Siemens SENTRON PAC2200 - Page 46

Connection
4.3 Connection examples
PAC2200
44 Manual, 05/2018, L1V30415167B-02
Connection examples for 5 A device
(1) Three-phase measuring, four conductors, unbalanced load, with three current
transformers
Connection type 3P4W
*
The fuses in the voltage measuring inputs are only used for cable protection.
**
Grounding optional
Figure 4-3 Connection type 3P4W, with three current transformers
(2) Single-phase measuring, with one current transformer
Connection type 1P2W
*
The fuses in the voltage measuring inputs are only used for cable protection.
**
Grounding optional
Figure 4-4 Connection type 1P2W, with one current transformer