Square D KA26250BC 250A 2-Pole 600V I-Line Molded Case Circuit Breaker
Square D · Circuit Breakers & Protection
Description The Square D KA26250BC is a 250 Amp, 2-pole molded case circuit breaker designed for single-phase electrical systems. It provides thermal-magnetic protection for circuits operating up to 600 VAC or 250 VDC. This I-Line style breaker is compatible with Square D I-Line panelboards and switchboards. Technical Specifications Condition New/Never Used Surplus Brand Square D Category Circuit Breaker Part Number KA26250BC Subcategory Molded Case Circuit Breaker Series KA Poles 2 Current Rating 250 Amp Voltage Rating 240VAC, 480VAC, 600VAC, 250VDC Phase Single-Phase Trip Type Thermal-Magnetic Trip Function Long-Time, Instantaneous Trip Adjustability Fixed Thermal, Adjustable Magnetic Mounting Type I-Line Plug-In Terminal Type Lugs Wire Range 4 AWG – 350 kcmil Interrupting Rating 42kA @ 240VAC, 25kA @ 480VAC, 22kA @ 600VAC, 10kA @ 250VDC Optional Features Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch Phase Connection B-C (Factory Configured) Standards CSA C22.2 No. 5, HACR, IEC 60947-2, NEMA AB 1, UL 489 Approvals CE, CSA, UL Operating Temperature 40°C Construction Features HACR Rated, Visual Trip Indicator Weight 11 lbs Information About KA26250BC The KA26250BC is part of Square D’s KA series of molded case breakers, engineered for high-reliability industrial and commercial applications. It features a thermal-magnetic trip mechanism with long-time and instantaneous (LI) functionality. The breaker supports wire sizes from 4 AWG to 350 kcmil for both aluminum and copper conductors. Optional features include shunt trip, auxiliary switch, undervoltage release, and alarm switch for enhanced operational flexibility. Key Features: Series : KA Series molded case breaker for industrial use. Poles : 2-pole configuration for single-phase systems. Current Rating : 250 Amp continuous load capacity. Voltage Rating : 240VAC, 480VAC, 600VAC, 250VDC compatible. Mounting Style : I-Line plug-in for secure panelboard installation. Trip Mechanism : Thermal-magnetic with long-time and instantaneous (LI) protection. Interrupting Capacity : 42kA @ 240VAC, 25kA @ 480VAC, 22kA @ 600VAC, 10kA @ 250VDC. Wire Range : 4 AWG – 350 kcmil (Al/Cu). Optional Features : Shunt trip, auxiliary switch, undervoltage release, alarm switch. Construction Features : HACR rated with visual trip indicator. The KA26250BC delivers the reliability and precision required for industrial and commercial single-phase circuit protection.
Brand: Square D · Category: Circuit Breakers & Protection
Key features
- Series : KA Series molded case breaker for industrial use.
- Poles : 2-pole configuration for single-phase systems.
- Current Rating : 250 Amp continuous load capacity.
- Voltage Rating : 240VAC, 480VAC, 600VAC, 250VDC compatible.
- Mounting Style : I-Line plug-in for secure panelboard installation.
- Trip Mechanism : Thermal-magnetic with long-time and instantaneous (LI) protection.
- Interrupting Capacity : 42kA @ 240VAC, 25kA @ 480VAC, 22kA @ 600VAC, 10kA @ 250VDC.
- Wire Range : 4 AWG – 350 kcmil (Al/Cu).
- Optional Features : Shunt trip, auxiliary switch, undervoltage release, alarm switch.
- Construction Features : HACR rated with visual trip indicator.
Specifications
| Manufacturer part number | KA26250BC |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Square D |
| Category | Circuit Breaker |
| Part Number | KA26250BC |
| Subcategory | Molded Case Circuit Breaker |
| Series | KA |
| Poles | 2 |
| Current Rating | 250 Amp |
| Voltage Rating | 240VAC, 480VAC, 600VAC, 250VDC |
| Phase | Single-Phase |
| Trip Type | Thermal-Magnetic |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Adjustable Magnetic |
| Mounting Type | I-Line Plug-In |
| Terminal Type | Lugs |
| Wire Range | 4 AWG – 350 kcmil |
| Interrupting Rating | 42kA @ 240VAC, 25kA @ 480VAC, 22kA @ 600VAC, 10kA @ 250VDC |
| Optional Features | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch |
| Phase Connection | B-C (Factory Configured) |
| Standards | CSA C22.2 No. 5, HACR, IEC 60947-2, NEMA AB 1, UL 489 |
| Approvals | CE, CSA, UL |
| Operating Temperature | 40°C |
| Construction Features | HACR Rated, Visual Trip Indicator |
| Weight | 11 lbs |
| Product type | Molded Case Circuit Breaker |
Contact Safety Shops for pricing, delivery and project support in the UAE.