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Building Electrical Maintenance — WR2, Rising Mains and Main Switchboards

Professional building electrical engineering — inspection, testing, maintenance, maintenance, alteration, renovation and replacement of nearly five hundred building experience

Building electrical maintenance — building main switchboard and electrical rising mains replacement work

building Electrical system repair and maintenance

YAT FULL ENGINEERING, established at the beginning of 2002, initially focused on new construction of electricity systems, school construction and government hospitals, followed by maintenance of the building of the electricity system (WR2) and water pump control system at the secondary four- to twenty-five-year transit camp, and has been repaired to almost five hundred buildings, including more than seven buildings, together with rising electrical mains and building main switchboard and replacement of Hong Kong-specific electricity.Société d ' Entrepreneur, Inc.。

Our aim is to provide competitive costs and quality materials, carefully calculating each customer’s electrical system to ensure dependable and safe power. Whether the project involvesWR2 InspectionsElectricity Testing,Rising Mains ReplacementOrSwitchboard ReplacementWe have all worked closely to secure the building and the use of the home.

Scoping of services

  • WR2 Periodic check-ups, tests and flaws of electrical installations
  • Electric rising mains Replacement and maintenance
  • Replacement and maintenance of main switchboard (electrical, electrical appliances)
  • Maintenance of the building and maintenance of the public electricity system
  • Electricity system installation, retrofitting of electrical systems and refurbishing of electrical systems
  • Regular maintenance of the electricity system and cable house inspection
  • Electrical kitchens and power systems24-hour Emergency RepairsSupport

Building Electricity System Maintenance Performance

500+

Electricity systems and water pump control systems have been repaired to more than five hundred buildings

70+

Replacement of more than 70 dams with the ectrical rising mains and the dammain switchboard

1600A/2500A

Emergency repair and replacement of 1600A and 2500A main switchboard explosive incidents

What is the composition of the public power system?

Public power installations include general switch cables and circuit cables, electrical lines (e.g. electrical rising mains) for all residential units and merchants, as well as utilities such as elevators, water pumps, cantons, lifts and corridor lighting, owned by Owners’ Corporation and building industry management companies; for example, building without Owners’ Corporation, owners and owners.

main switchboard (main cable)

The plating house, which is a general switch and protection device after the power company is on board, distributes the electricity to the electrical rising mains and the public circuits, as detailed.Switchboard Replacement。

electrical rising mains

The main cables, which are run by the main switchboard vertically into the various floors, provide electricity to the cables and household units at each sub-division.Rising Mains Replacement。

Substance cables and appliances

It is located in buildings or plating rooms and is responsible for the distribution of electrical power to the household unit and the building ' s public circuits, with interconnections, insurers and protection devices.

Electrical access to utilities

Electrical tolift,Water pump control systemFinal circuits of public utilities, such as canteens, stairs and corridor lighting.

Connectivity and protection mentors

This includes terminal terminal terminals, electro-protection guides and equivalent electrical interfaces, which are important safety designs to prevent exposure to electricity, as well as one of the priorities of WR2 inspections.

Refrigeration devices

rooftop evasion devices and their trails, placing radar security underground; the break-up is a commonly unqualified project specified by Electrical and Mechanical Services Department.

WR2 Electricity Inspection: Fixed-term examination of electrical installations and five-year electric examination

WR2 is a tabular number of the Test Certificate under the Electricity (Travel) Ordinance. The owner of a fixed power facility, including individual unit owners, property management companies and Owners’ Corporation, has a responsibility to arrange regular inspections and testing, and the Electrical and Mechanical Services Department notes that the five-year screening is designed to avoid electrical accidents and to safeguard public safety; and that failure to detect may lead to the public or engineer.

Required inspection cycle

  • At least every five years: ordinary buildings with an approved loading exceeding 100 amperes; factories or industrial undertakings exceeding 200 amperes; and designated premises such as hotels, hospitals, schools and childcare centres, regardless of loading
  • Each yearPublic entertainment sites, places where dangerous goods are manufactured or stored and fixed high-pressure power installations

Scope of inspection

All fixed cables and associated electrical equipment, including main cables (main switchboard), electrical rising mains routes, electrical appliances, final electrical circuits and fixed electrical equipment, shall be included in the scope of regular inspections, testing and receipt of certificates.

Certificates and additional time frames

  • registered electrical contractor required to be testedOne monthIssuance WR2
  • The owner is required to issueWithin two weeksSubmitted to Electrical and Mechanical Services Department, plus $695 per cost port
  • The owner may request the relevant registered electrical contractor to be presented
  • Electrical and Mechanical Services Department send a letter reminding the owner before the certificate expires

Consequences of unscheduled inspections

Electrical and Mechanical Services Department personnel conduct regular astronomical inspections, if building is found not to be regularly checked and tested for fixed-power installations, take law enforcement action, and the lack of proper maintenance of the electrical installations may cause an accident of electricity and the owner may be subject to a third party ' s claim.WR2 Frequent problems of electricity inspection。

WR2 Electricity Inspection - building Electricity Facility periodic check-ups and tests

Fixed five-year check-ups are often not in line with standard projects

The following are regular tests by the Electrical and Mechanical Services Department, listed in the Electricity Regulation Seminar, which are often not in line with the standard project. Yat Full will review and provide rehabilitation programmes on a case-by-case basis when WR2 electricity works are carried out.

Electrical kitchen management

  • Cable doors should be regularly locked
  • Cables should not be placed in a gallery room

Electrical appliances and switches

  • Breakdown of appliance appliances
  • Individual switches did not indicate the circuit to which they belonged
  • In vitro with electroconductors

Line installation

  • Inadequate wire receptacle
  • Electrical cables, circuit boxes, etc., were not covered
  • Inadequate fixtures on holidays
  • Electrical wire installation was inadequate and vulnerable to grinding
  • Slight intercepted area

Electrical design

  • Inadequate segregation of different types of electricity
  • Installation by electric light circuits
  • Boxes and links
  • No fire prevention barrier

Connectivity and protection mentors

  • The device was not receptive
  • Ultimate circuits are not receptive
  • Sighting of the terminal cannot be opened
  • Pable electroconductors
  • Electrical protection mentors corrosion

Status of equipment

  • Severe corrosion of the device
  • Paradigm, bullying
  • Deactivated devices were not dismantled
  • Breakdown of the mined device

How do Yat Full address WR2 defects?

It is the responsibility of the owner to correct where the electrical installation is problematic, and Yat Full will, after inspection, identify the location, nature and priorities of each defect, provide a sub-statement of the price. Minor defects (e.g. marking, sheeting, impeachment clean-up) can be dealt with in a timely manner; they relate to main switchboard, electrical rising mains or serious defects in protection mentors.Replacement of main switchboardorRising Mains Replacementet al.Renovation of the electricity systemThe programme, which was completed, was followed by a review and testing exercise.Electricity Systems Engineering case。

Electric rising mains replacement — building three-air electrical rising mains emplacement

Electric rising mains replacement work

Electrical rising mains is the building of the power system, with electrical rising mains in a number of Hong Kong ' s old buildings having been used for decades, with insulation, receptacle oxidized heat, combined with household refrigeration and electrical appliances far beyond the design of the current year, making it easier to fluctuate, sleep or even shorter fires.

Electric rising mains old police numbers

  • WR2 Electricity Inspection Report listed electrical rising mains deficiencies
  • building Frequent or wholesale, irritation
  • Receptive heat, variant or burn odour
  • Households ' applications for increased electricity supply restrictions
  • Ecstasy or cables had infiltrated water, plant corrosions

III-ocean electrical rising mains design requirements

The Electrical and Mechanical Services Department Electricity (line) Code of Practice provides that, with the consent of the supplier, any building above four layers of high (including underground) shall be equipped with three different electrical rising mains and each layer with a three-fold four-line branch. Yat Full will recalculate the entire building ' s electricity load, select suitable high electrical mains and reserve space for future electricity growth.

Electric rising mains replacement process

  • On-site survey, recording of existing lines, cables and branch equipment
  • Recycling of loads and programme design, provision of sub-quotations
  • Owners’ Corporation completed the procurement process under the Building Property Management Regulations
  • Coordination of power time with electricity companies and households, early posting of notices
  • Phased dismantling and emplacement to minimize power time
  • Post-completion inspection, testing and issuance of WR1, reconnection

The replacement cost is based on the number of floors and units, circuit capacity, plumbing status, replacement of main switchboard and branch cables, construction hours, etc.Electric rising mains replacement common problem。

Building main switchboard replacement and electrical cable maintenance

The building main switchboard (also known as cables, main cables, electrical platings), once the fault is erected, the occupants of the building, the elevators, water pumps and the public light will be suspended at the same time. Yat Full provides main switchboard inspection, maintenance, spare parts replacement and overall replacement services.

Main switchboard Common issues

  • Flood water leakage of cables is corroded by tide in parts of the cables
  • Old invalidity of breakers or protective devices
  • Mother ' s line and corroboration loose hot
  • Shortcomings due to insufficient capacity
  • Difficulties in repairing spare parts
  • Flame, episodes or pyrotechnics are present in the kiln

Case: Bayd building 1600A cable explosion (2005)

The cantonment of the Gulf cantonment, which caused an explosion of 1,600A cable as a result of the leakage of the cable house, Yat Full immediately carried out a ransacking, applied to the electricity company for a temporary electricity supply of 1200A3, ordered the building to be restored as soon as possible and replaced by 1600A terrain.

Case: Soon-hong-hang and Soon-hon-hong building 2500A Cable explosion (2007)

Soon-hong-hong-hong-hong-hong-hang and so-called-hon-hon-hong-hong-hang building also caused an explosion of 2,500A cables as a result of the leakage of electric cables, Yat Full carried out immediate repairs and replaced 2,500A main switchboard internal spare parts and restored two buildings for electricity.

Main switchboard and electrical rising mains refurbished

Replacement of large rollersIt would be preferable to plan together with the replacement of the electrical mains and the upgrading of the sub-stage cables to match the capacity of the new old equipment, to complete the upgrading of the power system in the old building, to reduce multiple power cuts and duplication of expenditure, and to issue WR1 after completion.Switchboard FAQs。

Construction main switchboard replacement – 1600A and 2500A electric receptacle replacement and maintenance

Electricity system installation, retrofitting of electrical systems and refurbishing of electrical systems

Yat Full began with the creation of a new building of electricity systems, school construction and government hospitals, with experience in installing electricity systems from a zero start.

Electricity system installation

For building new public power installations, such as the installation of power lines for new equipment or additional water pumps, the installation of public light circuits, the installation of electrical appliances, blockers and leakproof protection devices.

Electrical system retrofitting

Local changes to existing electrical installations, such as replacement of part of cables, conversion of branch cable boxes, redistribution or separation of electrical circuits, upgrading of individual circuit capacity to match building uses or equipment changes.

Renovation of the electricity system

The overall upgrading of the old electrical installations: main switchboard, electrical rising mains, various layers of cable boxes, protection of mentors and backland systems was replaced and the power system in the old building was re-orientated to current demand for electricity.

Completion certificate WR1

Upon completion of the new installation, assembly, modification or maintenance, a registered electrical worker must be checked and tested before appliance and issue a certificate of completion (WR1). WR1 does not need to be delivered to Electrical and Mechanical Services Department, but should be kept properly.

Electricity system maintenance — building of fixed-term cables and maintenance of public power systems

Maintenance of electrical systems and maintenance of public electricity systems

The regular maintenance of fixed-power installations would help to ensure the reliability of electricity supply, prevent electrical accidents and protect the property industry. If electrical installations were not properly maintained, there was a risk of an electrical accident, the power interruption would have an impact on daily life, and subsequent maintenance costs might be higher than regular maintenance.

Yat Full has established a repair and maintenance team since 2002 to specialize in the maintenance of the building grid power system and water pump system to provide continuous and predictable support to Owners’ Corporation and property managementElectricity system maintenanceArrangements.

Maintenance of inspection focus

  • Cable door locking, water prevention and disposal of impurities
  • main switchboard and branch cable receptacle receptacle, direction lamp and protection devices
  • Equivalent cable barriers, capboards and electrographs
  • Public corridors, stairs and cantons lighted back
  • Water pump and elevated power lines
  • Terrestrial terminals and protection of mentors

Frequent work on building electrical maintenance

Replacement of blockers and leakprotection devices, light circuit maintenance, diagnosis of causation reasons, retrieval of re-entry, replacement of corrosion devices, removal of discarded devices and marking upgrades are included in contractual arrangements.Property Management Services。

Construction of residential, commercial, craft and school electricity

Different types of inspection cycle, payload characteristics and construction restrictions

Housing building and huts

Residential buildings with an approved loading exceeding 100 amperes require a WR2 inspection at least once every five years. Yat Full provides building electrical repairs and replacement of rising mains and main switchboards for individual older buildings and housing estates, coordinated with the Owners’ Corporation’s budget and meeting schedule.

Commercial Electricity Project

Commercial building, business premises and office buildings are equally subject to periodic inspections every five years, with a focus on reducing the impact on the tenant ' s operations, generalizing non-office time or sub-sector power cuts and early notification of the tenant.

Engineering Electricity Project

The plant and industrial operating sites allow a minimum of 200 tranquillities to be inspected every five years. Industrial building has a high burden, the main switchboard and electrical rising mains capacity planning are particularly important; Yat is fully based on Kwai Chung industrial area.

School Electricity Project

Schools and young children ' s centres must be inspected every five years, regardless of their load, and Yat Full was engaged in the construction of an additional electricity project at the initial stage of the establishment, familiarizing itself with the time requirements for work on leave and completion before the school.

building electrical engineering process

Upon enquiry for completion, Owners’ Corporation and property management are well informed of progress and costs each step

1. Reference

Electricity 3165 8142 or e-mail ip@yat-full.comProvision of information on building, last WR2 and the ISP reminder (if any).

2. Surveys

The main switchboard, electrical rising mains and the status of the branch equipment are recorded through cables, electrical floors and public local inspections.

3. Calculation and programme

Recalculation of power system loads and development of inspection, refurbishment or renovation programmes for building.

4. quotations

Provision of sub-quotations, including specifications of the material, power cuts and construction arrangements, to facilitate the comparison of the invitation to bid by Owners’ Corporation.

5. Construction and testing

Construction by schedule, post-completion inspection tests, issuance of WR1 or cooperation with WR2 procedures.

6. Follow-up and maintenance

Transfer of results to Owners’ Corporation or property management, and may be carried over regularlyElectricity system maintenance。

Why does Yat Full deal with building electrical maintenance ?

  • Note: Over 20 years dedicated building power system (WR2) and water pump control system
  • Experience: Nearly five hundred building and maintenance experience, and more than seventy-six completed the construction of rising mains and main switchboard replacement
  • OneWR2 Inspection, defects, electrical rising mains and main switchboard replacement is the responsibility of the same team
  • AccurateRecalculation of the electricity system for each client to ensure regular and safe supply
  • Prices: Small engineering companies, deducting unnecessary expenditure, with a special focus of $2 million for in-house works
  • Variance: 24-hour maintenance, commitment to reach the site within two hours
  • Electricity + water pumpCocoaPump MaintenanceI. Planning to reduce duplication of power park

Knowledge of corporate backgroundsAbout; if it is necessary to deal with sudden-onset power cuts, please use it24-hour Emergency Repairs。

Building electrical maintenance common problems

Who is responsible for repair and maintenance?

The owner of a public power facility consists of Owners’ Corporation and the Property Management Corporation; if the building does not have Owners’ Corporation, the owner includes all unit owners, tenants and tenants. The owner of a fixed power facility is responsible for ensuring the safety of its electrical installations and correcting the place where problems exist.

How long did the building WR2 electric examination take place?

Fixed electrical installations in ordinary buildings exceeding 100 amperes, or in factories and industrial undertakings exceeding 200 amperes, require inspection, testing and a Periodic Test Certificate (WR2) at least every five years. Places of public entertainment, premises manufacturing or storing dangerous goods, and high-voltage installations require annual inspection.

WR2 examines what are common unqualified projects?

Electrical and Mechanical Services Department identified common non-conformity projects, including: no regular locking of the electrical roof, the placement of impurities in the appliances, the breakdown of appliances in the electrical appliances, the opening of the docks, inadequate electrical backups, wire plumbers and circuit circuit circuits with no refrigeration, etc.Common Defects。

What is the need for electrical rising mains to replace?

Frequently, WR2 reports listed electrical rising mains defects, insulation or receptacle heating, building erratic or electrical pressure, electrical rising mains capacity insufficient to cope with current power loads, household applications for increased electricity supply restrictions, and the previous infiltration of electrical or piped water.

What should be done following the replacement of the main switchboard?

The main switchboard replaces the repair or modification of fixed-power installations, and the responsible registered electrical worker is required to check, test and issue a certificate of completion after completion of work, before the power is available (WR1).

Yat Full How many building and electricity system maintenance experience?

Yat Full has been dedicated to building the electricity system (WR2) for five years from 2002 to 2002 and has been repaired to more than five hundred buildings, of which more than seventy have been replaced with electrical rising mains and building main switchboards.

Would water leakage from cables need to be addressed?

Soon-and-hon-hong-hong-hong-hunting building in the Great Lakes Gulf of 20,005 years and a second-sevent-7-year-long wind-hunting building are required to be addressed as soon as possible, resulting in an explosion of 1,600A and 2,500A cables due to the leakage of electrical plating houses, which should repair water as soon as possible and arrange for inspection of main switchboards.

Is building electrical engineering possible in conjunction with water pump engineering?

Water pump is available from the building of a public power facility, and Yat Full is also professional in electricity and water pumps, which can switch the main switchboard, electrical rising mains, etc.Water pump control system and water pump system maintenanceTogether, it is planned to reduce the duplication of power parking.

WR2 is required for electrical inspection, electrical rising mains or main switchboard replacement quotations?

Electricity 3165 8142 or enquiries form completed, and the YAT FULL ENGINEERING team arranged on-site assessments and provided clear quotations for you.

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