1, mandatory provisions of the "mandatory provisions of engineering construction standards" (part of the building) 2002 version (specific provisions omitted)
2, the design basis of the design standard used is correct, whether it is the current version of the effective version of the project is consistent with the actual.
3, power supply and distribution system
3.1 Transformer distribution room
(l) the location of the transformer substation should be selected in accordance with the requirements of Article 2.0.l of GB50053-94 and Article 4.2.l of JGJ/T16-92.
(2) The high-voltage distribution room and the duty room should be connected directly or through the passageway, and the duty room should have a door leading directly to the outdoor or to the walkway (Article 4.l.6 of GB50053-94).
(3) set up in the substation of non-enclosed dry-type transformer, should be installed at a height of not less than 1.7m fixed shelter, shelter mesh should not be greater than 40mm × 40mm. transformer shell and the net distance between the shelter should not be less than 0.6m, the net distance between the transformer should not be less than 1.0m (GB50053-94 Article 4.2.5).
(4) can fuel oil-immersed transformer shells and transformer room walls and doors of the minimum cold distance; high and low voltage distribution room the minimum width of the various passages, should meet the GB50053-94 Article 4.2.4, 4.2.7 and 4.2.9 requirements.
(5) The long-term permissible current of switchgear and current-carrying parts such as conductors of capacitor devices shall not be less than 1.35 times of the rated current of the capacitor for high-voltage capacitors, and 1.5 times of the rated current of the capacitor for low-voltage capacitors (Article 5.1.2 of GB50053-94).
(6) In the distribution room bare conductor directly above, should not be arranged lamps and open lines. When the lamps and lanterns are arranged on the bare conductor in the distribution room, the horizontal clearance between lamps and lanterns and bare conductor shall not be less than 1.0m, and the lamps and lanterns shall not be suspended by hanging chain and flexible line (Article 6.4.3 of GB50053-94).
Power supply and distribution
(1) the content and calculation method of load calculation, whether to implement the provisions of JGJ/T16-92 Article 3.4.5, 3.4.6 and 3.4.7.
(2) the rated voltage, rated current, rated frequency of the selected electrical appliances, substation low-voltage distribution cabinets out of the switching capacity of this breaking capacity in accordance with the provisions of Article 2.1.1 of GB5005495.
(3) distribution system protection with selectivity (GB50054-95 Article 4.1.2).
(4) the selection of electrical conductor cross-section and line overload protection whether to meet the requirements of GB50054-95 Article 2.2.6, 2.2.7, 4.3.4; whether to take into account the laying environment, the ambient temperature and the laying method of the correction factor.
(5) The minimum cross-section of the protective wire (PE wire) shall be in accordance with the provisions of Article 2.2.9 and 2.2.10 of GB50054-95.
(6) The installation position of the line protection appliance, whether it is in line with the provisions of Article 4.5.2 of GB50054-95.
(7) Low-voltage distribution lines introduced from outside the building should be installed indoors near the point of entry to facilitate the operation and maintenance of isolation appliances (GB50052-95, Article 6.0.10).
(8) When the power is supplied to the distribution center from the 10(6)KV main distribution center in a radial way, the power inlet switch of the distribution center shall adopt the isolation switch or isolation contact (Article 3.2.3 of GB50053-94).
(9) The electric equipment which is far away from the power distribution (control) device shall be equipped with isolating electric appliances in the vicinity, and the electric motors which are remotely controlled shall be controlled locally and relieved from remote control (GB50055-93 Article 2.5.1, Paragraph 3, and Article 2.6.4).
4, fire
(l) fire supply and use of electrical equipment, power supply reliability, should meet the GB50054-95 Article 4.3.5 and GB50055-93 Article 2.4 stone requirements.
(2) fire pumps, smoke and smoke exhaust fan control equipment, when the bus code module control, but also in the fire control room should be set up in the manual direct control device (GB50116-98 Article 5.3.2).
(3) Whether the non-fire-fighting power supply of the relevant parts of the fire-fighting linkage control has the linkage cut-off conditions (Article 6.3.1.8 of GB50ll6-98).
(4) Evacuation lights should indicate the correct direction. Setting position should be able to correctly guide people to quickly evacuate the building for a short distance.
(5) emergency lighting fixtures (with battery) power supply, whether or not to meet the requirements of JGJ / T16-92 Article 8.9.
(6) fire detector selection, set declared, the function of fire control equipment, linkage control objects, should be consistent with the relevant chapters of GB50ll6-98.
5, lightning protection and grounding
(1) the building's anti-direct lightning, anti-side-strike lightning, lightning electromagnetic pulse and anti-lightning wave intrusion measures in line with the relevant provisions of the specification.
(2) the lightning protection grounding and building electrical system of the work grounding and safety grounding resistance value is in line with the relevant provisions.
(3) The grounding of communication network system, office automation system, building equipment monitoring system, automatic fire alarm system, security system, comprehensive wiring system shall comply with Article 10.2.6 of GB/T50314-2000, Article 2.5.3, 2.5.4, 2.5.8 of IGB50198.94 and Article 11.0.4 of GBry503ll-2000. 2000 Article 11.0.4, 11.0.10.
(4) The power supply system of the intelligent system equipment should take over-voltage protection (GB50314-2000 Article 10.2.7)
(5) Electrical installations and electrical equipment, should be considered to prevent the question of contact with the electrical protection (GB50054-95 Article 4.4.2 II. IJGJIT16-92 Article 14.3.l, 14.3.3).
6. Requirements for building electrical works of different nature
6.1 Residential
(l) The design of power supply system for residential buildings shall meet the requirements of Article 6.5.2 and 6.5.3 of GB50096-1999.
(2) public **** function of the pipeline ...... electrical risers, etc., should not be arranged in the residential suite (GB50096-1999 $ 6.6.4)
6.6.2 car garage
(1) power supply for the garage should be designed to meet the GB50067-97, Article 9 blade Article 9.1 and 9.2 of GB50067-97 and Article 64.1 of JGJ100-98, "It is appropriate to set up a dual power supply system in the mechanical garage".
(2) the fire service distribution line of the garage should be laid in accordance with GB50067-97 Article 9.0.3 requirements.
6.3 Library
Library emergency lighting, duty lighting or guard lighting uGB8-99 Article 7.3.4); library lighting should be divided into sub-division shelves control, the main switch of power supply for each floor should be set outside the library (JGJ38-99 Article 7.3.7).
6.6.4 Archives
Archives should be set in the archive area power switch outside the library, the power switch should be set outside the library, and should be equipped with security measures to prevent leakage of electricity (JGJ25-2000, Article 7.3.1).
6.6.5 Hospital
The reliability of power supply to important parts of the hospital building and the key parts of the grounding safety should be in line with the JGJ49-88 Article 5.4.back and JGJ/T16-92 Article 14.7 stone requirements; radiology and nuclear medicine, functional examination rooms and other departments of the power supply of medical equipment and the design of the main gate should be in line with the JGJ49-88 Article 5.4.3 and 5.4.3 and JGJ/T16-92 Article 14.7 stone requirements. 5.4.3 and 5 into 4 requirements.
6.6 Theater
(1) stage silicon controlled dimming device distribution line design should be consistent with JGJ/T16-92 Article 10.2.10 requirements.
(2) Theater accident lighting and evacuation indicator simulacrum design shall meet the requirements of Article.
6.7 Bathrooms, swimming pools All kinds of bathrooms and swimming pools, whether the installation of electrical equipment to meet the requirements of JGJ/T16-92 Article 14.8.2.8, 14.8.2.9 and 14.8.3.9.
6.8 Boiler room
(1) The selection of motors, starting and controlling equipments, lamps and conductor forms shall be compatible with the environmental classifications of each different building and structure in the boiler room. Gas regulator room, fuel preparation room, coal crusher room and coal transport corridor and other explosion and fire hazardous areas of classification, must comply with the current national standards "explosion and fire hazardous environments, electrical installations design code" of the relevant provisions (see "boiler room design code" GB50041-92 Article 13.2.2)
(2) gas discharge pipe top or its vicinity should be set up to avoid lightning rods The tip of the needle shall not be less than 3m above the top of the pipe, and its protection range shall not be less than 1m above the top of the pipe (Article 13.2.15 of GB50038-92)
6.9 Human Defense Project
(1) The wartime grading of electric power loads in the air-raid basement shall be in accordance with Article 7.2.3 of GB50038-94
(2) The air-raid basement shall be provided with a separate distribution system for power supply system design. Power supply system design, should be set up separately distribution panels (boxes) (GB50038-94 Article 7.2.9.1)
(3) wire, cable materials should be in line with the GB50098-98 Article 8.1.4 requirements.
(4) The wartime power distribution circuits from the low-voltage distribution room to each protection unit shall be independent of each other (Article 7.3.7 of GB50038-94).
(5) The installation of lamps and lanterns in the civil defense project shall meet the requirements of Article 7.4.10 of GB50038-94.
(6) fire evacuation lighting, shall meet the requirements of GB50038-98 Article 8.2.1 (8.2.1A).
6.10 Other buildings Other types of construction projects of different nature of the special requirements of the electrical, should be in line with the current design specifications for the corresponding construction projects and fire design codes.
7, the design depth of the construction drawings
(1) whether it complies with the "provisions of the depth of preparation of design documents for construction projects".
(2) Whether the design description and construction drawings are complete.
(3) The total project load calculation and sub-circuit load calculation shall include equipment capacity, demand coefficient, calculated capacity, power factor, and calculated current.
(4) The end system shall indicate the purpose and capacity.
8, other
Whether to indicate the specifications, models, performance and other technical parameters and quantity of equipment in accordance with Article 22 of the "Regulations on the Quality Management of Construction Projects", but shall not specify the manufacturer and supplier, and shall not use obsolete products.
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