with reinforced bearing see page Flender GmbH B3-HH19-B Bevel-helical gear reducer B3

Flender/Flender Gear Units/Bevel-helical gear reducer B3

provided for earthfault and sensitive to detect minimu primary current of 2 Amps. Insulation class of CTs shall be class . 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 Pag 4 of 2 CT nameplate shall be labeled on etering compartment at approp riate location for ease of operation & maintenance. 1.0 Potential Transformers (PT) Shall be of cast resin insulated type mounted on withdrawable loor rolling truck and accessible from front. Bus potential transformer shall be provided for each bus of the switchboard in separate cubicle . Line PT shall be provided in separate cubical or along with the incoming breaker as defined in the technical parti cular. Rating of line PTs shall be similar to bus PTs High voltage side of PTs shall have fuses. Low voltage star win ding side shall have fuses/ MCB and low voltage open delta winding side shall ave MCB Low voltage star winding shall hav connections brought out to terminals and one phase shall be earthed. Insulation levels of PTs shall be similar to rating of associat ed board. Accuracy class 0.5/3P/3P shall be used unless specified otherwi se. VA burden shall be selected based on meters and relays connecte with the PT and the same shall be fina lized during engineering. Insulation class of PTs shall be class . The voltage factor of PTs shall be 1.9 for 8 hours irrespective of the type of earthing. PT nameplate shall be labeled on metering compartment at approp riate location for ease of operation & maintenance. 1.0 Fast response current/ voltage/ power transducers, whereve specifie