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SECTION 111—SYSTEM COMPONENTS . <br /> UL EX. 5174 6-5-98 Page 3-2 <br /> REV 1 <br /> REGULATED ACTUATOR ASSEMBLY AGENT TANKS <br /> The Regulated Actuator Assembiy, Part No 423368, contains the The agent tanks are shipped uncharged and must be filled with <br /> regulator,water flow valve,anti-siphon vacuum breaker, pneumat- 1.5, 2.25, or 3.0 gallons (5.7, 8.5, or 11 4 L) of only PRX Liquid <br /> ic actuator,water pressure test outlet,expellant gas hose for agent Fire Suppressant during installation <br /> tank�hookup,and enclosure knockouts to facilitate installing expel- The tank is constructed of mild steel and must be mounted within <br /> � ` lant piping. This assembly is used in multiple-tank systems and the enclosure The tank contains an adaptor/tube assembly with a <br /> must be mounted to a rigid surface. burst disc union. The burst disc hefps prevent siphoning of the <br /> The pneumatic actuator is designed to puncture the expellant gas agent up the pipe due to significant temperature fluctuations in the <br /> cartridge seal upon receiving pressure from the regulated release area where the tank is located. <br /> assembly actuation piping. <br /> Agent tanks must be purchased separately and must be mounted ° <br /> withiri the enclosure The enclosure contains a knockout to facili- <br /> tate distribution piping hookup. ° o <br /> REGULATED ACTUATOR ASSEMBLY <br /> � ; t�f WATER INLET WATER PRESSURE TEST OUTLET <br /> ► � <br /> � � o <br /> G—� ACTUATOR <br /> O r�� I � � <br /> - ' u <br /> _L�=3— REGULATOR <br /> � ANTI-SIPHOId� <br /> VACUUM i � <br /> BREAKER I � � PIRANHA-7 PIRANHA-10 PIRANHA-13 <br /> I . � � 1.5 GALLON 225 GALLON 3.0 GALLON <br /> WATER d I � � ��W (PART NO.422816) (PART NO.422877) (PART NO.422810) <br /> FLOW � � � PRESSURE 19 IN.HIGH X 18 IN.HIGH X 23 IN.HIGH X <br /> � � L�NE(TO 5 5/8 IN.DIA. 7 IN.DIA. 7 IN.DIA. <br /> VALVE � � � AGENTTANK FIGURE 5 <br /> � � i ADAPTOR) oonas <br /> � � � <br /> � � I HIGH GAS CARTRIDGES <br /> I PRESSURE <br /> , uNE The PIRANHA system uses cartridges to store nitrogen expellant <br /> � � gas under pressure until the system is actuated, at which time the <br /> I — <br /> � cartridge seal is punctured and the released gas expels liquid <br /> i agent from one or more tanks through the discharge piping and <br /> i out the discharge nozzles. <br /> � Two nitrogen gas cartridges are available <br /> i <br /> ; The LT-20-R Cartridge, Part No.7032, is used with the PIRANHA-7 <br /> i � and the LT-30-R Cartridge, Part No 5373, is used with the <br /> � PIRANHA-10 and PIRANHA-13 <br /> WATER LINE(TOAGENTTANK <br /> PRESSURE ADAPTOR FIGURE 4 NITROGEN GAS CARTRIDGES <br /> RELIEF 001695 <br /> � VALVE <br /> i <br /> � <br /> 7 7/8 IN. 11 3/8 IN. <br /> (2o cml f28.9 cm) <br /> � � i, <br /> 2 1�/2 N. I <br /> i6.4 cml 2 1i2 IN. <br /> (6.4 cmi <br /> LT-20-R LT-30-R <br /> CARTRIDGE CARTRIDGE <br /> PART NO 7032 PART NO 5373 <br /> aomas �ooiae <br /> FIGURE 6 <br />