1.0 Scope
1.1 This method statement details the method of installation of Isolators & Switching accessories.
2.0 Material
- Isolators,
- Switching accessories,
- Cable glands and lugs,
- P.V.C. wires,
- Identifications.
3.0 Applicable Location
- Isolators in Plantrooms, Lift–M/C room, Fan-rooms in E1,E2,E3 & W1,W2,W3 Towers and Plantroom in Podium areas.
- Switching accessories in all Towers & Podium areas.
4.0 Method
4.1 Storage
- Isolators & Switching accessories shall be inspected upon receipt at site for damages and compliance with the approved submittals.
- Upon completion of receiving and inspection, the Isolators & Switching shall be stored in a covered and ventilated store.
- Material found not suitable for the project is removed from site immediately.
4.2 Installation
- Ensure current/approved documents like shop drawing are available with the installation team and to be installed after the details given in the approved drawing and specification.
- Shift the particular Isolators & Switching accessories to the work place.
- Check the label/marking to ensure before installation.
- Mark the fixing position of the Isolators & Switching as per shop drawing, coordinate with other equipment and services.
- Suitable knock-out at the top of the Isolators shall be used for Incoming cable entry.
- File the knock-out to suit the cable glands and lugs for rigid terminations. Insulation will be fitted around the knock out to protect cable insulation passing through, where cable gland are not used.
- Clean the Isolators after dressing with blower to blow out all the small particles and dust after the termination works.
- Provide identification labels as per specification / approved submittals.
- Inspection shall be offered to QC Verification.
6.0 Records
6.2 Inspection request duly signed-off by NMX and Consultant.