Kidde Fire Systems KRS-100 User's Manual
Contents
1. 0 406 DIA HOLE 0 375 CLEAR HOLE 3 50 SPACER P N 83 100011 001 Figure 3 Spacer Detail September 2002 83 KRS100 001 KRS 100 Nitrogen Releasing System but bends must be made so that the tubing will not flatten or kink Asingle coil of tubing approximately 2 1 2 inches in diameter is desirable at each flare or compression fitting The coil may be neatly made by wrapping the tubing around any convenient cylindrical object of that diameter When sliding the tubing through conduit the leading end of the tube should first be crimped and bent double so as to provide a smooth sliding surface and to prevent possible foreign matter in the conduit from entering the tubing All tubing fittings with pipe threads as at the KRS 100 actua tor valve body the pressure operated actuator and other accessory devices shall be assembled with Teflon tape wrapped around the male pipe threads All tubing should be blown out with air or nitrogen prior to making final connections Table 1 summarizes the length of tubing allowed per each KRS 100 cylinder 3 1 4 Control Head Mounting To Actuator Valve Assembly Note The system control head must be mounted to the KRS 100 actuator valve body using the mounting kit P N 06 129706 001 supplied with the Actuator Valve Assembly P N 83 100010 001 This kit contains a rubber gasket that must be placed be tween the mating surfaces of the actuator body and the control head hou2. 2 50 1 375 SAFETY PIN KRS 100 Nitrogen Releasing System 3 1 3 Tubing Connect actuation tubing to the outlet on the KRS 100 ac tuator valve body Ream and thoroughly clean all chips and cutting oil from the inside of tubing prior to connection All tubing is to be securely supported no more than ten feet on centers See Table 1 for tubing limitations Table 1 Tubing Limitations Ooo p e BE Between Control Head and First 50 ft 3 ft Cylinder Between First 3 1 3 1 TUBING AND FITTINGS The KRS 100 system uses 1 4 inch O D copper tubing 0 030 inch minimum wall with flared or high compression tubing fittings Tubing is also known as soft copper refrig eration AC tubing Flared fittings are SAE 45 flared brass tube Compression fittings are high pressure brass tube The copper tubing should be cut squarely with a tubing cutter and carefully reamed to remove all burrs before flaring with a standard flaring tool or applying compression fittings The tubing need not be enclosed in conduit except where it would otherwise be exposed within seven feet of the floor or where itis subject to cutting or crushing There is no limit on bends L J INSTALLING INSPECTING OR SERVICING THE SYSTEM sarn _ amp REMOVE SAFETY PIN AFTER CAUTION h ITE J O MOUNTING FLANGE 0 312 18 UNC e N INE 0 875 o Le 5 25
3. conveniently imple mented by the KRS 100 Other applications include those where the hazard area is unsuitable for standard control heads Here we can use the KRS 100 cylinder installed outside the unsuitable area with the actuation tubing run to the extinguishing system cylinders located within the area The KRS 100 is ideally suited to a hazard consisting of kitchen range hoods on two or more floors connected to a common exhaust duct For this type of hazard each kitchen hood would be protected with an independent wet or dry chemical system The detection for each hood however would be connected to a KRS 100 cylinder on its floor rather than to the wet or dry chemical system The KRS 100s on the various floors would be connected to each other and to each wet or dry chemical system A fire at any hood would thus release all of the systems In this way the entire hazard consisting of all the hoods and the common duct would be protected as required without the necessity of a complicated common detection system 83 KRS100 001 KRS 100 Nitrogen Releasing System 10 TEN CYLINDERS VENT CHECK P N WK 877810 000 OPTIONAL SYSTEM CYLINDER 100 FT MAX 1 4 INCH COPPER TUBING 3 THREE PRESSURE SWITCHES AND WET OR DRY CHEMICAL _ IN 50 FT MAX 1 4 INCH COPPER TUBING OUTLET MOUNTING KIT P N 06 129706 001 KRS 100 ACTUATOR VALVE ASSEMBLY P N 83 100010 001 N KRS 100 NITROGEN
4. may be used when the number of agent storage cylinders exceeds the maximum capacity of one KRS 100 releasing unit The KRS 100 sys tem is fully modular and is expandable to fit any size appli cation Two or more KRS 100 cylinders may be used when utiliz ing two or more different types of detection to cover the same hazard An example would be the use of a com bination of pneumatic rate of rise and fixed temperature electric detection in a hazard In this example a pneumatic rate of rise control head would be used on one KRS cylin der and an electric control head on the other Operation of either detection system would release the extinguishing system by means of the KRS 100 releasing device to which it is connected Refer to proper Kidde Instruction Manual listed in the scope of this addendum Paragraph 1 for pneu matic detection pneumatic control head electric detection and electric control head installation details If using a Kidde control panel refer to the Installation Manual for the control panel for detection and control installation details There are numerous applications where the use of the KRS 100 simplifies the overall installation of an extinguishing system It is often more convenient and economical to in stall the extinguishing system cylinders so that each is in close proximity to the space it protects rather than having all cylinders mounted together in a bank Piping is thus kept to a minimum Such an arrangement is
5. CYLINDER PRESSURE OPERATED P N 83 100004 001 ACTUATOR P N 87 100012 001 Figure 1 KRS 100 System Detail w POA 87 100012 001 100 FT MAX 1 4 INCH COPPER TUBING 50 FT MAX 3 THREE PRESSURE SWITCHES AND 10 TEN CYLINDERS APPROX 2 1 2 INCHES IN DIA VENT CHECK P N WK 877810 000 OPTIONAL OR ADDITIONAL CYLS e fi SYSTEM CYLINDER 7 WET OR DRY CHEMICAL Dt AAA A 1 4 INCH COPPER TUBING OUTLET ho MOUNTING KIT P N 06 129706 001 KRS 100 ACTUATOR VALVE ASSEMBLY P N 83 100010 001 Ar KRS 100 NITROGEN CYLINDER SYSTEM VALVE P N 83 100004 001 ACTUATOR P N 87 120042 001 Figure 2 KRS 100 System Detail w SVA 87 120042 001 and without having to use a single extinguishing system which could be difficult to install within its piping limitations Whenever two or more KRS cylinders are used each must be isolated from the others by a check valve P N 259404 The purpose of the check valves is to prevent loss of pres sure during discharge on one cylinder in the event that one of the cylinders is disconnected 3 1 INSTALLATION 3 1 1 Location The KRS 100 cylinder and actuator valve assembly shall be located where the temperature is between 40 F 40 C and 120 F 48 9 C The entire assembly cylinder actua tor and control head must be protected from rain snow or other inclement weather conditions b
6. P N 83 KRS100 001 September 2002 KRS 100 Nitrogen Releasing System Application Operation and Maintenance Manual APPROVED UL Listing File No EX 3559 EX 2153 A Kidde Fire Systems KRS 100 Nitrogen Releasing System Table of Contents 1 1 SCOPE nern ne nee Eee Be STREET ee 1 2 1 General DESCAPION iii Ds Arien A iva E 1 3 1 Sal ici a td niche a eae 2 3 1 1 LOCO ur ns io ti d 2 3 1 1 POA amp SVA Mounting 4444424440nnnnnsnnnnnnnennnnnnnnnnnnnennnnnnonnnnnnennrnnnonnnnnnnennnnnnnennsnnnennenanen 3 3 1 1 1 POA MOURINO vicario in 3 3 1 1 2 SVA MOUNTING scada en en Adi BA ander eke 3 3 1 2 Actuator Valve Assembly Mounting 4 sssnseenesnnnnnnennennnnnnnnennennnnnnne nennen 3 3 1 3 O E E E 3 3 1 3 1 TUBING AN FIG Se anheben h 3 3 1 4 Control Head Mounting To Actuator Valve Assembly 444s ss nsennneeeneennennnennnnnne 4 4 1 SCA NA el ernennen ae nee A E rent 4 4 1 1 For Gontrol Head Operation ne nk 4 5 1 Readying the System su sans dal hehe 4 6 1 Inspection And Maintenance uusssssssnesenseneesnnnnnneenneennnnnnenneennnnnnnennnennnennennrrrn nn 5 6 1 1 KRS 100 Assembly Condition 4 244402222000nnnnnnennnnenennnnenennennnennnnnennnnnnerenennnnneen 5 6 1 2 Nitrogen Cylinder Pressunzatom essre a aua nennen 5 6 1 3 PECAR 5 List of Figures 1 KRS 100 System Detail w POA 87 100012 001 d 0oooooooccccccoccccooocc
7. cooonnnccononcnnnnnncnnonnnncnnnn nn ninannnnios 2 2 KRS 100 System Detail w SVA 87 120042 001 d0ooooooccocococcocooocccooonnncnonnnnnnnnnncnnnnnnnnnnnn nn ninannnnnos 2 3 Spacer Detalll ranita nee nahen Der ao 3 List of Tables 1 Tubing Limitations ia R dal ed A a ee ee 3 September 2002 83 KRS100 001 KRS 100 Nitrogen Releasing System THIS PAGE INTENTIONALLY LEFT BLANK 83 KRS100 001 September 2002 KRS 100 Nitrogen Releasing System KRS 100 NITROGEN RELEASING SYSTEM Application Operation and Maintenance of KRS 100 Pneumatic Releasing Device 1 1 SCOPE This manual is to be used in conjunction with the UL Listed and Factory Mutual Approved Kidde Industrial Dry Chemi cal Instruction Manual P N 220423 dated November 1998 and the Kidde Wet Chemical Instruction Manual P N 87 122000 001 dated February 1997 All other system limita tions control head detection manual pull gas valve etc must be in accordance with the respective instruction manu als 2 1 GENERAL DESCRIPTION The KRS 100 releasing device consists of a nitrogen cylin der P N 83 100004 001 and actuator valve assembly P N 83 100010 001 The nitrogen cylinder is pressurized to 1800 psig 70 F The function of the KRS 100 releasing device is to provide a pressure operated means for releasing Kidde pre engi neered wet chemical and dry chemical fire suppression sys tems The KRS 100 utilizes the Kidde pre engineered mechanical pneumatic rate of ri
8. es should be checked to determine that the detection system is in satisfactory condition The methods and pro cedures for this inspection should be in accordance with manufacturer s recommendations September 2002 KRS 100 Nitrogen Releasing System 83 KRS100 001 KRS 100 Nitrogen Releasing System THIS PAGE INTENTIONALLY LEFT BLANK 83 KRS100 001 6 September 2002 LIMITED WARRANTY STATEMENT Kidde Fenwal Inc represents that this product is free from defects in material and workmanship and it will repair or replace any product or part thereof which proves to be defective in workmanship or material for a period of twelve 12 months from the date of purchase but not to exceed eighteen 18 months after shipment by Kidde Fenwal Inc For a full description of Kidde Fenwal s LIMITED WARRANTY which among other things EXCLUDES warranties of MERCHANTABILITY and FITNESS FOR A PARTICULAR PURPOSE and liability for CONSEQUENTIAL DAMAGES please read the entire LIMITED WARRANTY on the Kidde Fenwal Quotation Acceptance of Order and or Original Invoice which will become part of your sales agreement Please contact Kidde Fenwal directly for a return material authorization RMA number before returning material to the factory at Ashland Massachusetts shipment prepaid Kidde Fenwal will repair or replace and ship prepaid Kidde is a registered trademark of Kidde Fenwal Inc A These instructions do not purport to cover all the details or varia
9. lished prior to in stalling the nitrogen cylinder P N 83 100004 001 4 1 1 1 Remove the tensioning tool when used from the safety hole in the control head If the system is properly in stalled the head should remain in the SET position fully prepared for either automatic or manual opera tion 2 Remove safety pin from actuator valve assembly 3 All cables with the exception of remote pull cables should be in a taut condition if properly installed 4 For fusible link check out cut the S hook farthest from the control head terminal link The released tension should permit the control head to operate triggering the releasing mechanism 5 Check to see that the actuating cam is in the operated position and that the actuating cam shaft arrow has rotated to the released position All cables should be slack including remote cable 6 To check out electrical control heads do the following Ensure that the actuating cam shaft arrow is turned to the SET position Energize the control head by ap plying heat directly to the thermostats or operating the panel 7 Check that the control head triggering mechanism has released Check that the actuating cam arrow has ro tated to the release position 8 Check to see that the gas valve and or electric shut off have operated Slack in the cable is an indication but only the shut off of gas and or shut off of electric cur rent to the hazard demonstrates that these
10. pletely threading the cartridge into the actuator assembly 11 Remove the pin from the actuator valve assembly and discard The KRS 100 system is now in the ready position 6 1 INSPECTION AND MAINTENANCE Inspect semi annually or more frequently Inspections should be done by a qualified Kidde distributor Particular attention should be given to e KRS 100 Assembly Condition e Nitrogen Cylinder Pressurization Ensure that it is at proper weight Note Nitrogen cylinder full weight includes the shipping cap ensure that it is installed prior to weighing e Detection and Actuation System e Actuation Tubing e Auxiliary Equipment 6 1 1 KRS 100 Assembly Condition The actuator valve assembly must be inspected internally for nicks dents and scratches which would cause pos sible failure Check to see that no part of the nitrogen cylin der is damaged or corroded 6 1 2 Nitrogen Cylinder Pressurization Remove the nitrogen cylinder and install shipping cap Weigh cylinder Full cylinder weight is marked on the label If cylinder weight loss exceeds 3 5 grams the cylinder P N 83 100004 001 must be replaced When replacing a cylinder the gasket located in the actua tor P N WF 263413 000 must also be replaced 6 1 3 Detection and Actuation The detectors should be checked and cleaned if neces sary to assure that they are free of foreign substances If the detection system is supervised the supervisory fea tur
11. se electric and tandem control heads any of which can be mounted on the KRS 100 actuator valve assembly The release is accomplished using KRS 100 cylinder pressure discharged through cop per tubing into pressure operated actuators P N 87 100012 001 or 87 120042 001 located on Kidde pre engineered wet or dry chemical system cylinders See Figure 1 and Figure 2 Note Pressure Operated Actuators POA P N 87 100012 001 and System Valve Actuators SVA P N 87 120042 001 cannot be mixed on any system Use only one type on a system When pressure from the KRS 100 cylinder is applied the piston in the pressure operated actuator pushes on the chemical cylinder valve stem The piston remains in place extended until the pressure in the copper tubing is bled off and the pressure in each pressure operated actuator is released Pushing down on the valve core of the pressure operated actuator releases this pressure Note Pressure in the pressure operated actuator must be released before removing the actuator from the agent storage cylinder See Figure 1 In addition to the pressure operated actuator the KRS 100 can also be used to operate pressure operated switches P Ns 486536 and 486536 010 A minimum of two and maximum of ten agent storage cyl inders can be operated from one KRS 100 Up to 3 pres September 2002 sure operated switches can be installed on the KRS 100 actuation line Multiple KRS 100 releasing units
12. sing This kit also contains Teflon coated bolts and nylon washers for fastening the actuator valve assembly to the control head housing Prior to mounting a control head on the KRS 100 actuator valve assembly make certain of the following 1 The control head is in the SET position On mechani cal installations the manual release lever should be pushed up and the tensioning tool inserted in safety hole in the housing On electrical installations make certain the solenoid trigger holds the actuating lever The actuating cam arrow should be pointed away from the ratchet spool toward the SET position on face plate and the release plunger should be flush or slightly retracted within the control head body 2 Ensure the safety pin is in place on the actuator valve assembly See Figure 2 3 Do not install the nitrogen cartridge at this time Note Control Heads are shipped in the SET position with cover off for ease of installation There are tensioning tools shipped with the mechanical and tandem control heads to enable proper tension setting on the cable A tensioning tool may be used with the pneumatic control heads There is no tensioning tool permitted with the electrical control heads The plunger of the electric solenoid holds the control head mechanism in proper position for the SET position 83 KRS100 001 4 1 SYSTEM CHECK OUT To demonstrate proper operation of the actuating system the following check out is to be accomp
13. tions in the equipment gt gt 5 described nor do they provide for every possible contingency to be met in connection e r e y S l S with installation operation and maintenance All specifications subject to change without notice Should further information be desired or should particular problems arise which 400 Main Street are not covered sufficiently for the purchaser s purposes the matter should be referred Ashland MA 01721 USA to KIDDE FENWAL INC Ashland Masssachusetts Tel 508 881 2000 Fax 508 881 8920 06 235864 001 Rev AB 2002 Kidde Fenwal Inc Printed in USA http www kiddefiresystems com
14. units have properly functioned 9 Inspect all other aspects of system operation such as dampers and door holders to see that the system has been installed properly 10 After resetting the system as outlined below repeat check out by operating local and remote manual con trols to assure their operation 5 1 READYING THE SYSTEM If all conditions have proven to be operational place sys tem in operation as follows For Control Head Operation 1 Ifthe fusible link system is used install a new S hook in the detection line If the electric system is used re placements should not be required 2 Reset the control head 3 Remove the control head tensioning tool when done and discard Electric control heads do not use tensioning tools September 2002 4 Install control head cover making sure notch in manual lever goes over manual release lever assembly Se cure with five screws supplied 5 Ensure that safety pin is in place on the actuator valve assembly If the pin cannot be placed in the actuator verify that control head is SET See Figure 2 6 Remove and discard tensioning tools in gas valve and or electric shut off and secure covers to units 7 Turnon electric power and open main gas line shut off valve Ensure that pilot lights are lit 8 Reset any electrical shutdown equipment operated by the switch contacts 9 Reset any dampers or other auxiliary equipment 10 Install nitrogen cartridge by com
15. y a suitable total or partial enclosure They all must be mounted in such a way that no part of the assembly stands in water or other liquid 83 KRS100 001 September 2002 The KRS 100 releasing device may be mounted either verti cally plumb with the control head or actuator at the top or horizontally level or at any angle between vertical and horizontal 3 1 1 POA amp SVA Mounting Prior to mounting the actuator POA P N 87 100012 001 or SVA 87 120042 001 to the wet or dry chemical cylinder valve make certain the actuator piston is flush with the bottom of the actuator body If the piston is not flush per form the following procedure 3 1 1 1 POA MOUNTING Place the unit on a flat surface and depress the valve core while pushing down on the assembly This will push the piston into the body of the actuator 3 1 1 2 SVA MOUNTING Push the spring loaded plunger in and push in the piston 3 1 2 Actuator Valve Assembly Mounting The actuator valve assembly P N 83 100010 001 can be mounted using the bolt holes located on the side flange of the actuator valve body The total assembly should be se cured to a surface which will support at least three times the total assembly dead weight Use both mounting holes to secure the assembly For applications where space is tight and clearance is needed between the control head and the wall use a spacer P N 83 100011 001 to provide the clearance See Figure 3 7 GA
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