Method Statement Title: Installation of CO detection and Alarm System
1.0 Scope
This method statement details the method of installation of CO detection and alarm system.
NOTE : 1. Testing and Commissioning of CO Detection and Alarm system will be submitted separately under Ref. ETA/MS/E-007.
2.0 Material
- Multitronic 592 – Standard 6 channel Monitoring & Control panel.
- ADOS 592 TOX CO gas sensor with chemical (CO gas) test head.
- 2 x 2C Shielded cable
3.0 Applicable Location
- East and West Podium ( basement, Lower ground Floor, Ground Floor
and First Floor)
4.0 Method
4.1 Storage
4.1.1 All materials received at site shall be inspected and ensured that the materials are as per approved material submittal.
4.1.2 Any discrepancies, damages etc. shall be notified to stores for further action.
4.1.3 Material found not suitable for the project is to be removed from site immediately.
- Cables shall be stored with the factory packing on the flat surface.
- CO detection and alarm system panels and devices are stored in a dry and ventilated closed space.
- Installation
- Installation of Containment
- The main cables from the panels to each detector through the concealed/G.I.Conduit
- Pulling cables
- The main cables from the panels are pulled through the containment.
- Cable type and size are as per approved shop drawing.
- Installation of Detectors
- ADOS 592 TOX gas detectors are installed on the G.I. back box on the designated columns as per approved shop drawing.
- The height of the detectors shall be as per approved shop drawing – 1200mm top of box from FFL.
- Terminate the wires to the detectors.
- Installation of Main panels
- The unit will be checked before installation for any mechanical damage during transportation.
- The nameplate will be checked against approved equipment data sheet.
- The panels are fixed at the designated BMS Room.
- The mounting height of the panel is 1800mm TOP from FFL.
- The 50mm x 50mm GI Trunking to be connected to the panel to take the cabling for detectors.
- Terminate the cable outgoing for detectors.
- Connection of power supply is fed from the DB as mentioned in the approved shop drawing.
- Provisions shall be made available for BMS connections
5.0 Records
- Signed off QC installation Check List
6.2 Inspection request duly signed-off by NMX and Consultant.
6.0 Attachment
7.1 Operating Instruction of ADOS Multitronic 592. – 13pages.
