Autronica Autroprime - Ground Fault

Cable Connections
Installation Handbook, Autroprime Interactive Fire Detection System, 116-P-APRIME2-INSTAL/DGB, Rev. C, 2016-29-02,
Autronica Fire and Security AS
Page 52
9.13 Ground Fault
A) Normal situation, there shall be approximately 12VDC
between GND and 0V.
Fault scenarios:
B) Ground fault to +24V, if there is less than 50kohm between
GND and +24V.
C) Ground fault to 0V, if there is less than 50kohm between GND
and 0V.