Japan, NOHMI BOSAI
NOHMI BOSAI PNU Series Discharge Nozzle
Made in Japan
Manufacturer: NOHMI BOSAI
Model: PNU Series
Features of PNU Series
- UL Listed to UL2127.
- Large Area Capability
- 360° Discharge Pattern
- 1 and 1¼ Inch Sizes
- Chromium Plated, Forged Brass Nozzle
- Simple and Attractive Design
Description
The PNU series discharge nozzle is used as a component of the NN100 Fire Extinguishing System. There are two sizes of nozzles, 25PNU (25mm) and 32PNU (32mm). Each nozzle has a deflector which causes the diffused agent from the orifice to be directed in the horizontal direction and discharged in the specified pattern.
The nozzle is made of Brass and has the orifice code specified by the flow calculation program. The inlet is provided with ISO 7-1 R female threads for connection with the piping. The adapter is available as an option when the piping connection is NPT thread.
The nozzle has a large area capability. The design factors including maximum area coverage, maximum height limitations, and nozzle location in the protected area shall be determined in accordance with the NN100 Design Manual.
Two types of nozzle installation are available. The nozzle can be either flush mounted at the ceiling surface or surface mounted just below the ceiling. For their simple design and attractive chromate plated finish, these nozzles are best suited for installation in computer rooms, libraries, electric rooms, etc.
Specification of PNU Series
Model | 25PNU | 32PNU |
---|---|---|
Part No. | U3301 | U3401 |
Size | 1″ | 1¼” |
Inlet connection | ISO 7-1 RC 1 | ISO 7-1 RC 1¼ |
Material | Brass, Chromium plated | Brass, Chromium plated |
Weight | 0.6 kg | 0.8 kg |