SPRINKLER GLASS BULB TYPE YJ-US
Glass bulb actuated sprinkler are filled a thermal expansion liquid that will expard and burst when the embient temperature rises due to heat. Then fire – extinguishers water will be released & put out a fire.
Sprinkler Youngjin Flex : YJ-US-1 and YJ-US-2 : Certificate KFI – Korea
| No. | Description | Material |
| 1 | Frame | Brass |
| 2 | Deflector | Brass |
| 3 | Bulb Cap | Brass |
| 4 | Glass Bulb | Glass |
Sprinkler YJ-US-1 or YJ-US-2 Youngjin Flex Made in Korea
SPECIFICATION YOUNGJIN FLEX SPRINKLER YJ-US-1 or YJ-US-2
| Model No. | YJ-US-1 | YJ-US-2 |
| Working Temperature | 68°C | 93°C |
| Max Ambient Temperature | 39°C | 56°C |
| Temp, Indication color | Red | Green |
| Connection Screw Size | 25A(PT 1/2”) | |
| Orifice Size | Ø11.2mm | |
| Flow Rate | 80l/min-0.1Mpa(K=80) | |
| Test Pressure | 2.5Mpa | |
| Surface Finishing | Ni-Cr Coating | |
