Description
The Square D FA26070AC is a two-pole molded case circuit breaker designed to provide dependable overcurrent and short-circuit protection in high-voltage power distribution systems. Rated at 70 amps and up to 600 volts AC, this breaker utilizes thermal-magnetic trip technology for stable and predictable fault response. It features I-Line style plug-in mounting for efficient installation in compatible Square D panelboards.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Square D |
| Category |
Circuit Protection |
| Part Number |
FA26070AC |
| Subcategory |
Circuit Breakers |
| Series |
FA |
| Product Type |
Molded Case Circuit Breaker |
| Frame Type |
F |
| Rated Current |
70 A |
| Number of Poles |
2 |
| Phase |
Single Phase |
| Voltage Rating |
600 VAC, 250 VDC |
| Protection Type |
Thermal-Magnetic |
| Interrupting Rating |
25 kA @ 240 V; 18 kA @ 480 V; 14 kA @ 600 V |
| Mounting Type |
I-Line Style Plug-In |
| Functions |
Long-Time and Instantaneous (LI) |
| Ambient Temperature Rating |
40 °C |
| Application |
Power Distribution |
| Weight |
3.2 lb (approx.) |
Information About FA26070AC
The FA26070AC is part of Square D’s FA series within the F-frame I-Line family, engineered for compact design and reliable performance in commercial and industrial environments. This breaker incorporates a thermal-magnetic trip unit that delivers long-time overload protection combined with instantaneous short-circuit interruption. It is designed for single-phase applications and connects using the I-Line style plug-in interface to ensure consistent electrical contact and mechanical stability. Built to UL and CSA standards, the FA26070AC is suitable for demanding distribution systems operating at elevated voltages.
Key Features:
- 70 Amp Current Rating: Supports protection of moderate-load branch and feeder circuits.
- Two-Pole Configuration: Designed for single-phase electrical system applications.
- 600V AC / 250V DC Rating: Suitable for high-voltage commercial and industrial systems.
- Thermal-Magnetic Protection: Combines long-time overload and instantaneous trip functions.
- I-Line Style Plug-In Mounting: Enables fast, secure installation in compatible equipment.
- High Interrupting Capacity: Rated up to 25 kA at 240 V and 18 kA at 480 V.
- UL and CSA Approved: Meets recognized safety and performance standards.
The FA26070AC delivers the reliability and precision required for commercial and industrial circuit protection.
