West Bengal Energy Conservation Building Code, 2020

GOVERNMENT OF WEST BENGAL
DEPARTMENT OF POWER
Bidyut Unnayan Bhavan

No. 07-PO/O/C-III/4M-14/2016 (Part-1). Dated 13th January, 2020

NOTIFICATION

1. West Bengal Energy Conservation Building Code, 2020
2. Scope
   2.1. Applicable Building Systems
   2.2. Precedence
   2.3. Reference Standards
   2.4. Building Classification
3. Compliance & Approach
   3.1. General
   3.1.1. Energy Performance Index
   3.1.2. Determining EPI Ratio
   3.1.3. EPI Ratio for Core and Shell Buildings
   3.1.4. EPI Ratio for Mixed-use Development
   3.2. Compliance Approaches
   3.2.1. Mandatory Requirements
   3.2.2. Prescriptive Method
   3.2.3. Whole Building Performance Method
   3.3. Compliance Requirements
   3.3.1. New Building Compliance
   3.3.2. Additions and Alterations to Existing Buildings
   3.4. Approved Compliance Tools
   3.5. Administrative Requirements
   3.6. Compliance Documents
   3.6.1. Compliance Documents
   3.6.2. Supplemental Information
4. Building Envelope
   4.1. General
   4.2. Mandatory Requirements
   4.2.1. Fenestration
   4.2.2. Opaque Construction
   4.2.3. Day lighting
   4.2.4. Building Envelope Sealing
   4.3. Prescriptive Requirements
   4.3.1. Roof
   4.3.2. Opaque External Wall
   4.3.3. Vertical Fenestration
   4.3.4. Skylights
   4.3.5. Building Envelope Trade-Off Method
5. Comfort Systems and Controls
   5.1. General
   5.2. Mandatory Requirements
   5.2.1. Ventilation
   5.2.2. Minimum Space Conditioning Equipment Efficiencies
   5.2.3. Controls
   5.2.4. Piping and Ductwork
   5.2.5. System Balancing
   5.2.6. Condensers
   5.2.7. Service Water Heating
   5.3. Prescriptive Requirements
   5.3.1. Pumps
   5.3.2. Cooling Towers
   5.3.3. Economizers
   5.3.4. Variable Flow Hydronic Systems
   5.3.5. Energy Recovery
   5.4. Total System Loading Factor
   5.4.1. Documentation Requirement
   5.5. Low-energy Comfort Systems
   5.5.1 Documentation Requirement
6. Lighting and Controls
   6.1. General
   6.2. Mandatory Requirements
   6.2.1. Lighting Control
   6.2.2. Exit Signs
   6.3. Prescriptive Requirements
   6.3.1. Interior Lighting Power
   6.3.2. Building Area Method
   6.3.3. Space Function Method
   6.3.4. Installed Interior Lighting Power
   6.3.5. Exterior Lighting Power
   6.3.6. Exterior Lighting Controls
7. Electrical and Renewable Energy Systems
   7.1. General
   7.2. Mandatory Requirements
   7.2.1. Transformers
   7.2.2. Energy Efficient Motors
   7.2.3. Diesel Generator (DG) Sets
   7.2.4. Check-Metering and Monitoring
   7.2.5. Power Factor Correction
   7.2.6. Power Distribution Systems
   7.2.7. Uninterruptible Power Supply (UPS)
   7.2.8. Appliances
   7.2.9. Renewable Energy Systems
8. Energy Auditing, Reporting and Star Rating
   8.1. Mandatory Requirements
   8.1.1. Energy Auditing of Building
   8.1.2. Reporting
9. Repeal and Saving

Download: WBECBC Code, 2020