Overview
The VTCON Concealed Pendent Sprinkler VT3501 is designed for concealed ceiling installation with a matching cover plate for a clean finished appearance.
Catalogue specifications list a nominal K-factor of 5.6 (U.S.) / 80 (metric), 5 mm glass bulb, standard response, temperature ratings of 57°C, 68°C, 79°C, 93°C, and 1/2″ NPT or 1/2″ BSPT connection.
Select the sprinkler orientation, response type, temperature rating and thread standard according to the approved project design.
Key Features
• Pendent installation for ceiling sprinkler piping
• Nominal K-factor: 5.6 (U.S.) / 80 (metric)
• 5 mm glass bulb
• Standard Response
• Temperature ratings: 57°C, 68°C, 79°C, 93°C
• Thread connection: 1/2″ NPT or 1/2″ BSPT
• Certification shown in catalogue: FM / UL
Technical Specifications
| Items | Specification |
|---|---|
| Product Name | Concealed Pendent Sprinkler |
| Model | VT3501 |
| Catalogue Product Name | Concealed Pendent Sprinkler |
| Catalogue Model | VT3501 |
| Nominal K-Factor | 5.6 (U.S.) / 80 (metric) |
| Bulb Nominal Diameter | 5 mm glass bulb |
| Items | Specification |
|---|---|
| Response | Standard Response |
| Temperature Ratings | 57°C, 68°C, 79°C, 93°C |
| Thread Size | 1/2" NPT or 1/2" BSPT |
| Certification | UL |
| Application | Water-based fire sprinkler systems |
Product Structure & Dimensions
Cross Structure & Dimensions
| Size (Inch) | Nominal Size (mm) | A (mm) |
|---|---|---|
| 1/2 | 15 | 28.5 |
| 3/4 | 20 | 33.3 |
| 1 | 25 | 38.1 |
| 1-1/4 | 32 | 44.5 |
| 1-1/2 | 40 | 49.3 |
Dimensions are for reference only. Please contact VTCON for detailed drawings and project requirements.
