Technical Parameters
Parameter Description / Value
Product Series Emax 2 (E2)
Breaker Type Air Circuit Breaker (ACB), Fixed Version
Frame Size / Rated Current (Iu) E2.2 Frame, 2000 A (Adjustable via trip unit, e.g., 1600A-2000A range)
Rated Operational Voltage (Ue) Up to 690 V AC
Rated Insulation Voltage (Ui) 1000 V
Rated Impulse Withstand Voltage (Uimp) 12 kV
Breaking Capacity Category Normal (N)
Ultimate Breaking Capacity (Icu) Example: 65 kA @ 415V AC (e.g., Icu = 65kA at 415V for E2.2N). This is frame-dependent. Must be verified.
Service Breaking Capacity (Ics) Typically 100% of Icu for Category N (e.g., Ics = 65 kA @ 415V).
Trip Unit (Example) Electronic (PR122/P or PR123/P).
Protection Functions: L (Overload), S (Short-time), I (Instantaneous), G (Ground Fault).
Metering: Current, Voltage, Power, Energy, Power Factor.
Standard IEC 60947-2
Mechanical Durability 10,000 operating cycles
Communication Slot for plug-in communication modules (e.g., CM-ENE for Modbus RTU, CM-PFU for Profibus DP).
The ABB E2.2N 2000A is a fixed, low-voltage air circuit breaker (ACB) from ABB's Emax 2 series. Designed for high-performance applications, it provides comprehensive protection, advanced measurement, and energy management capabilities for main distribution feeders in commercial buildings, industrial plants, and data centers up to 690V AC