classify |
1.
single terminal without measurement
|
2.
single terminal with measurement
|
3.
loop-net terminal with measurement
|
4.
loop-net terminal without measurement
|
5.
double terminal
|
scheme&explanation |
11.
without electrification show
12.
with electrification show
|
21.
without electrification show
22.
without electrification show
23.
put measurement in front of main on-off
|
31.
input without earth-switch
32.
transformer without earth-switch
33.
with three earth-switchs
|
41.
input without earth-switch
42.
put measurement in front of main on-off
43.
with three earth-switchs
|
51.
without electrification show, without measurement
52.
with electrification show, without measurement
53.
with measurement
54.
transformer without earth-switch
|