Draw a simple circuit for a well head control panel used to protect the well against fire, leak, blockage, ESD, & controls the operation of one downhole & one surface safety valve. Explain the operation and controls

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send me last 5 years questions asked in rrb chennai, for section engineer

0 Answers   RRB,

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Why shield is not connected at both end.

5 Answers  

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wht is dcs architecture ? can u give example?

3 Answers  

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hi this is noor in my work spot, i arranged THERMOCOUPLE in the place of RTD. (in FEED WATER tank). can i use T/C or not?

10 Answers  

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Intools training

1 Answers  

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on interface level transmitter model(RTG3302-EMERSON) What is threshold valve how can we select correct threshold value T1,T2,T3,T4 When interface water & hydro carbon

0 Answers  

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What is the use of GMV in turbine?

0 Answers   Hamsco, Maruti Suzuki,

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why dead weight tester called dead weight tester.

5 Answers   QAFCO,

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what is "smart" in smart transmitter ?

4 Answers  

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WE Know that different supply voltage of solenoid valve like 24,110,220 etc..how we check the solenoid supply is 24v or 220 NOTE: No specification at device.

2 Answers   OMV,

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what does it mean an active front end in vfd plz explain it briefly

0 Answers  

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