Harishragavendhar S

Electrical Engineer with 4+ years of experience, including 1.7 years in Testing & Commissioning and 2.5 years in Energy Engineering. Experienced in the testing and commissioning of LV/MV switchgear panels, protection relays, ATS systems, transformers, and generators, as well as power quality analysis and thermography studies. Skilled in data center electrical systems, site execution, QA/QC activities, vendor coordination, safety compliance, and test documentation.

Provides end-to-end commissioning support from installation through final handover.

Testing and commissioning Engineer - GTS High Voltage Solutions Pvt Ltd

(2024-12)

Data Center Project Experience and Site & Project Experience

• Executed Testing & Commissioning activities for LV Switchgear Panels at the HYD-111 Data Center (ROMP 7 & ROMP 8), including SATI Levels 1–5 and Integrated System Testing (IST), ensuring compliance with project specifications and operational requirements.
• Conducted Level 2 STR Testing for 3000 kVA DG Set GSB Panels at multiple data center sites (HYD-111, HYD-101, and HYD-121), validating equipment functionality, control logic, and system readiness for commissioning.
• Executed Level 3 and Level 4 commissioning activities at HYD-11 COLO-1 Data Center, Hyderabad, under URC Construction, involving panel energization, EPMS integration support, P2P/P2G signal verification, load testing, power quality analysis, and thermography studies, ensuring successful commissioning and reliable operation of critical electrical systems.
• Performed primary testing of LV Switchgear Panels for Data Center projects at Schneider Electric, Bangalore, including Hi-Pot, CT, VT, Primary Injection, Insulation Resistance (IR), and Contact Resistance Measurement (CRM) tests, along with secondary injection testing of protection relays
• Performed testing, configuration, and commissioning support of GE P545 and GE Multilin L90 protection relays for retrofit projects at 230/110 kV Kilpauk and Korattur Substations for TANTRANSCO.
• Conducted testing and configuration of Siemens 7UM622, ABB REF615, auxiliary relays, and multifunction meters for the 4.6 MW Nandadevi Biogas Power Plant, Tirunelveli, ensuring proper protection coordination and system functionality.
• Executed testing and configuration of GE P642, P14DB, Siemens 7RW1080 and 7SJ66 relays, electro mechanical earth-fault relays, multifunction meters, and trivector meters at the 75/90 MVA Captive Power Plant (CPP) of Rungta Mines Limited, supporting reliable plant operation and protection system performance.
• Performed relay testing of RET615, REF615, and GE P422 at 3 MW Solar PV Plant, Chikku Energy Pvt. Ltd.
• Performed relay testing and configuration of REF615 at 40 MW Solar Power Plant, Margatti.

Energy Engineer - NIN ENERGY INDIA PRIVATE LIMITED - India

(2022-07 - 2024-11)

Energy Audit Experience in sites

• Ultratech Balaji Cement Works, Vijayawada
• GCW-UltraTech Cement Limited, Gujarat
• HCL Facilities: Chennai, Lucknow, Vijayawada
• Sidhi Cement Works, Ultratech Cement, Madhya Pradesh
• Renault Nissan, Chennai
• IOCL AFS
• Small-Scale Industries: Conducted many energy audits under the Tamil Nadu government's PEACE scheme

Bachelor Degree - Electrical and Electronics Engineering - Annamalai University (2019 - 2022)

Diploma - Industrial Safety - Annamalai University (2022-05)

Diploma - Electrical and Electronics Engineering - Muthiah Polytechnic College (2016 - 2019)