5.8.2 The manual and automatic transfer switches set in the protection area shall be installed at the entrance of the protection area for easy operation, and the installation height is 1.5m from the center point to the ground (floor).
6.1.4 During commissioning test, reliable measures shall be taken to ensure the safety of personnel and property.
6.1.6 After commissioning, all system components and linkage equipment shall be restored to normal state.
(the nozzle is an important part in the gas fire extinguishing system to control the flow rate of extinguishing agent and ensure the uniform distribution of extinguishing agent.
All inspection methods can be inspected by observation.
5.7 installation of prefabricated fire extinguishing system 5.7.1 The installation position of prefabricated fire extinguishing systems such as cabinet gas fire extinguishing device and hot aerosol fire extinguishing device and their controllers and audible and visual alarms shall meet the design requirements and be firmly fixed.
6.1.3 Before commissioning, the model, specification, quantity and system installation quality of system components and materials shall be checked according to Chapter 4 and Chapter 5 of this specification, and the problems found shall be handled in time.
6.1.2 Before commissioning, the gas fire extinguishing system shall have complete technical data and comply with the provisions of articles 3.0.2 and 5.1.2 of this specification.
5.8.4 The gas discharge indicator should be installed directly above the entrance of the protection area.
5.8.3 Manual start and stop buttons shall be installed at the entrance of the protection area for easy operation, and the installation height is 1.5m from the center point to the ground (floor); The installation of audible and visual alarm devices in the protection area shall meet the design requirements, and shall be installed firmly without inclination.
Due to the similar structure and many specifications of the nozzle, it should be checked clearly during installation.) 5.6.2 For the nozzle without decorative cover installed under the ceiling, the thread of the connecting pipe end shall not expose the ceiling; For the nozzle with decorative cover installed under the ceiling, the decorative cover shall be close to the ceiling.
You’d better watch it..
5.6.1 When installing the nozzle, check its model, specification and nozzle hole direction one by one according to the design requirements.
6.1.5 Commissioning items shall include simulated start-up test, simulated air jet test and simulated switching operation test, and construction process inspection records shall be filled in according to table C-4 of this specification.
5.7.2 The space environment around prefabricated fire extinguishing system devices such as cabinet gas fire extinguishing device and hot aerosol fire extinguishing device shall meet the design requirements.
six point one general provisions 6.1.1 The commissioning of gas fire extinguishing system shall be carried out after the installation of the system, and after the commissioning of relevant fire alarm system, automatic opening closing device, ventilation machinery, fire damper and other linkage equipment.
The above contents are all checked.
5.8 installation of control components 5.8.1 The installation of fire extinguishing control device shall meet the design requirements, and the installation of fire detector in the protection area shall meet the provisions of the current national standard code for construction and acceptance of automatic fire alarm system (gb50166).
