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SPECIFICATIONS FOR SLO - CLOSE <br /> ALL BUTTERBALL SLO-CLOSE <br /> PATENTED INSTALLATION (BB-SC) <br /> SLO-CLOSE BUTTERBALL VALVES... A. The BBSC can be installed in any orientation in a <br /> piping system using standard National Pipe Threads. <br /> • provide slow opening and closing properties in a quarter- Wrench should be used to hex on the end of valve <br /> turn valve.The purpose is to eliminate hydraulic shock <br /> and water hammer in fire protection and other liquid being threaded to pipe.Pipe sealants should be used <br /> systems. sparingly. <br /> B. The valves with internal switches can be easily wired <br /> •are available with or without an internal, pre-wired in the field.They will have two switches, switch-1 will <br /> supervisory tamper switch assembly. When mounted on have dual leads on the terminals.This switch is to be <br /> any slo-close valve and wired,the switches signal connected to the supervisory circuit of a Listed alarm <br /> movement of the valve disc from the full open position. control panel.Switch-2 will have single leads and may <br /> •are available factory mounted to a valve or as a kit for field be connected to auxiliary equipment per direction of <br /> installation on previously installed valves. the local authority having jurisdiction. Cap any <br /> unused wire leads with wire nuts and tuck into <br /> •have switch ratings of: junction box.All connections shall be reviewed and <br /> 10 Amps/115 VAC-60 Hz approved by the local authority having jurisdiction. <br /> 0.5 Amps/28 VDC C. A 14 gage green wire has been fastened to the <br /> interior of the housing and is to be used as a housing <br /> •are equipped with tamper switch assemblies FOR ground. <br /> INDOOR AND OUTDOOR USE. <br /> D. Recommended type of wire to be used is No.16 Dual <br /> •have UL/FM ratings to 175 psi. (Also available at 350 psi Rated UL 300V 80 C and 300V 105 C. <br /> with N.Y.C.B.S.A. approval.) E. Installation must be in compliance with NFPA 72 and <br /> 13,or bonded and grounded per Canadian Electrical <br /> Code Part 1. <br /> U F. The BB-SC, BBHSC (threaded-end) and BBVSC, <br /> F M <br /> with schedule 40 and/or 80 pipe, sizes 1", 1-1/4", 1- <br /> APPROVED <br /> LISTED 1/2", 2"and 2-1/2"perASME/ANSI B36.10. <br /> For use with fire protection sprinkler systems 175psi. INSTALLATION FOR NEWYORKCITYVALVES <br /> N.Y.C. special valves have a large flow indicator which <br /> Approved by the New York City Board of Stds. & points in the direction of the valve disc,indicating open or <br /> Appeals under Calendar No. 996-81 -SM,for 175 psi and closed.The valve should be installed in a position where <br /> Calendar number 720-83-SA for 350 psi. the indicator is readily visible. <br /> MODEL DESCRIPTION SIZES <br /> BB-SC100 Valve Less Switch 175 prig-Threaded Ends NYC BSA 1", 1-1/4", 1-1/2", <br /> BB-SCS02 Valve With Switch Approved 211, 2-1/2" <br /> BBVSC100 Valve Less Switch NYC BSA <br /> 175 psig- Grooved Ends 2", 2-1/2" <br /> BBVSCS02 Valve With Switch Approved <br /> BBHSC100 Valve Less Switch 350 psig-Threaded Ends NYC BSA 1", 1-1/4", 1-1/2", <br /> BBHSCS02 Valve With Switch Approved 211, 2-1/2" <br /> BVHSC100 Valve Less Switch NYC BSA <br /> 350 psig- Grooved Ends 211, 2-1/2" <br /> BVHSCS02 Valve With Switch Approved <br /> The information presented on this sheet is correct at time of publication. Milwaukee Valve reserves the right to change design and/or materials <br /> without notice. For our Installation, Operation and Maintenance Manual and the most current product information go to www.milwaukeevalve.com. <br /> State of California Prop 65 WARNING:Cancer and Reproductive Harm. For more information visit www.p65warnings.ca.gov. <br /> Rev. 2 2 <br /> MILWAUKEE VALVE <br />