Bharat Heavy Electricals Limited bhel

Ventilation system for CHP for NTPC Telangana project;81; Centrifugal Fan SISW type of Capacity 41600 CMH Motor 11KW 4P Exhaust air gravity louvers of size 500 x 400 to be fixed on MCC room wall Material of construction and painting details shall be as shown in typical drawing Annexure 9 Pre fabricated GI Supply air duct of size segments transition pieces duct support fixtures like angle supports anchor bolts MS rods Gasket corner cleat etc. as applicable Double Louvered double deflection type grill with volume damper of size 600 x 300 to be fixed in supply air duct Fusible Link Type Fire dampers to be fixed in supply air duct Size 1200 x 900 including all electrical and C and I items as per mechanical requirement. Tube Axial Exhaust Air Fans with rain protection cowl with bird mesh and fixing support arrangement as shown in typical drawing of 19000 CMH capacity Tube axial fans with rain protection cowl with bird mesh and fixing arrangement as shown in typical drawing each of 2540 CMH capacity Propeller air Fan with rain protection cowl with bird mesh and fixing arrangement as shown in typical drawing of 2210 CMH capacity No. of man-days No. of man-visits