Page 115 - Gaylord Blue Book 2021

Specifications (Continued)

2.2.4 Regulated Release Mechanism: The regulated 2.2.10 Agent Distribution Hose: An optional agent
release mechanism shall be a spring-loaded, distribution hose shall be available for kitchen
mechanical/pneumatic type capable of provid- appliances manufactured with or resting on
ing the expellant gas supply to one or two agent casters (wheels/rollers). This shall allow the
tanks depending on the capacity of the gas appliance to be moved for cleaning purposes
cartridge used or three 3.0 gallon (11.4 L) agent without disconnecting the appliance fire
storage tanks in certain applications. It shall suppression protection. Hose assembly shall
contain a factory installed regulator deadset at include a restraining cable kit to limit the appli-
110 psi (7.6 bar) with an external relief of approx- ance movement within the range (length) of the
imately 180 psi (12.4 bar). flexible hose.
It shall have the following actuation capabili- 2.2.11 Flexible Conduit: The manufacturer supplying
ties: auto matic actuation by a fusible link detec- the Restaurant Fire Suppression System shall
tion system and remote manual actuation by a offer flexible conduit as an option to rigid EMT
mechanical pull station. conduit for the installation of pull stations and/
The regulated release mechanism shall contain or mechanical gas valves. The flexible conduit
a release assembly, regulator, expellant gas shall be UL Listed and include all approved
hose, and agent storage tank housed in a stain- components for proper installation.
less steel enclosure with cover. The enclosure 2.2.12 Pull Station Assembly: The Fire Suppression
shall contain knock-outs for 1/2 in. conduit. The System shall include a remote pull station
cover shall contain an opening for a visual status for manual system actuation. The pull station
indicator. shall be designed to include a built-in guard to
It shall be compatible with mechanical gas shut- protect the pull handle. The pull station shall
off devices; or, when equipped with a field or also be designed with a pull handle to allow for
factory-installed switch(es), it shall be compat- three finger operation and shall be red in color
ible with electric gas line or appliance shut-off for quick visibility.
devices, or connections to a building fire alarm 3.0 IMPLEMENTATION
control panel. 3.1 Installation
2.2.5 Regulated Actuator Assembly: When more than 3.1.1 The R-102 fire suppression system shall be
two agent tanks or three agent tanks in certain designed, installed, inspected, maintained, and
applications are required, the regulated actua- recharged in accordance with the manufactur-
tor shall be available to provide expellant gas er’s listed instruction manual.
for additional tanks. It shall be connected to the 3.2 Training
cartridge receiver outlet of the regulated release 3.2.1 Training shall be conducted by representatives
mechanism providing simultaneous agent of the manufacturer.
discharge. The regulator shall be deadset at
110 psi (7.6 bar) with an external relief of
approximately 180 psi Note: The converted values in this document are for dimensional reference
only and do not reflect an actual measurement.
(12.4 bar).The regulated actuator assembly
shall contain an actuator, regulator, expellant ANSUL, R-102, and the product names listed in this material are marks and/
or registered marks. Unauthorized use is strictly prohibited.
gas hose, and agent tank housed in a stainless
steel enclosure with cover. The enclosure shall
contain knockouts to permit installation of the
expellant gas line.
2.2.6 Discharge Nozzles: Each discharge nozzle shall
be tested and listed with the R-102 system for
a specific application. Nozzles tips shall be
stamped with the flow number designation
(1/2, 1, 2, or 3). Each nozzle shall have a metal
or rubber blow-off cap to keep the nozzle tip
orifice free of cooking grease build-up.
2.2.7 Distribution Piping: Distribution piping shall be
Schedule 40 black iron, chrome-plated, or stain-
less steel conforming to ASTM A120, A53, or
A106.
2.2.8 Detectors: The detectors shall be the fusible
link style designed to separate at a specific
temperature, or shall be electric thermal detec-
tors designed to operate at a factory preset
temperature.
2.2.9 Cartridges: The cartridge shall be a sealed
steel pressure vessel containing either carbon
dioxide or nitrogen gas. The cartridge seal shall
be designed to be punctured by the releasing
device supplying the required pressure to expel
wet chemical agent from the storage tank.