Recent content by control_suresh

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    Compressor Maximum Operating Limit

    Site Ambient pressure as per GE constant is 28 In hg and my instrument reads 28.3 in hg. So I believe instrument should be reading OK.
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    Compressor Maximum Operating Limit

    IBH operates after 96.4% TNH, but unit trips around 92% TNH. I checked calibration of CPD which are spot on & IGV on the dial matches the command. Regards, Subhash Nemani
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    Compressor Maximum Operating Limit

    We are starting the 6B unit on Gas Fuel & unit trips as soon as it crosses 90% speed. CPRLIM is getting reduced from 6.5 to 4.947 as per the curve & our CPR is coming around 5.3 which calls for the Trip. We checked the calibration of 96CD transmitters which were absolutely spot on. Any...
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    Mark V Flame Scanner

    Flame detectors receive 335VDC from Mark V panel. I would like to understand what is the voltage level/amplitude of the pulse coming back to control system.
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    System Powered and Field Powered Devices in Mark V

    Does all the contact inputs in Mark V are powered by control system itself or they are externally powered devices also?
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