This guide lists the supply-and-metering requirements of a customer's internal electrical distribution system. As such it is a vital reference for architects, electrical engineers and Registered Electrical Contractors (RECs).

Its contents include:

  • Technical requirements of Main Incoming Circuit Breaker (MICB)
  • Dimensional requirements and the provision of communication means of metering equipment
  • Interfacing requirements for New Cable Colour Code
  • Requirements of meter room key

Download "Guide to Supply and Metering Arrangement on Customer’s Internal Distribution System"

Download "Standard Metering Arrangement for Electric Vehicle (EV) Charging Facilities for Car Parks of New Building Development”

Download “Typical Details for Improvement Works to Electrical Cable, Meters & etc. under the Fire Safety (Commercial Premises) Ordinance or Fire Safety (Buildings) Ordinance”


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