Technical Parameters
Parameter Specification
Product Name ABB E2.2N / F2S 2500 A Air Circuit Breaker (3P)
Product Type Low‑Voltage Air Circuit Breaker (ACB)
Series / Family ABB SACE Emax 2 – E2.2N (F2 / F2S frame)
Rated Current (Iₙ) 2500 A
Number of Poles 3‑pole
Rated Operational Voltage (Uₑ) Up to 690 V AC
Rated Insulation Voltage (Uᵢ) 1000 V AC
Rated Impulse Withstand Voltage (Uᵢₘₚ) 12 kV
Rated Uninterrupted Current (Iᵤ) 2500 A
Rated Short‑Circuit Breaking Capacity (Icu) Up to 85 kA at 415 V AC (typical)
Rated Short‑Time Withstand Current (Icw) ~66 kA for 1 s
Protection Options Electronic trip units (e.g., Ekip Touch LSI, PR1/P)
Adjustable Protection Overload, short‑circuit, earth‑fault
Mounting Type Fixed (frame)
Auxiliary Contacts Yes (configurable)
Control & Indication Breaker position and trip indication
Standards Compliance IEC low‑voltage circuit breaker standards
Typical Use Main feeder protection, distribution panel breaker
The ABB E2.2N 2500 A 3‑pole air circuit breaker is a low‑voltage power circuit breaker designed for industrial, commercial, and utility electrical distribution systems. It provides high‑capacity protection and switching for three‑phase power networks with a rated current of 2500 A and is suitable for installation in main distribution panels, switchgear, and motor control centers.