H4-DH-9-D ontinued Selection of oil The Flender gear units c Helical gearbox H4

Flender/Flender Gear Units/Helical gearbox H4

ignals. It shall be capable to receiv signal during testing mode. signals due to influence of xternal electromagnetic / electrostatic interference on the annunciatio wiring and switching disturbances from nei ghboring circuits within panels does not affect the annunciation system. Sequence shall be as follows Description Visual Audio On occurring of fault/ test Flashing On On accepting Steady on Off On reset (fault cleared) Off Off On reset (fault pe rsists) Steady on Off Warning and emergency points shall be as per the list approved during detail engineering stage. In general all tripping points and alarm poi nts shall be annunciated. 2.0 Indicating Lamps LED indication lamp shall be provided with low voltage glow pro tection. LEDs used shall be of th colour of the lamp Color shall be as follows; Type of lamp : LED Colour On : Red 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 5 of 2 Off : Green Service : Red Test : Green Trip on fault : Amber Trip ckt. Healthy : White Spring Charged : Blue DC Supply Fail : Red Ready to close : Blue Feeder Earthed/ Bus Earthed Green , & Phase : Red, Yellow & Blue 2.0 Control and Sel ector Switches Control switches for circuit breaker ON/OFF control - 3 positio spring return to neutral with lost motion devi ce and pistol grip handle. Other control and selector switches such as local-off-remote, uto-manual changeover switch, Sync Selector switch, Trip selector switch tc as applicable - stay put type with wing type knobs. Ammeter selector switches - 4 position, make before break typ