Viking VK853 K8.0 Cleanroom Pendent Sprinkler for Fire Protection
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The Viking VK853 K8.0 Cleanroom Pendent Fire Sprinkler is engineered for overhead installation in controlled environments such as pharmaceutical manufacturing facilities, biotechnology cleanrooms, laboratories, and electronics production sites. This quick-response sprinkler provides rapid heat detection and optimized water discharge via an umbrella-shaped spray pattern while maintaining the sterile conditions and air purity essential for sensitive operations.
Designed for integration into suspended ceiling grids, this model complies fully with NFPA 13 standards for installation in wet pipe, dry pipe, and pre-action fire suppression systems. Its specialized compact frame and stainless steel laser-etched deflector minimize particle accumulation and contamination risks, satisfying strict life safety and environmental integrity codes.
Key Features & Construction
- Quick Response Technology: Thermosensitive glass bulb reacts instantly to rising heat to control fire spread rapidly.
- Optimized K-Factor: 8.0 (115 metric) K-factor delivers an balanced water flow rate for effective suppression with minimized water damage.
- Cleanroom-Compatible Frame: Compact construction with a stainless steel laser-etched deflector integrates seamlessly into suspended ceiling grids to prevent particle accumulation.
- Corrosion-Resistant Performance: Built to endure harsh environmental conditions and frequent facility cleaning protocols.
- Pendent Orientation: Overhead installation design provides an effective umbrella-shaped spray pattern.
- Maximum Working Pressure: Rated for up to 175 psi (12 bar) working pressure.
Technical Specifications & Compliance
| Specification | Detail |
|---|---|
| Manufacturer / Brand | Viking |
| Model / Series Number / SIN | VK853 |
| Connection / Thread Size & Type | N/A |
| Pressure Rating (WWP) | 175 psi (12 bar) |
| K-Factor | 8.0 (115 metric) |
| Temperature Rating / Response Type | Quick Response (Thermosensitive glass bulb) |
| Material / Body Construction | Stainless steel laser-etched deflector, specialized compact frame |
| Agency Listings & Approvals | UL Listed, FM Approved, CE Approved |
| Applicable NFPA Standards | NFPA 13 |
Submittal & Installation Note: Verify local Authority Having Jurisdiction (AHJ) requirements and consult manufacturer technical data sheets before system installation.
Documentation: Download Manufacturer Technical Data & Cut Sheet (PDF)
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