We found this circuit in an American documentation from the 90s. The consumption is only 1 uA in the standby condition. The relays must be of the sensitive type from 6 to 12 V, depending on the supply voltage.
We found this circuit in an American documentation from the 90s. The consumption is only 1 uA in the standby condition. The relays must be of the sensitive type from 6 to 12 V, depending on the supply voltage.