ESFR nozzle “Aqua-Gefest” К=242
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°С, 68°С , 79°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 |
Diagram of water irrigation intensity dependence on pressure on the protected area of 9,6 m2 for upright ESFR nozzles
Drawing of irrigation intensity for upright ESFR nozzles with capacity factor К=1,28/242/16,8
Performance factor | 1,28 |
Dimensions | 90х75 mm |
Outlet diameter | 19,5 mm |
Drencher or Sprinkler | Drencher |
Protected area | 9,6 м2 |
K-factor | 16,8 (242) |
Atomizer weight | 0,22 kg |
Installation orientation | Upright |
Connecting thread | 3/4 |