Pressure Operated Trip, P/N 81-874290-000; Discharge Indicator, P/N 81-875553-000 - Kidde Fire Systems ECS Manual

Component Description
3-3.7.6

Pressure Operated Trip, P/N 81-874290-000

Pressure Operated Trips are used to close off the hazard space upon system discharge. The
trips, operated by system pressure, are designed to release self-closing units for doors,
windows and dampers. The maximum load to be attached to a pressure trip is 100 lb (45.36
kg). This is based on a minimum pressure of 75 PSIG (5.17 bar gauge) at the pressure trip.
3-3.7.7

Discharge Indicator, P/N 81-875553-000

The Discharge Indicator may be installed in the discharge piping to visually indicate a system
discharge. When in the SET position, the discharge indicator acts as a vent (see Figure 3-32).
October 2014
2.62 in.
(67 mm)
BODY
½ in.
NPT MALE
0.93 in. (24 mm) HEX
ACROSS FLATS
Figure 3-32. Discharge Indicator
NORMAL
POSITION
DISCHARGE
INDICATION
POSITION
CAP
STEM-RED
3-28 06-236115-001