Siemens SINAMICS G150 Operating Instructions Manual page 188

Electrical installation
4.11 Other connections
Figure 4-48
CAUTION
The CompactFlash card may only be inserted or removed when the Control Unit is in a no-
voltage condition.
Non-compliance can result in a loss of data during operation and possibly a plant standstill.
186
Interface X140 and measuring sockets T0 to T2 - CU320-2 PN (view from below)
Converter cabinet units
Operating Instructions, 03/2012, A5E03263466A