What is loop or pigtail in an impulse line?
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Answer Posted / k. thirunathan ntpc ramagund
1.PIGTAIL IS USED ONLY IN STEAM LINE WHICH HELPS TO CONVERT
STEAM VAPOUR PHASE IN TO LIQUID WATER PHASE
2. AVIOD HIGH TEMPERATURE DIRECTLY CONTACT
IN INSTRUMENT LIKE PRESSURE GAUGES,PRESSURE
TRANSMITTERS..etc.
3.FINALLY IT REDUCES HIGH PRESSURE INTO LOW PRESSURE AND
AVIOD VIBRATION IN IMPULSE LINES.
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