Procurement Of Critical Spares Of Mellcon Make Air Dryer ( Job No . Csi-46 ) For Instrument Air System Installed At Ash Handling Plant At 2X600 Mw , Sstpp , Mppgcl , Dongalia , Critical Spares Of Mellcon Make Air Dryer ( Job No . Csi-46 ) For Instrument Air System Installed At Ash Handling Plant At 2X600 Mw , Sstpp ( As Per Schedule ) , After Filter Element Part No . Csl-46Afe , Filter Candle , Ball Valve Screwed Flange Type Part No . Csl46-Bv12 , Ball Valve Screwed Type Part No . Csl46-Bv35 , Blower Centrifugal , To Blow Air Part No . Csl46-B , Auto Drain Valve Part No . Csl46-Ecdt , Four Way Valve Part No . Csl-46-Fwv12 , Globe Valve Part No . Csl46-Gb , Non Return Valve Part No . Csl46-Nrv , Needle Valve Part No . Csl46-Nv1-4 , Needle Valve Part No . Csl46-Nv5-7 , Pressure Switch Part No . Csl46-Ps2 T11300 , Pressure Regulator Part No . Csl46-Pr , Proximity Switch Part No . Csl46-Px1-4 , Pre Filter Element Part No . Csl 46-Pfe , Filter , Strainer Part No . Csl46-St , Solenoid Valve Air , 5 / 2 Way Type Part No . Csl46-Sv1a , B , Solenoid Valve Air 2 / 2 Way Type Part No . Csl46-Sv2a , B , Safety Valve Part No . Csl46-Sfv1-2 , Silencer Part No . Csl46-S , Over Load Relay Part No . Csl46-Olr , Indicating Lamp Part No . Csl-46-Li-21 , Control Relay Part No . Csl46-Cr14-15 , Control Relay On Part No . Csl46-Cr1-13 , Pressure Switch Part No . Csl46-Ps2 , Pi800 , Hooter-Pneumatic Horn Part No . Csl46-Ht , Online Electronic Dew Point Meter Part No . Csl46-Di , Pre Filter Complete Body Part No . Csl46-Pf , After Filter Complete Body Part No . Csl46-Af