
| Insulation Voltage | 800V IEC |
| Impulse Withstand Voltage | 8 kV |
| Mechanical Durability | 20,000 cycles |
| Electrical Durability | 10,000 cycles @ 440V In |
| Dimensions | 2.12 in x 5.39 in |
| Weight | 1.42 lb |
| Product type | Molded Case Circuit Breaker |
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