Report on International Efficiency Efficiency Classes for ...
performance on motor. Internationally, there is a standard which stipulates the energy efficiency of low voltage AC motors, namely the International Efficiency (IE). The purpose of which is to promote higher energy efficiency to reduce the energy consumption and the energy cost of low voltage AC motors.
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Code of Practice for the Electricity (Wiring) Regulations ...
www.emsd.gov.hkof the Wiring Regulations. However, those installations or parts of installation which comply with 2015 edition of this CoP is also deemed to have met the requirements of the Wiring Regulations provided that they: (a) completed and connected to electricity supplies before 31 …
Code of Practice for Energy Efficiency of Lighting ...
www.emsd.gov.hkThe set of comprehensive Building Energy Codes cover this Code, the Codes of Practice for Energy Efficiency of Air Conditioning Installations, Electrical Installations, and Lift & Escalator Installations, and the Performance-based Building Energy Code. Amendment to 1998 Edition
CODE OF PRACTICE - EMSD
www.emsd.gov.hk5.2 Bleed-off Control and Reuse of Bleed-off Water 21 6. Notices and Labels 23 7. Risk Management of a Cooling Tower System 24 7.1 General 24 ... Biocide : A physical or chemical agent that kills bacteria and other microorganisms. Biodispersant : A chemical compound added to the water inside cooling tower
Technical Guidelines on Charging Facilities for Electric ...
www.emsd.gov.hk10. For Mode 1 charging, an AC charging current is delivered via a standard socket outlet e.g. BS1363 13A and a charging cable without communication function to the on-board charger of the EV. The presence of a residual current device (RCD) is a must on the supply side of the fixed electrical installation. This mode of charging is suitable for
Building Information Modelling for Asset Management …
www.emsd.gov.hk6 1. Introduction 1.1. Overview and Objectives The Building Information Modelling for Asset Management (BIM-AM) Standards and Guidelines is based on the asset templates developed by Electrical & Mechanical Services Department (EMSD), which is a summary of information requirement for more than 21 types of Electrical & Mechanical (E&M) systems that need …
Checklists to be Used - EMSD
www.emsd.gov.hktrunking. Bushing and rubber grommet, where necessary, provided. _____ (iii) Conductor sized to suit the rating of the fuse/MCB protecting the circuit. _____ (iv) No cable joint in final circuit. _____ (v) All joints of metal conduits or trunking to be mechanically sound, electrically continuous and protected against corrosion. _____ (vi) For ...
FORM 1 - New/Renewal Application for Registration as an ...
www.emsd.gov.hkELECTRICITY (REGISTRATION) REGULATIONS NEW/RENEWAL APPLICATION FOR REGISTRATION AS AN ELECTRICAL CONTRACTOR 此欄不用填寫 For Official use only 收件日期： Receipt date: 收據編號： Receipt Number: (注意：填寫此申請表格前請參閱「表格一備註」。
Guidance Notes for the Electrical Products (Safety ...
www.emsd.gov.hkThe Notes are a guide for suppliers of electrical products to understand the requirements of the Regulation. The Notes also set out lists of standards that are deemed to satisfy the applicable safety requirements of the Regulation. The Notes, which should be read in conjunction with the Regulation, are for guidance only and have no legal force.
Guidelines on Energy Efficiency of Lift & Escalator ...
www.emsd.gov.hkPractice for Energy Efficiency of Lighting Installations, Air Conditioning Installations and Electrical Installations, and the Performance-based Building Energy Code. As a supplement to the Lift & Escalator Code, the EMSD has developed this handbook of Guidelines on Energy Efficiency of Lift & Escalator Installations (Guidelines).
香港避雷系統與防雷裝置守則 大廈避雷系統適用標準規範 一 …
www.emsd.gov.hkIEC / BS EN 62305-1 = GB/T 21714.1 4. IEC / BS EN 62305-2 = GB/T 21714.2 5 IEC / BS EN 62305-3 = GB/T 21714.3 6. IEC / BS EN 62305-4 = GB/T 21714.4 7 8. Practice Note for Authorized Persons Buildings Department and Registered Structural Engineers 屋宇署156 ...
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ww1.microchip.comvoltage drop across a known low value resistor is monitored in order to determine the current flowing through the load. If the resistor is small in magnitude, the voltage drop will be small and the measurement will not have a major effect on the motor circuit. The power dissipation of the resistance makes current shunts