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Nx.enqx-rr 2 8 Secton 2 Svstom GomlllorleMs Pwic 2 4 <br />Ameeex Rostarnan! FIre Suppression System (EX ,1651s,i <br />MECHANICAL RELEASE MODULE II (MRM II) <br />PM 18000: MRh4 II with Rod-piontod Stool Enclosure <br />PIN 18001: MRM it with Stainless Steel Enclosure <br />The nerei f.4RM II oombmos the same features and <br />furrtroalalrly as the orrgrrlal MRM a" with axreiased <br />detection capab4lies and a far srmp6er means of <br />setlrng Ihv delec;lion c,*le lontr«n. The 1h111M II rs <br />avae!ablo n the above oonfrgwabons, nary pro- <br />►ns4alled in its arvn encbsuro. <br />The tiwti, J of selBng the deloclroo cable terlsrcnl on <br />Ilya MRM II does rich rogm(e the use of any to(As (wce <br />the cable is tucked dahn into the largo, knurled wind- <br />up spout). A large lever to the rght of the spool is <br />usecl to alcrea to the cable lonsron. Alignment of the <br />bollam edge of the lever with mmrkuegs on a Jabal on <br />the mountwlg ptate Indicates when the proper bnsron <br />has boon achavod. In addilion b being oasro► b sot <br />up, k)wefwg cable lenmon to chat -go out detection <br />links is now also nluch s+n+plrx. Ilia encloseue is 1l7' <br />MECHANICAL RELEASE MODULE II • (PIN 11977) <br />WITHOUT AN ENCLOSURE <br />NOTE: This version of the MRM II Is a direct replacement for <br />the old style MRM. It carries the same part number as the <br />original MRM. <br />1111e h44101311W:ill 144*050 hVXJr*r 11 IS used to ac(utlu Ilia srgant <br />cy*yJor dischargo Va1Vo oslho► aclbmteik:atfy or manually try <br />puncturing a nitrogen cylinder. <br />Aubnialec fe+oase of agent es aocompitshed when a fusrbto Irnk <br />detector separates ding a lire (xviddkim This causes a st RY)- <br />baded plunger to pwforalo the ruphiro disc and roleasos nUogen <br />through the actuation N)selpiprrlg noWork to the agent cybnder <br />discharge valve(s) <br />Manual roluaso of aWnl rs accornpkshod by putkng on a manual <br />pull station wfuch es connected to the Mocllancal Rokraso Module <br />II by a cable. <br />The hiec-han+cal Ilowrce M<v. 0) II is exluq>ped with Iwo snap <br />action switches, one (PIN 12524) for olocki al signaling, polio <br />stnddcryrn and other auxAmfy furrtrons and a second (PIN 18312) <br />alarm initiating snap action switch for connection to a fire alarm <br />tr.;lr)o. Ail adclilrunal two snap action swrlehas nay be addW <br />Operation of one or tyro mechanical gas Valves may be <br />accomphshed by adding a Gas Trip Assembly (PIN 12740) <br />Itx+ c llm 101 Ore gas wrier:s, nuenrurl 111111 SlOWIPG and <kltoctreul nolwotk <br />may be attached b the h4RM 11 from other of two sides (top or bol(oni) <br />Gar Trip My - 17144 <br />