Siemens SINAMICS G150 Operating Instructions Manual page 45

Figure 3-3
Position of the shipping and handling monitors
The tilt indicators are affixed to the top of the cabinet unit inside the doors.
The shock indicators are affixed to the bottom of the cabinet unit inside the doors.
Checking the shipping and handling monitors prior to commissioning
It is essential to check the shipping and handling monitors prior to commissioning the
converter.
Figure 3-4
The tilt indicator provides immediate visible evidence of whether the cabinet units have been
handled and stored upright. Blue-colored quartz sand begins to flow into the arrow-shaped
indicator area. The tilt indicator has tripped when the blue color extends beyond the middle
line of the arrowhead.
Figure 3-5
Converter cabinet units
Operating Instructions, 07/2016, A5E03347396A
Shock indicator
Tilt indicator tripped
Shock indicator tripped
Mechanical installation
3.3 Mounting
45