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Harec

Location:

4A Lang Ha Street, Ba DinhDistric

Type of Building: Office Building
New / Refurbished: Refurbished
Status: Operational Stage
Year of construction: 2006
Gross Floor Area: 10000 sq.m
Project-Description:

Harec is a vertically rectangular – shaped building of 15 floors. Due to a good implementation of energy efficient solutions, the building honorably received the consolation prize of the Ministry of Industry and Trade Vietnam’s Energy Efficient Buildings Competition for the Energy Efficiency Buildings Contest in 2011. The typical methods applied in the building were to use energy saving lamps, install a reflective film for windows.

Third Party Verified: No
Source of Information: Harec Building
Methods of data collection: interviews with manager and data collection via email.

Harec investment and trading joint stock company

Phone:
(84-4) 377 24 330

Website:
http://e4g.org/


Designer/Engineer:

Bui Thien Duc
NA

Phone:
(84-4) 377 24 330

Website:
http://e4g.org/


Contractor:

http://e4g.org/wp-content/uploads/2013/10/ava-fixed.jpg
NA

Phone:
N/A

Website:
http://e4g.org

Windows
Installation of reflective film for windows
The glass windows of the outside layer are covered with a reflective film (reflective index = 0.8) to reduce the heat gain throughout the building, saving 39,620 kWh/year.

Lighting

Replacement of inefficient lightings reduces 25,023 kWh annually, which includes:
– Replacement of 716 (40W) T10 flouresent lamps by (36W) T5 flouresent lamps in the office areas.
– Replacement of 8 (250W) high – pressure mercury lamps by (100W) Compact fluorescent lamps in the outdoor public areas.
– Replacement of 225 (75W) downlight lamps by (14W) Compact fluorescent lamps.

Building Load

Replacementof five CCTV screens of 300 W capacity with by 36W capacity one, saving 11,563 kWh/year.

Monitoring
Monitoring manually the operation of water pumps and extraction fans to avoid them working during peak hours.
Maintenance
Implementation of preventative maintenance programme, repair and replacement plan is implement for each family of equipment
Qualified and trained Technical Staff (6 members) in several fields such as eletricity, electronics, carpentry and construction
Two sub contractors are responsible for maintenance air conditioning system and elevators.
Training
Organisation of from one to two training courses to raise staff awareness about effective energy usage such as how to operate efficiently significant energy systems every year.

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