IALNK11-1REC4-52-70.0-A is a three-pole hydraulic magnetic circuit protector from the IAL series designed for reliable circuit protection and power switching in international applications. This unit features a DC long delay (52) characteristic with a rated current of 70.0 amps and includes a 1REC4 series auxiliary switch for enhanced control functionality. The protector operates with a DC resistance of 0.00147 ohms and AC impedance of 0.00133 ohms at 50/60 Hz, providing stable performance across standard operating frequencies. The three-pole configuration with panel seal handle (IALN designation) and standard screw terminals makes it suitable for multi-phase circuit protection in industrial equipment and power distribution systems where accurate overload detection and circuit control are essential.