Description
Description

Combined universal shut-off high pressure handline nozzle RSKU-20HP. 

The handline nozzle is applied for formation of water mist stream (WM) under high pressure with the option to change the stream spray angle from the straight stream to shielding screen with 120 degree spray angle, as also for shut-off of the fire-extinguishing agent streams during fire suppression.

Features:

  • could form a full continuum of water mist streams from a dispersed stream to a shielding screen with 120 degree spray angle and could protect a fireman from a direct contact with fire, has ergonomic control elements and the reduced weight and dimensional sizes;
  • could work together with high-pressure pumps with a pressure up to 4 MPa. The water or fire-extinguishing agent is being supplied to the handline nozzle through the high-pressure hoses;
  • formation of the mist water streams (WM) allows to increase considerably the efficiency of fire extinguishing at the reduced amount of the used water and also to reduce damages from fire and excessive water.

The handline nozzle is used for fire extinguishing, cooling of buildings and technological structures, precipitation of clouds of poisoned or radioactive gases, fumes and dusts.

The handline nozzle could be also applied for completing of the mobile fire-fighting equipment and fire pumps. The handline nozzle is manufactured in climatic modification UHL (moderately cold climate) category 1.1 (external location), U (moderate climate) category 1 (external location), in accordance with GOST 15150-69.

The handline nozzle could be applied in a sea water (climatic modification OM (marine climate) category 1 (external location). The handline nozzle is manufactured in accordance with the requirements of ТU 4854-007-16820082-2015, state standard GOST R 53331-2009.

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RSKU-20HP
Features
Name of parameters
4
Swivel Base, DN 20
Nominal pressure, MPa 4
Operating pressure, MPa 2-4
Flow rate of water (foam agent solution), l/s 4
Stream range (outermost) at nominal pressure, m, not less than::
- straight water stream 33
- dispersed (at a stream discharge angle of 30°) 24
- straight foam 25
Effective range of a dispersed stream (at 30°), m, not less than 15
Angle range of a dispersed water stream, degrees 0-120
Shielding screen stream diameter, m, not less than 3
Arithmetic mean droplet diameter, µm, not more than 100
Foam expansion ratio, not less than 9
Сlimatic category in accordance with GOST 15150-69 U1, Uhl 1.1
Overall dimensions of the handline nozzle, mm, not more than 275
Weight, kg, not more than 1,6
Connecting thread G 1 1/2
Useful information
Certificates All certificates

Products: Combined universal handline nozzles RSKU-20HP, RSKU-20WM, are manufactured in accordance with the Technical specifications TU 4854-007-16820082-2015 with amendment No. 3 "Handline nozzles RSKU-20HP, RSKU-20WM. Technical specifications". Serial production.

Certificate validity period: from 30.11.2021 till 30.11.2026

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