Siemens SENTRON - Three-Phase 4-Wire Network with Neutral (3 PH + N); Circuit Diagram for the 3 KC4 Transfer Switching Equipment - 4-Pole Transfer Switching Equipment

Connection
6.1 Network types
32 Manual, 08/2017, L1V30368969104A-02
6.1.1
Three-phase 4-wire network with neutral (3PH + N)
The 3KC4 and 3KC8 transfer switching equipment can be used in a network comprising
three phases and a neutral conductor.
6.1.1.1
Circuit diagram for the 3KC4 transfer switching equipment - 4-pole transfer switching
equipment
Figure 6-1 Three-phase 4-wire network with neutral for the 3KC4 transfer switching equipment
F1 1 x 3NW6004-1
1 x 3NW7013
4 A, gG
For the power supply of the transfer switching equipment, the dual power supply accessory
3KC9625-1 is required. You can find a detailed description in the section titled Mounting and
connecting the dual power supply (DPS) (Page 77).
Note
The F1 fuses must be installed as closely as possible to the tap.