why the 4 terminal are named as main, line, common, voltage (M, L, C, v) of a

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why the 4 terminal are named as main, line, common, voltage
(M, L, C, v) of a wattmeter??
why not its nameed as A,B,C,D??

Question Posted / ashok mishra

6 Answers
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why the 4 terminal are named as main, line, common, voltage (M, L, C, v) of a wattmeter?? why not..

Answer / deepika

The three terminals are M, L, C, V
M stands for main load, L for connecting load, C for common, V is for voltage
There are two coils - current coil is between M and L, potential coil is between C and V

Is This Answer Correct ?

17 Yes

3 No

why the 4 terminal are named as main, line, common, voltage (M, L, C, v) of a wattmeter?? why not..

Answer / venkatesh nerella

because in watt meter ther are 2 windings one is current coil & another one is pressure coil
current coil is in series & pressure coil is in parallel for finding the terminals of those 2 windings

Is This Answer Correct ?

31 Yes

26 No

why the 4 terminal are named as main, line, common, voltage (M, L, C, v) of a wattmeter?? why not..

Answer / magesh kumar.s

'M' it connect one is voltge phase and 'M' to 'C' are inter
connect.

'L' it is used to connect load (or) energy meter.

'C' it is a capactive device is a support device.

'V' it is a voltage to connect transformer neutral and also
connect energy meter.

so they are not its named A,B,C,D.

Is This Answer Correct ?

20 Yes

23 No

why the 4 terminal are named as main, line, common, voltage (M, L, C, v) of a wattmeter?? why not..

Answer / hemaraj

Main line common voltage

Is This Answer Correct ?

2 Yes

6 No

why the 4 terminal are named as main, line, common, voltage (M, L, C, v) of a wattmeter?? why not..

Answer / laksh619

Because of connection identification the terminals are named as L,M,C and V.

Is This Answer Correct ?

7 Yes

23 No

why the 4 terminal are named as main, line, common, voltage (M, L, C, v) of a wattmeter?? why not..

Answer / suri

senseless question

Is This Answer Correct ?

9 Yes

52 No

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