H2-SV4A flender elektromotor Helical gear reducers H2

Flender/Flender Gear Units/Helical gear reducers H2

0 2, MECON Limited, All Right Reserved Pag 6 of 2 Fire detector trip * Buchholz relay trip Oil drain valve open* Extinction in progress * Cylinder pressure low * Differential relay trip PRV / RPRR trip Transformer/reactor trip System out of service * Fault in cable connectin fault fire detector Fault in cable connecting differential relay Fault in cable connecting Buchholz relay Fault in cable connecting PRV / RPRR Fault in cable connecting transformer /reactor trip Fault in cable connecting TCIV Auto/ Manual / Off Extinction release on / off Lamp test Visual/ Audio alarm* Visual/ Audio alarm or DC supply fail * The doors, removable covers and panels shall be gasketed all ro und with neoprene gaskets The system shall be microprocessor based and suitably interface with SAS /SCADA system. 5.1 Transformer Conservator Isolation Valve Transformer conservator isolation valve (TCIV) to be fitted in the conservator pipe line, between conservator and Buchholz relay which shall operate for isolating the conservator during abnormal flow of oil due to rupture / explos ion of tank or bursting of bushing. The valve shall not isolate conservator du ring normal flow of oil during filtration or filling or refilling, locking plates to be provided with handle for pad locking. It shall have roximity switch for remote alar , indication with visual position indicator. The TCIV should be of the best quali ty as malfunctioning of TCIV could lead to serious consequence. The closing of TCIV means stoppage of breathing of tra nsformer/reactor. 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 Electrical system Chapter-0.0 2, MECON Limited, All Right Reserved