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. , SECTlON IV—SYSTEM DESIGN <br /> • UL EX. 5174 10-31-97 Page 4-9 <br /> ACTUATION GAS LINE REQUIREMENTS (Continued) <br /> Actuation Gas Line — 2 Additional Tanks Maximum <br /> (Continued) <br /> 3 A combined total of nine fittings may be used in these lines, <br /> eight 90° elbows and one tee Two 45° elbows equal one 90° <br /> elbow. <br /> Actuation Gas Line—5 Tanks Maximum <br /> 1 Use only 1/4 in. Schedule 40 black iron, hot-dipped galva- <br /> nized, chrome-plated, or stainless steel pipe and fittings. <br /> 2. The actuation gas line piping is installed from the 101 remote <br /> mechanical release to each regulated actuator assembly The <br /> total length of the actuation gas line from the remote mechan- <br /> ical release to the regulated actuator assemblies must not <br /> exceed 100 ft. (30.5 m) <br /> 3. A combined total of 20 elbows and 9 tees may be used in these <br /> lines.Two 45°eibows equal one 90° elbow See Figure 17 <br /> 4 Use only a 101-10 carbon dioxide cartridge (Part No 15850) <br /> in the 101 remote mechanical release <br /> 5 A safety vent relief valve (Part No 15677) is required in the <br /> actuation gas line to relieve residual pressure after actuation <br /> SAFETY 9 TEES 20 ELBOWS <br /> RELIEF VALVE 1/4 IN.ACTUATION LINE- MAXIMUM MAXIMUM <br /> � 100 FT.(30.5 m)MAXIMUM � � <br /> I iI <br /> I � <br /> r � rl � _ � ' - r� �� �+ �I ,� <br /> I 1 C"'!7 / - i I�'� / i � t i I r1 ♦ � (_'l qlOf� il( �� <br /> I I 4.� i I 4.J � I 4.1 I I �1 I I 4.J ��� ��j <br /> I � i � I � � � I � � � � � � � � � � � � <br /> I <br /> I I �j I I �j I I �j I I �j I I �j � � i i <br /> I I � I � I � � � ' <br /> � I � I � I � I I I �" �J <br /> � � <br /> REGULATED ACTUATOR MAXIMUM OF FIVE REMOTE RELEASE <br /> WITH TANK REGULATED ACTUATORS MECHANISMS <br /> (PART NO.32381) <br /> 5 MAXIMUM <br /> FIGURE 17 <br /> o�,�, <br />