Undervoltage release screwable, rated operating voltage 115V AC, delayed function 0.4s, frequency 50-60hz, closing threshold 80% of Un, tripping threshold

Undervoltage release screwable, rated operating voltage 115V AC, non-delayed function, frequency 50-60hz, closing threshold 80% of Un, tripping threshold below

Undervoltage release screwable, rated operating voltage 230V AC, non-delayed function, frequency 50-60hz, closing threshold 80% of Un, tripping threshold below

Undervoltage release screwable, rated operating voltage 230V AC, non-delayed function, frequency 50-60hz, closing threshold 80% of Un, tripping threshold below