Installation
3.
Conventional FACP: The FACP must be programmed to turn on the common trouble LED, trouble tone, and a separate yellow
annunciator point when the input connected to the HPF-PS ground fault relay is initiated. Use one input per HPF-PS power supply.
TB4
NO NC C
NO NC C
NO NC C
TB15
22
NAC1
AUX1
N AC2
AUX2
Figure 2.16 Ground Fault Detection Option 3 - Conventional FACP
HPF-PS Series Instruction Manual — P/N LS10227-003HP-E:C 2/2/2022
TB4
NO NC C
NO NC C
NO NC C
TB15
Ground Fault Detection
Input 1
NAC1
AUX1
N AC2
UL 864-
AUX2
conventional
control panel
UL 864-listed
annunciator
Maintain 0.25" spacing
between power-limited and
non-power-limited wiring.
Input 2
listed