supply of mpcb for ventilation fan unit 1 & 2mpcb for ventilation fan unit 1 & 2,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, 1 no + 1 nc auxiliary contact block as per rdso common bill of material letter no el/7 .108/mssbc dated 17.09.21, make- abb catalogue no ms 116-4 / legrand / eaton / schneider catalogue no gv2me08+gvae11 / l&t catalogue no st418960000/ siemens catalogue no 3rv2011-1ea10+3rv2901-1e [ warranty period: 30 months after t he date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]