ESFR nozzle “Aqua-Gefest” К=362
Marking
ДВS0 – РНо(д)1,91 – R1.B2 Aqua-Gefest
Description
Pendent ESFR Drencher “Aqua Gefest”.
Drencher have 3mm JOB bulb with 57°С and 68°С activation temperatures.
Drencher frames are made from brass and may have galvanic anti-corrosive cover (chrome) or polymeric cover in accordance with RAL catalogue.
Purpose
Drenchers are used automatic extinguishing installations for protection high-rack storages with stationary and movable racks of 12,5 meters high and for protection of compartments of 20m high as standard sprinkler.
Technical parameters
|
K-factor, GPM/PSI (LPM/bar) |
25,0 (362) |
||||
|
Orifice |
19,5 mm |
||||
|
Activation temperature |
57°, 68° , 79°,93°С | ||||
|
Bulb diameter |
3 mm | ||||
| Activation temperature | 57°, 68° , 79°,93°С | ||||
|
Operating pressure |
0,1 – 1,2 MPa | ||||
|
Heat capacity index |
45(m·s) ½ | ||||
|
Sprinkler intensity at the 5m height and pressure: 0,1 MPa 0,3 MPa |
0,42 0,75 |
||||
|
Thread |
R 1 | ||||
| Size | 90х55 mm | ||||
| Weight |
0,22 kg |
||||
Diagram of irrigation intensity dependence on pressure at application on 9,6 m2 protected area
Installation height 2,5m
Sprinkler maps
| Atomizer weight | 0,22 kg |
| Connecting thread | R 1 |
| Dimensions | 90х55 mm |
| Drencher or Sprinkler | Drencher |
| Installation orientation | Pendent |
| K-factor | 25 (362) |
| Outlet diameter | 24 mm |
| Performance factor | 1,91 |
| Protected area | 9,6 m2 |
| Sprinkler flask diameter | 3 mm |
| Sprinkler response temperature | 57°С, 68°С , 79°С |