Additional equipment, undervoltage release, cannot be combined with a second shunt release., Retrofit kit, maximum switching frequency switches/minute 3, is limited to 3/min due to the high pull-in current within 35ms., Please note - the switching frequency of the switch = 60/h, rated control supply voltage Us 24 V DC V, operating range x Us 0.85 - 1.1 factor, max. holding current In 0.18 A, max. pull-in current (35ms) In 19 A, max. holding power AC/DC 5 VA/W, max. pull-in power (35ms) AC/DC 500 VA/W, total switching time of the circuit breaker @ Us=100% 37 ms, can be used for IZMX16..., IZMX40..., INX16..., INX40...