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MODEL V-SD

SPECIFIC APPLICATION

ATTIC SPRINKLER

TECHNICAL DATA

Page 12 of 12

Form No. F_043015 20.07.28 Rev 20.2

The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058

Telephone: 269-945-9501 Technical Services: 877-384-5464 Fax: 269-818-1680 Email: [email protected]

Visit the Viking website for the latest edition of this technical data page www.vikinggroupinc.com.

Figure 15:

V-SD Sprinklers and Attic Upright or Standard Spray Sprinklers Separated by Compartmentalization

Calculate the Model V-SD

demand as described in

Figures 13 and 14, then

calculate the Standard Spray

Sprinklers per NFPA 13.

use the most demanding

calculation.

Dormer on top of roof or sheathing.

Wall

RIDGE

RIDGE

60

’ (18,3 m) roof span

60’

(18,3 m) roof span

12

4

12

6

12

4

12

6

Asymmetrical

slopes

Asymmetrical

slopes

Replaces Form F_043015 Rev. 20.1

(added antifreeze system design criteria.)

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Summary of Contents for V-SD

Page 1: ...us Listing was achieved using full scale fire tests within wood truss construction The Model V SD Single Directional sprinkler provides a reduced response time due to its narrow ridge spacing of 6 ft 1 8 m and long throw pattern up to 40 ft in a single direction measured horizontally and is offered in three different slope ranges and one orifice size K 5 6 Listed for specific pitches 4 12 7 12 7 1...

Page 2: ...ough the sprinkler orifice strikes the deflector forming a uniform spray pattern to extinguish or control the fire and protect the piping in the interstitial space 6 INSPECTIONS TESTS AND MAINTENANCE Refer to NFPA 25 for Inspection Testing and Maintenance requirements 7 AVAILABILITY The Viking V SD Specific Application Sprinkler is available through a network of domestic and international distribu...

Page 3: ...tible and Non Combustible Sloped Attic Spaces Part Number1 SIN Maximum Pressure Thread Size Nominal K Factor Overall Length Listings and Approvals3 NPT BSP U S metric2 Inches mm cULus4 FM LPCB 19578 VK693 175 psi 1 2 15 mm 5 6 80 6 2 3 4 69 A1 A2 19799 VK694 175 psi 1 2 15 mm 5 6 80 6 2 3 4 69 A1 A2 19759 VK695 175 psi 1 2 15 mm 5 6 80 6 2 3 4 69 A1 A2 Approved Temperature Rating A 200 F 93 3 C Ap...

Page 4: ...19578 VK693 V SD 1 2 15 mm 5 6 80 6 40 12 2 36 137 41 3 2 8 4 12 7 12 See footnote 2 19799 VK694 V SD 1 2 15 mm 5 6 80 6 30 12 2 24 91 18 4 1 3 7 12 10 12 See footnote 2 19799 VK694 V SD 1 2 15 mm 5 6 80 6 40 12 2 35 133 39 1 2 7 7 12 10 12 See footnote 2 19759 VK695 V SD 1 2 15 mm 5 6 80 6 30 12 2 24 91 18 4 1 3 10 12 12 12 See footnote 2 19759 VK695 V SD 1 2 15 mm 5 6 80 6 40 12 2 35 133 39 1 2 ...

Page 5: ...alculations Because of the density of freezemaster antifreeze the K factor must be adjusted and the friction loss must be considered in the system design Piping Types Steel wet and dry CPVC wet systems only Occupancy Classification Light hazard only Viking V SD Sprinkler Spacing Maximum Coverage Area 339 ft2 31 5 m2 as measured along the slope Coverage area is determined by the maximum distance th...

Page 6: ...vers a maximum of 6 152 mm laterally from the center line of the branch line Model V SD or V BB sprinklers are installed on Vertical Sprigs attached to the branchline Model V SD or V BB sprinklers are installed on angled sprigs a maximum of 6 152 mm laterally from the centerline of the branchline Installed with a minimum lateral distance of 18 457 mm from any device that produces and releases heat...

Page 7: ...al data page www vikinggroupinc com Figure 4 Allowed V SD Attic Sprinkler Under Asymmetrical Slopes 8 203 mm Minimum Draft curtain or full wall to deck X X Y Y Refer to Figure 4 V SD Sprinklers are permitted when the slope angles are not equal to each other In this situation install the appropriate sprinklers for each respective slope as shown at right Vertical riser Vertical riser Vertical sprig ...

Page 8: ...rinkler Larger or closer obstructions require an additional sprinkler on the opposite side of the obstruction This criteria only limits the obstructions that run across the trusses or rafters not the top chord of the trusses or the depth of the rafter Refer to Figures 8 and 9 below where the maximum spacing for Attic Upright Sprinklers is 12 ft 3 7m and standard spray sprinklers is 15 ft 4 6m Any ...

Page 9: ... Refer to Figure 10 below For vertical obstructions the maximum dimension of the obstruction is the width and the horizontal distance is measured horizontally TABLE 2 OBSTRUCTION CRITERIA Dimension X Distance Y Additional Sprinklers Required Beyond Obstruction Maximum Horizontal Dimension of Obstruction Minimum Horizontal Distance to Obstruction All vertical obstructions 6 152 mm YES 1 2 1 13 mm 2...

Page 10: ...ion Criteria 6 Figure 12 Obstruction Criteria 7 36 914 mm or more Mechanical space 36 914 mm or more Additional sprinklers are not required 36 914 mm or more 4 102 mm TO 6 152 mm 4 102 mm TO 6 152 mm Mechanical space Intermediate level sprinkler 12 304 mm TO 36 914 mm If a V SD Sprinkler is 36 914 mm or greater above the space and 36 914 mm or greater clearance above the space is present additiona...

Page 11: ...8 3 m roof span Figure 13 V SD Sprinklers Figure 14 V SD Sprinklers and Attic Upright or Standard Spray Sprinklers at the Ridge Wet Systems Calculate the most demanding 5 V SD sprinklers Dry Systems Calculate the most demanding 9 V SD sprinklers Wet Systems Calculate the most demanding 5 sprinklers of one type Use the most demanding calculation Dry Systems Calculate the most demanding 9 SD Sprinkl...

Page 12: ...this technical data page www vikinggroupinc com Figure 15 V SD Sprinklers and Attic Upright or Standard Spray Sprinklers Separated by Compartmentalization Calculate the Model V SD demand as described in Figures 13 and 14 then calculate the Standard Spray Sprinklers per NFPA 13 use the most demanding calculation Dormer on top of roof or sheathing Wall RIDGE RIDGE 60 18 3 m roof span 60 18 3 m roof ...

Page 13: ...sprinkler used DO NOT install sprinklers onto piping at the floor level Install sprinklers after the piping is in place to prevent mechanical damage DO NOT allow impacts such as hammer blows directly to sprinklers or to fittings pipe or couplings in close proximity to sprinklers Sprinklers can be damaged from direct or indirect impacts DO NOT attempt to remove drywall paint etc from sprinklers Tak...

Page 14: ...CAPS MUST BE REMOVED FROM SPRINKLERS BEFORE PLACING THE SYSTEM IN SERVICE Figure 1 Sprinkler shield being removed from a pendent sprinkler Figure 2 Sprinkler cap being removed from a pendent sprinkler Figure 3 Sprinkler cap being re moved from and upright sprinkler HOW TO REMOVE SHIELDS AND CAPS No tools are necessary to remove the shields or caps from sprinklers DO NOT use any sharp objects to re...

Page 15: ...hese sprinklers NOTE The protective cap is temporarily removed during installation and then placed back on the sprinkler for protection until finish work is completed Do not over tighten the sprinklers into fittings during installation Do not use the sprinkler deflector to start or thread the sprinklers into fittings during installation Do not attempt to remove drywall paint etc from the sprinkler...

Page 16: ...r installation to protect the corrosion resistant properties of the sprinkler Use care when locating sprinklers near fixtures that can generate heat Do not install sprinklers where they would be exposed to temperatures exceed ing the maximum recommended ambient temperature for the temperature rating used Inspect the coated sprinklers frequently soon after installation to verify the integrity of th...

Page 17: ...ler technical data page Never install any glass bulb sprinkler if the bulb is cracked or if there is a loss of liquid from the bulb A small air bubble should be present in the glass bulb Any sprinkler with a loss of liquid from the glass bulb or damage to the fusible element should be destroyed immediately Note Installing glass bulb sprinklers in direct sunlight ultraviolet light may affect the co...

Page 18: ...tile iron or Nibco CPVC threaded tee fittings for wet systems that meet the dimensional requirements of ANSI B16 3 Class 150 or cast iron threaded tee fittings that meet the dimensional requirements of ANSI B16 4 Class 125 even at branch line ends The threaded end of the dry sprinkler is designed to allow the seal to penetrate and extend into the fitting to a predetermined depth This prevents cond...

Page 19: ...er To remove caps from frame style sprinklers turn the caps slightly and pull them off the sprinklers SPRINKLER CAPS OR BULB SHIELDS MUST BE REMOVED FROM SPRINKLERS BEFORE PLACING THE SYSTEM IN SERVICE Retain a protective cap or shield in the spare sprinkler cabinet 5 For flush style sprinklers the ceiling ring can now be installed onto the sprinkler body Align the ceiling ring with the sprinkler ...

Page 20: ...moving the system from service notify all Authorities Having Jurisdiction Consideration should be given to employment of a fire patrol in the affected area 1 Remove the system from service drain all water and relieve all pressure on the piping 2a For frame style sprinklers use the special sprinkler wrench to remove the old sprinkler by turning it counterclockwise to unthread it from the piping 2b ...

Page 21: ...show the highest readings to be expected In addition recognized installation rules may require a higher temperature classifica tion depending upon sprinkler location occupancy classification commodity classification storage height and other hazards In all cases the maximum expected ceiling temperature dictates the lowest allowable temperature classification Sprinklers located immediately adjacent ...

Page 22: ...ended for installation with a concealed piping system The assembly con sists of a sprinkler installed in a decorative adjustable recessed escutcheon that minimizes the protrusion of the sprinkler beyond the ceiling or wall without adversely affecting the sprinkler distribution or sensitivity Refer to the appropriate technical data page for allowable sprinkler models temperature ratings and occupan...

Page 23: ... TESTS AND MAINTENANCE Refer to NFPA 25 for Inspection Testing and Maintenance requirements 7 AVAILABILITY Viking sprinklers are available through a network of domestic and international distributors See The Viking Corporation web site for the closest distributor or contact The Viking Corporation 8 GUARANTEE For details of warranty refer to Viking s current list price schedule or contact Viking di...

Page 24: ...ction of fire protection products are provided herin as they relate to legally mandated jurisdictional regions WARNING STATE OF CALIFORNIA USA Installing or servicing fire protection products such as sprinklers valves piping etc can expose you to chemicals including but not li mited to lead nickel butadiene titaninum dioxide chromium carbon black and acrylonitrile which are known to the State of C...

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