Products

Air Circuit Breakers

ABB E4N340WC48K ACB E4.2N In=4000A 3P 66kA W/D EKIP TOUCH LSIG C/W FIXED PART, SHUNT CLOSING 48VAC/DC

Product Code: E4N340WC48K

The ACB E4.2N is a 3P circuit breaker with a rated current (In) of 4000A. It has an Icu rating of 66kA at 415V AC, indicating its ability to interrupt short-circuit currents. The circuit breaker also has a rated short-time withstand current, Icw (1s), of 66kA. The ACB E4.2N features a withdrawable auto EKIP Touch LSIG trip unit with horizontal rear terminals. It is equipped with a shunt closing release that operates on both 48V AC and DC power sources. The circuit breaker comes complete with WMP+FP functionality. This product provides reliable protection and control for electrical systems, ensuring safe operation in various applications.

Technical Specifications

Brand ABB
AC Voltage (V) 690
Breaking Capacity (kA) 66 @415V AC
Breaking Capacity 415V AC - Icu (kA) 66
Component Type Withdrawable
Current Rating (A) 4000
Frame E4.2
G (0.1 to 1 x In) - I4 (A) 400-4000
I (1.5 to 15 x In) - I3 (A) 6000-60000
Icw (kA/1s) - Short-time Withstand Current Rating 66
Iu - Uninterrupted Current Rating (A) 4000
L (0.4 to 1 x In) - I1 (A) 1600-4000
No. of Poles 3P
Poles 3P
Power Loss (W) 900
Rated Current (A) 4000
Rated Impulse Withstand Voltage (kV) 12
Rated Insulation Voltage AC (V) 1000
Rated Operational Voltage AC (V) 690
Rated Short-time Withstand Current - Icw (kA/1s) 66
Rated Uninterrupted Current - Iu (A) 4000
S (0.6 to 10 x In) - I2 (A) 2400-40000
Size of Frame E4.2
Standards and Approvals IEC
Terminal Type HR-HR
Trip Unit EKIP Touch LSIG
Trip Unit - Electronic EKIP Touch LSIG
Version Withdrawable

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