Foam/water ESFR sprinklers for automatic fire-extinguishing
ESFR nozzle “Aqua-Gefest” К=1,28/242/16,8
Marking
Description
Pendent ESFR Drencher “Aqua Gefest”.
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 |
242 |
|
Orifice |
19,5 mm |
|
Activation temperature |
57°, 68° , 79°,93°С |
|
Bulb diameter |
3 mm |
|
Operating pressure |
0,1 – 1,2 MPa |
|
Heat capacity index |
45 (m*s) 1/2 |
|
Sprinkler intensity at the 5m height and pressure: 0,1 MPа 0,3 МPа |
0,38 0,65 |
|
Thread |
3/4 inches |
|
Size |
90х70 mm |
|
Weight |
0,22 kg |
| Atomizer weight | 0,22 кг |
| Connecting thread | 3/4 |
| Dimensions | 90х50 мм |
| Drencher or Sprinkler | Drencher |
| Installation orientation | Pendent |
| K-factor | 16,8 (242) |
| Outlet diameter | 19,5 мм |
| Performance factor | 1,28 |
| Protected area | 9,6 м2 |
| Thermal inertia coefficient | 45 (м*с) 1/2 |