B4-DH22-B order via order code Y Side Special seal order Bevel-helical gear units B4

Flender/Flender Gear Units/Bevel-helical gear units B4

type/ Equivalent aux. relays shall be provided for each tr ansformer fault and each external signal in terface except emergency stop PB signal. ) Incomer of PCC when fed from transformers shall be provided wit CDG 1 relay for standby / ) For contact multiplication of ircuit breaker, only bi-stable ux relays shall be used. Contact arrangement, number of pol es/ways in control/selector witches shall be finalized during drawing approval stage. Each incomer/ tie feeder shall ave provision to receive inter trip from the other end feeder. Each outgoing feeder shall be provision to give int er trip signal to the downstream feeder. 1.0 Measuring and Indicating Instruments All indicating instruments shall conform to IS : 1-2 and IS - 2-2. Shall be capable of withstanding system fault current taking in to account CT saturation. Shall be back connected, flushed with control cubical door. Shall have square flush case, non-reflecting type, clearly divi ded and indelibly marked scales, sharply out lin ed pointers and zero adjusting de vice. All analogue meters shall be aut band type having size of 9 qmm. 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 The minimum scale reading shall not be more than 1%. Maximum eading shall be 1% full load for outgoing feeder and 6% of full load rea ding of motor feeder. 1% to 6% shall be compressed scale for motor feeders. Class of accuracy shall be 1.0 or better for analogue meters an 0.5 for digital meters. Digital multi function meter ( FM) shall be provided for each eeder unless specified otherwise. MFM shall be provide