Mpcb For Ventilation Fan Unit 1 & 2,Thermal Release Range (Rated Current): 2.5-4.0 A, Class 10, Breaking Capacity: 50 Ka, 3 Pole, Rated Voltage 415 V Ac, With 1 No + 1 Nc Auxiliary Contact Block As Per Rdso Common Bill Of Material Letter No: El/7.108/Mssbc Dated 17.09.21, Acceptyed Make- Abb Catalo Gue No Ms:116-4 / Legrand / Eaton / Schneider Catalogue No Gv2Me08+Gvae11/L&T Catalogue No: St418 960000/ Siemens Catalogue No: 3Rv2011-1Ea10+3Rv2901-1%U0415. [ Warranty Period: 30 Months Afte R The Date Of Delivery ] ]