H3-SV7-B flender indonesia Helical gear units H3

Flender/Flender Gear Units/Helical gear units H3

CBs also 9. Form of internal separation Form 3B 1. No. of phases and frequency 3ph, 4 wire. 5 Hz 1. Design Ambient 5 Deg 1. Design Altitude As mentioned above 1, System Earthing Neutral Solidly Earthed 1. Short Circuit Rating (kA rms) & withstand duration 5 kA for 1Sec 1. Control & Aux supply 1.1 Control Voltage 2/1V AC as applicable 1.2 Control & auxiliary supply changeover scheme Auto with Manual provision 1.3 Spring charge motor voltage Same as control voltage 1.4 Aux supply voltage 2V AC 1. Busbar 1.1 Bus Color code RYB 1.2 Busbar Material Aluminium 1.3 Busbar Rated Current 1A 1. Circuit Breaker 1.1 Type Air Circuit Breaker, drawout type 1.2 Operating mechanism For incomers and buscoupler Motor operated spring charged stored energy drawout type. (EDO) 1.3 No of poles 3 pole/ 4 pole 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 9 of 2 Sl. No. PARTICULARS PCC 1.4 Continuous Current Rating () For IC & BC As per bus rat ing For outgoing- As per load requirement. 1.5 Short Circuit Rating (kA) 5 kA for 1Sec 1.6 Rated making Current (kAp) 2.1 times for Short circuit rat ing upto 5kA 2.2 times for short circuit rating beyond 5kA 1.7 Tripping mechanism Shunt tri and series trip (release) 1.8 Auxiliary contacts Minimum 4 NO + 4 NC 1. Current Transformer 1.1 CT Ratio Secondary Current 5A ( Primary as per design & load) 1.2 VA Burden Actual as per the calculation during DE. 5% loading to be considered. 1.3 Accuracy Class 1.0 for metering 1. Potential Transformer 1.1 Configuration STAR/ STAR/STAR 1.2 Ratio (4/ / (0.1/ / (0.1/ 1.3 VA Burden Actual as per the calc