Siemens SINAMICS S120 Manual page 442

Options
9.36 L87, insulation monitoring
Note
The connection clip to the basic interference suppression module is removed in the factory
When using the insulation monitoring option, the connecting clip to the basic interference
suppression module is removed in the factory in the following Cabinet Modules and attached
loose in the cabinet device:
• Basic Line Connection Modules
• Active Line Connection Modules (connection clip in the Active Interface Module) including
the Voltage Sensing Module VSM10 included in it
The positions of the connection clips in the Cabinet Modules can be taken from Chapter
"Connecting Cabinet Modules to non-grounded line supplies (IT systems) (Page 95)".
Controls and displays on the insulation monitor
Figure 9-38
Table 9- 61
Item
1
2
3
4
5
6
7
440
Controls and displays on the insulation monitor
Meaning of the controls and displays on the insulation monitor
Meaning
INFO key: To request standard information/
ESC key: Back menu function
TEST key: Call up self-test/
Arrow key up: Parameter change, scrolling
RESET button: Delete insulation and error messages (A-Isometer only)
Arrow key down: Parameter change, scrolling
Menu key: Call up menu system/
Enter key: Confirm parameter change
Alarm LED 1 lights up: Insulation fault, first alarm threshold reached
Alarm LED 2 lights up: Insulation fault, second alarm threshold reached
LED lights up: System error present
Cabinet Modules liquid cooled
Equipment Manual, 04/2020, A5E37067587A