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Power Consumption Analysis and Evaluation of Energy Saving Potential of Lighting System in DEF Building Wardhana, Alex Sandria Jaya; Zamtinah; Sukisno, Toto; Yuniarti, Nurhening; Bachrun, Muhammad Al Azis
Jurnal Edukasi Elektro Vol. 9 No. 1 (2025): Jurnal Edukasi Elektro Volume 9, No. 1, May 2025
Publisher : DPTE FT UNY

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21831/jee.v9i1.85443

Abstract

This study aims to analyze power consumption and evaluate the potential energy savings of the lighting system in the DEF Building, which has various room functions including offices, laboratories, meeting rooms, and libraries. The study was conducted with a descriptive quantitative approach based on field measurement data. Data collection includes measuring lighting intensity (lux), inventory of types and number of lamps, and power consumption (watt). The measurement results were compared with the Indonesian National Standard SNI 6197:2020 to assess the minimum lighting level and maximum power limit. In addition, a simulation of replacing conventional lamps with LED lamps was carried out using Dialux Evo software. The results showed that most rooms had power consumption per square meter that was still efficient (<12 W/m²), but many rooms did not meet the minimum lighting standards. The simulation of replacing lamps with LEDs resulted in significant power savings, with a total reduction in energy consumption of 928.93 kWh per month or equivalent to electricity cost savings of around Rp1,362,997.48. Replacing lamps was also able to improve the quality of lighting in rooms that previously did not meet the standards. This study shows that effective lighting system management through LED lamp retrofitting can be an important strategy in supporting building energy efficiency.
Pengembangan Trainer Pembelajaran Smart Switch pada Mata Pelajaran Instalasi Penerangan Listrik di SMK N 1 Magelang: Penelitian Zamtinah, Zamtinah; Aziz, Muchtar Abdul; Wardhana, Alex Sandria Jaya; Damarwan, Eko Swi
Jurnal Pengabdian Masyarakat dan Riset Pendidikan Vol. 3 No. 4 (2025): Jurnal Pengabdian Masyarakat dan Riset Pendidikan Volume 3 Nomor 4 (April 2025
Publisher : Lembaga Penelitian dan Pengabdian Masyarakat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/jerkin.v3i4.4983

Abstract

This study aims to produce a smart switch trainer learning media that is suitable for use in the Electrical Lighting Installation subject. The study uses the Research and Development (RnD) method with the ADDIE model which includes the stages of analysis, design, development, implementation, and evaluation. The research subjects consisted of 2 media experts, 2 material experts, and 47 grade XI students of SMK N 1 Magelang. Data collection was carried out through observation, interviews, and Likert scale questionnaires, with quantitative descriptive data analysis. The results of the development are in the form of a hardcase suitcase trainer equipped with a guidebook. The feasibility test showed that the smart switch trainer was declared suitable for use, with the validation results of material experts at 85% (very suitable), media experts 79% (suitable), and user responses 87% (very satisfactory).