The system consist of 4 CO2 Panel in which every of them have the followings.
- Heat detector
- Smoke detector
- Fire curtain
- CO2 gas cylinder
Procedure of Testing shall be as follow.
- Check whether installation is completed as per drawing or not.
- Check physical installation whether any defect or irregularity observed.
- Start with Lamp Check for panel - To ensure all indicators are functioning well.
- Check Battery and Charger condition.
- Test Heat detector - Apply heat ( normally using lighter) to heat detector. Check whether detector triggered or not. If detector triggered, signal will be sent to CO2 panel and indicator light will lights up at CO2 panel. Bell will start ringing.
- Test Smoke detector - Apply smoke tester by spraying smoke to detector. Second alarm will comes in and CO2 panel indicator will indicates light.
- At this moment, fire curtain will drop down.
- After 30 Seconds, CO2 gas will be released from CO2 cylinders. Gas will be flooding room area and to cease the fire.
- Reset alarm after attending the fault.
- Solenoid valve connection at CO2 cylinder shall be isolated to avoid actual release of the gas during activation. Unless, actual testing is required and spelt out in B.O.Q.
- However, in order to check signal to solenoid valve, a voltage test can carry out. A 24V signal will be recorded when signal from CO2 panel sent to solenoid valve to release CO2 gas.
2 comments:
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