Document Details |
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| Name of Department/Committee : | CED 46 | ||||
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| Document Number : | CED 46 ( 27026) | ||||
| Document Title [English] : | National Building Code of India Part 8 Building Services Section 2 Electrical and Allied Installations | ||||
| Document Title [Hindi] : | भारतीय राष्ट्रीय भवन संहिता भाग 8 भवन निर्माण सेवाएँ अनुभाग 2 विद्युतीय एवं संबद्ध संस्थापन | ||||
| Document Type : | Revision | ||||
| Language : | English | ||||
| Priority : | 3 | ||||
| ICS Code : | 01.120: 91.040.01 | ||||
| Date of Project Approval : | 30-04-2024 | ||||
| Standards to be Revised : |
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| Standards to be Superseded : |
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Classification Details |
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| Group : | Civil Engineering Design and Construction |
| Sub Group : | Construction practices, measurement and management |
| Sub Sub Group : | NBC of India |
| Aspects : | Others |
| Risk : | High |
| Certification : | Not Certifiable |
| Short Commom Man's Title : | |
| ITCHS Code : | |
| Ministry : |
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| Sustainable development Goals : |
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| Degree of Equivalence : | Indigenous |
| Identical/Equivalent Standards : | |
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| Sl.No. | Synosis Points | |
| 1 | In this revision, in addition to above, the following major modifications have been incorporated: a) Clause 3 on general requirements has been reviewed in light of the latest Acts/Rules/Regulations, and project management approach towards electrical work (planning, designing, construction, verification and testing, and maintenance) is introduced. b) The lower limit of power factor has been updated, in 3.4.1. c) Planning of electrical installations now emphasizes the integration of different types of energy sources including grid solar PV power and other renewable energy sources, in 4.1. d) The location and other requirements of substation and switchrooms have been reviewed and revised, in clause 4.2. | |
| 2 | e) The installation and other requirements of emergency power back up system have been reviewed, in clause 4.3.3. f) Requirements for Emergency Power Backup System (Li – ion or similar Storage batteries) are included in clause 4.4. g) Guidance on use of Multiple energy sources in the same building project are addressed in clause 4.5. h) Safety requirements of substations have been reviewed in clause 4.6. j) A new option of combination of power transformers and distribution transformers for the system of power supply of building complexes for certain category of load has been suggested in 5.2.2. k) Guidance for EV chargers, their location in various building types and special requirement for independent distribution transformer have been included in clause 5.2.4. | |
| 3 | m) Reception and Distribution of Main Supply (LV connections) have been reviewed in clause 5.4. n) Selection and Design of Earthing System have been updated in clause 8.2. p) Requirements for building integrated photovoltaic cells have been reviewed in clause 10.8. q) Clause 11 on lightning protection of buildings have been reviewed in detail. r) Annex B has been updated in view of view of updation of Central Electricity Authority (Measures Relating to Safety and Electric Supply) Regulations. s) Requirements for MV/LV bus bar chambers were reviewed. u) References to all the concerned Indian Standards have been updated. | |
Timeline Details |
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