The universal foot of the Weidmüller relay modules allow them to be assembled x 7.5 and x 15 mounting rails in accordance with European standards 50 035 and 022. An LED status indicator in the coil of the relay coupler indicates the relay switching status.
Properties - inexpensive - average tendency to weld and average resistance to burn-off - subject to corrosion in sulphurous atmosphere - high mechanical stability - low tendency to weld - low contact resistance - high resistance to burn-off - mechanical stability > AgNi - tendency to weld < AgNi - resistance to burn-off