supply of relay qn1 (8f/8b), non ac immune, plug in type, style qn1 dc neutral line, 24v, 8f/8bcontacts, front and back contacts metal to carbon with plug board, retaining clip & connectors conforming tobrs:930, irs:s:34 & irs:23 (as applicable). the interlocking code for this unit shall be abcdf.
