Siemens SIPROTEC 7XR81 Manual page 53

Dimensions
4.3.2
4.3.2.1 Panel Surface Mounting
[dw_7xr87 dimensions panel, 1, en_US]
Figure 4-6
SIPROTEC, Coupling Units for Generator Protection, Manual
C53000-H5040-C072-1, Edition 09.2018
7XR87 Surface Mounting Dimensions
7XR87 Voltage Divider for Excitation Voltage
4.3 Construction Properties
53