The ZJ4511 is an 8N 8R AC Immune Polar Stick Line Relay for where the relay is dependent on the polarity of the energising current and the contacts are to remain in their last operated position until the relay is re-energised in the opposite sense. Of compact modular plug-in design it has non-weld contacts and is equipped with a safety interlocking system (pin code) for insertion into mating plugboards.
