Conventional Free-air Thermal Current (I<sub>th</sub>)
acc. to IEC 60947-4-1, Open Contactors Θ = 40 °C 1375 A
Rated Short-time Withstand Current Low Voltage (I<sub>cw</sub>)
at 40 °C Ambient Temp, in Free Air, from a Cold State 10 s 7920 A at 40 °C Ambient Temp, in Free Air, from a Cold State 15 min 1740 A at 40 °C Ambient Temp, in Free Air, from a Cold State 1 min 4750 A at 40 °C Ambient Temp, in Free Air, from a Cold State 1 s 9500 A at 40 °C Ambient Temp, in Free Air, from a Cold State 30 s 6340 A