Auxiliary Contactor With 24V Dc Coil, Auxiliary 3 No 1 Nc, Place Of Installation: S2K10, K11 At Switch Board Cabinet Hog Compliant Lslrd Coaches As Per Rdso/Pe/Spec/Tl/0195-2019 (Rev.-0). Makes As Per Bom Are Siemens Part No. 3Rh21311Bb40 Or Abb Part No. Tkc6-31Z Or Schneider Part No. Ca3Kn31 Bd Or L&T Part No. Mo0 Dc Or C&S Part No. Tca3Ddn31Bd / Tca3Dn31Fd.