what is the operation of Control Module(CM),MONITOR Module(MM), MONITOR Module DUAL (MM2),Signal Module(SM),Isolator Module(IM), please some one reply me.. the operation and application of these in FIRE ALARM SYSTEMS...

1 Answers  

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can any tell me how to do wiring connection in L&T 3ph 4wire E301 CT operated energy meter, what is P1,P2,P3,P0. M1,M2,M3, L1,L2,L3.

2 Answers   Bhartiya International,

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sir vizag steel ka junior trainee ka paper kitne number ka ayega

0 Answers   Vizag Steel,

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What is mean CT Saturation? How to calculate?

3 Answers   NetGroup, Tyco,

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A 6-pole, 50 Hz, 3-phase synchronous motor and on 8-pole, 50 Hz, 3-phase slip-ring induction motor are mechanically coupled and operate on the same 3-phase, 50 Hz supply. If they are left open-circuited, then the frequency of the voltage produced across any two slip rings would be

2 Answers   L&T,

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What is the suitable rating of MCB for 1.5 Ton A.C and why? 1Ton= how many amperes?

5 Answers   BARC,

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Everybody Knows What is ACB, VCB but anybody tell me what is ST?

7 Answers  

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which pump is suitable for home use ?

3 Answers  

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What are the types of windings present in the ceiling fan? What winding will be effective first when we started the fan?What are the resistance and inductance ratios comparatively at the initial speed and full speed of the fan?

0 Answers   MIT,

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What is the minimum value of hfe for the oscillations in transistorized rc phase shift oscillator?

0 Answers  

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Why substation battery room is coulered black?

1 Answers  

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Do you know how to maintain a generator, if so what are those maintenances?

4 Answers  

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