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Site Survey/Design

  • Arrange for staff from the Engineering Department and the Marketing Department to visit the site for photography and to understand the conditions of the workplace.
  • Arrange for marketing staff to initially review the tender documents.
  • When necessary,provide technical advice from the Engineering Department staff.
  • Determine participation in the tender and its strategy.
  • Design the spatial layout and wiring planning involved
next step

Measurement and Estimation of Materials and Labor

Prepare a detailed bill of quantities for the design:

  • Control cabinet
  • Electrical panel
  • Components included in the control cabinet and electrical panel

Measure the required cable lengths for the parking spaces as per the design

  • Cable lengths
  • Main cable tray/bracket
  • Branch cable trays and/or brackets
  • Conduits
next step

Construction Revision

Design

  • Conduct a site survey.If any modifications are required,the revised plan should be prepared as soon as possible.

Engineering

  • Initially discuss the workflow with the contractor.
  • Consult with the management office regarding vehicle arrangements.

Materials and Labor

  • Determine the delivery schedule for all relevant materials
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Engineering Preparation

Procurement and transportation arrangements

  • Quantity
  • Timing
  • Receiving arrangements

Process arrangements

  • Overall construction schedule
  • When the electrical room section involves power outages,we need to submit an application to CLP or HK Electric.
  • Public and private parking space adjustments
  • System testing

Engineering document preparation

  • Material documentation
  • Construction plan(cable trays/cable racks/isolation switches,etc.)
  • Safety planning(construction site environment/worker health)
next step

Construction

  • Power outage for control cabinet modification
  • Installation of cable trays
  • Laying of electrical wires
  • Electrical panel
  • Weekly reports
  • Safety equipment
  • Supervision of progress
next step

Completion and Testing

System

  • Earth Loop Impedance Test
  • Meggar Test
  • RCBO Tripping Time Test

LVSB

  • Factory Acceptance Test(FAT)
  • Site Acceptance Test(SAT)
  • TRT
  • TRT

As-Built Drawings

  • Monthly Reports
  • Demonstration of Fire Emergency Switch Operation
  • Demonstration of Analyzer Operation
  • Maintenance Manual
next step

Cabinet testing

System testing

Completion and testing documents