What is FRC and JIT in scheduling agreement?

942

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When we use air circuit breaker, it has O/L protection ,time delay SC protection, Instataneous SC protection & ground fault protection. They all have some setting range. But what is the suitable/allowable setting for the above protection which will be safe for the equipment? For example-O/L protection setting have a range of (0.4,0.45,0.5,0.55,0.6,0.65,0.7,0.8,0.9,1.0)xIn Time delay SC protection have a range of (1.25,1.5,2,3,4,6,8,10,12)xIn Time delay setting is 0.02,0.1,0.2,0.3,0.4 Instataneous setting is fixed to 20xIn Gound fault setting is given 100A,300A,600A,900A,1200A This setting are for 2500A ACB. So what will be the basic allowable setting for the above protection? is there any formulae to calculate this<

784

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what is technical system, business system, logical system in sap pi7.0

1379

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QTP script is not working on other's machine..

783

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What difficulties and challenges do you foresee in making the move from managing a single plant to managing multiple plants? How will you overcome these difficulties and challenges?

1252

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While converting delta into star or star into delta ,the three values of resistances remains unchanged .Find out the value?Let In star R1=x;r2=x;R3=x On converting into delta,R12=x;R23=x;R31=x Find the value of x

670

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what is difference between shell commands and shell scripting commands or both r same?

861

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why do create Firefighters and ffids service type user?

545

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EXplain how the TCP/IP suite addresses name service

1493

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Why the output of OP-AMP is always less than Vcc?

709

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hi, i applied for AIRPORTS AUTHORITY OF INDIA for the post of AIR TRAFFIC CONTROLLER(ATC)..so plz send me the sample questions to my id...88arun@gmail.com

916

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application server is slow what may be the problem

1065

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can we change the default calling convention in c if yes than how.........?

1229

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central exices

1091

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Draw symbols of the following :

737

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