1, Description

The device is suitable for the most unfavorable parts of the wet, dry, pre-acting, circulating, closed foam spray zones and the most disadvantageous part of the rain system drive detection pipe network.

2, The main function

(1) The linkage and reset performance of the water flow indicator, the alarm valve and the pressure switch when the nozzle of the most unfavorable part of each protection zone of the simulated sprinkler system works.

(2) Test the working medium switching time of the dry, pre-action, foam spray system, such as gas-water, water-foam.

(3) Facilitate the flushing and water exchange maintenance of the pipeline in the future.

(4) Show the hydrostatic pressure and spray pressure of the most unfavourable nozzle.

3, the main parameters

(1) Rated working pressure: 1.2 MPa;

(2) Ambient temperature: 4 °C ~ 70 °C

4, Shape and connection size

• End water test device