20
ND1
PC
Tx +
1
3
Rx +
Tx -
2
6
Rx -
Rx +
3
1
Tx +
Rx -
6
2
Tx -
Note:
The cable length cannot exceed 100 meters.
4.3.4. Connection of Measuring Signals
Note:
1. To connect measuring signals use the plug-in strip from
ND1 accessories
2. Signal connections are presented on figures in the view
from the ND1 terminal plate side
Fig. 4.5.
Four-wire network. Indirect measurement with the use of 4 current transformers and 2 or
3 voltage transformers.