Interface relay: consists with:universal socket 6WB-48-60V-U and relay RSR30-D48-D1-04-025-1. Width: 6,2 mm. AgSnO2, 48 V AC/DC, Rated load AC1 - 6A/250 V; DC1 - 6A/30 V, Operating temperature °C -40…+55, Dimensions: 95x 6,2 x 76.6 mm. IP 20. Mounting on 35 mm rail