H2-SV-12B flender coupling n eupex Helical gearbox H2

Flender/Flender Gear Units/Helical gearbox H2

0.0 2, MECON Limited, All Right Reserved Page 4 of 1 Guide : Inconel 7 Plug/stem : Inconel 7 Seat ring : SS 3 stellited 2. Valve actuators: ) Piston actuators shall be used for all valves. ii) Valve actuators shall be capable of operating at 7 Degree ambient continuously. iii) Castings shall be of the type to suite individual area env ironments. iv) All fix connection size shall be NPT (Female) ) Tenderer shall guarantee that the size of the actuator is ad equate to meet the operating thrust requi rement for the control valve und er extreme condition. Tenderer shall indicate the stroking time of the valve assemblies with positioner. 2. Accessories: Control valve actuators shall be equipped with air supply filte regulator, gauges and valve positioners alongwith boosters for typical app lications wherever required, local poison indicator with scale and pointe , position transmitter, limit switch nd hand wheel, air look relay, solen oid valve etc. 2. Performance : All control valves shall conform to standard applicable leakage class. .1 INSTRUMENTATION, CON TROL and SPEC IAL CABLES []. SPECIFICATION AND STANDARDS Except, where specified otherwise , all materials, cables and co nstruction shall conform to the Indian lectricity Act and Rules and the Indian and other international standards with lat est revisions and amendments issued up to date. []. MATERIAL SPECIFICATIONS General All materials shall be new and of tested quality conforming to applicable National and Manufacturer' Standards and Indian Electricity Rules. All materials shall be transportable to and suitable for instal lation at site with ease and without any damage. It shall give continuous reliable opera tion over long period under worst specified site conditions. 1 of 1 INDRADHANUSH GAS GRID LIMITED TECHNICAL SPECIFICATION FOR NATURAL GAS COMPRESSOR STATION FOR NORTH EAST GAS GRID PIPELINE PROJECT TS NO.: MEC//2UU/0/2/0