Connecting The Heating Elements And Three-Phase Line Supply; Connecting The Three-Phase Line Supply - Siemens SIPLUS HCS Series Operating Instructions Manual

6.5

Connecting the heating elements and three-phase line supply

6.5.1

Connecting the three-phase line supply

In the case of POM4320 for busbar mounting, the network infeed is via a 3-phase busbar
system. See section Busbar mounting (Page 44).
With the POM4320 for panel mounting, three screw terminals, L1, L2 and L3, provide the
mains supply. The position of the screw terminals on the POM is shown in section Function
and design (Page 21).
Note
When using radiation sources with inrush current, we recommend using
Category AC 3 contactors.
Note
The permissible tightening torque for the terminals of the devices for panel mounting is
3.5 Nm.
SIPLUS HCS4300 PROFINET/PROFIBUS DP
Operating Instructions, 10/2019, A5E35452705A/005
6.5 Connecting the heating elements and three-phase line supply
Wiring
57