4.2
Network connection
Single CU network connection
Figure 4-3
The overall physical setup of GH150 HMI with single CU contains a CU320, a Scalance and
an operator panel, in which:
• CU320-2: The X127 port of the CU connects to the p2 port of the Scalance.
• Operator panel: The operator panel has two ports: X1P1 and X2P1. The port X2P1 has a
fixed network IP that connects to the p3 port of the Scalance.
• Scalance: The p1 port of the Scalance is reserved as service port.
Dual CUs network connection
Figure 4-4
The overall physical setup of GH150 HMI with dual CUs contains two CU320, a Scalance and
an operator panel, in which:
• Infeed CU320-2: The X127 port of the infeed CU connects to the p1 port of the Scalance.
• Vector CU320-2: The X127 port of the vector CU connects to the p2 port of the Scalance.
Operator panel for SINAMICS Perfect Harmony GH150 air-cooled MV Converters
Function Manual, 12/2022, A5E51241343A
Service
Port
HTTPS
X127
Scalance
CU320-2
Communication diagram for single circuit
Service
Port
1
HTTPS
HTTPS
1
2
X127
CU320-2
2
CU320-2
Communication diagram for dual circuits
X2P1
HTTPS
Scalance
X2P1
HTTPS
X127
Product overview
4.2 Network connection
LAN
LAN
15