Technical Parameters
Parameter Specification
Product Name ABB SACE F1S 2000 A Air Circuit Breaker
Product Type Low‑Voltage Air Circuit Breaker (ACB)
Series SACE F1 / F1S (Megamax)
Rated Current (Iₙ) 2000 A
Rated Operational Voltage (Uₑ) Up to 690 V AC
Number of Poles 3‑pole (3P) or 4‑pole (4P) options
Protection Unit (Optional) PR1/P or similar release for adjustable protection
Short‑Circuit Withstand (Icw) Typically up to ~50 kA at 400 V AC (varies by unit)
Insulation Voltage (Uᵢ) Around 1000 V AC
Impulse Withstand Voltage (Uᵢₘₚ) Typically ~8–12 kV
Breaking Capacity Defined per protection unit and installed conditions
Trip Functions Overload, short‑circuit (electronic / electromechanical depending on unit)
Mounting Format Fixed frame; may be used in switchgear panels
Control & Indicators Breaker status and trip indication available
Typical Use Protection and switching in electrical distribution systems
The ABB SACE F1S 2000 A is a low‑voltage air circuit breaker (ACB) from ABB’s Megamax SACE F1 / F1S series, designed for heavy‑duty electrical power distribution systems. It provides protection and switching functions in industrial, commercial, and utility power installations with a rated current of 2000 A. This type of circuit breaker is built to handle overloads and short‑circuit conditions safely and reliably, and may be equipped with a PR1/P or similar electronic protection unit for adjustable protection settings.