The document is a 9-page curriculum vitae for A.S. Mahaprabu, a senior engineer with over 5 years of experience in testing, commissioning, and maintenance of electrical equipment in power plants and substations. It includes details on his personal information, qualifications, skills, domestic and international work experience, and experience working with various relay manufacturers like Alstom, ABB, and Siemens. His experience includes testing and commissioning of equipment from 415 volts to 400kV systems for various clients in India and other countries.

1. CURRICULUM VITAE
Page 1 of 9

2. Page 2 of 9
Personal details
Name : MAHAPRABU.A.S
Date of Birth : 08.06.1989
Nationality : Indian
Sex : Male
Marital Status : Single
Mobile : +919894616791
: +258845260809
Mail : as.mahaprabu.eee@gmail.com
Languages Known:
English, Hindi and Tamil
Passport Details:
Passport No. : J4957071
Place of Issue: Madurai
Date of Issue : 22/12/2010
Expiry Date : 21/12/2020
Address:
NO.18 Anna street west,
Mahalakshmi colony,
Thanigainagar,
Madurai-625006
Tamilnadu-India
Objective
With an experience in the field of Testing and Commissioning of
power system products, I look forward for an opportunity to
display my skills in the field of Testing & commissioning ,
Maintenance and Execution of projects related to power
systems.
Professional Details
Professional Qualification : B.E. 2010
Working Experience
Designation : Senior Engineer
Experience : 5 Years 9 month
Skil Set
Having an experience and knowledge in Testing, Commissioning
and Maintenance of power plant, substation and process plant.

3. Nature of work
• Testing and commissioning of all Electrical equipment from 415 volts to 400 KV
System.
• Inspection of control and relay panel, preparation of Test Report and cable
schedule for sub-station, power plant, and process plant.
• Testing and commissioning of control & relay panel for Generator, Transformer,
Bus Coupler, and Line feeder.
• Testing and commissioning of power control centre and motor control centre.
• Testing of Protective Relays for various needs. Experience with relays.
• Over current and earth fault relays
• Knowledge of , Transformer protection, Transformer Differential Protection &
REF Protection, Bus Bar protection, and synchronizing scheme.
• Testing of CT, P.T., CVT, Circuit breaker, switch gear and Power Transformer
• Operation and Maintenance of Power Plant and sub-station.
• Trouble shooting of all Electrical circuits, control and protection circuits
• Co-ordination with client in As Built Scheme drawing submission, test report
submission,
• As build cable schedule submission and all site activity to satisfy the customer.
Page 3 of 9

4. Experience with ALSTOM RELAYS
• Micom P121, P127 , P14N– O/C & E/F Relay
• Micom P220, P241, CTMFM – Motor protection Relay
• Micom P111,P123, P141 – Feeder protection Relay
• CDG, CDAG, CTU12 - O/C & E/F Relay
• CTNM, P124 – Negative Phase Sequence Relay
• SKE11, SKD11 – Check Synchronizing Relay
• All types of auxiliary relays
Experience with ABB Relays
• SPAJ-140C – O/C & E/F Relay
• IRXM – REF relay
• SPAJ-160C , SPAU – Over Voltage & Under Voltage Relay
• SPAM-150C, REM-610 – Motor Protection Relay
• IN 41 – Over Voltage & Under Voltage Relay
• REF-610, RET-521, REX-521 - Feeder Protection Relay
• All types of auxiliary relays
Experience with SIEMENS Relays
• 7SJ600,61 – O/C & E/F Relay
• 7SJ62 – Directional O/C Relay
• 7UM61- Motor protection relay
Experience with L&T Relays
• IM30 – O/C & E/F Relay
• MM30- Motor protection relay
• MV12- Under voltage / Over voltage protection Relay
Page 4 of 9

5. International Experience
1. Project : 33KV Switchyard
Client : M/s Kakirasugers,Kakira,uganda.
Through : M/s Voltech Engineers Pvt Ltd, Chennai
Executed testing and commissioning activities like,
• Testing and commissioning of 33kv CRP panel
• Siemens 7SJ8031 relay testing
• 11KV HT panel scheme checking
2. Project : QP DISTRICT
Client : M/s SIEMENS,QATAR.
Through : M/s Voltech Engineers Pvt Ltd, Chennai
Executed testing and commissioning activities like,
• Testing and commissioning of 415 V panel
• 415V panel scheme checking
3. Project : DIG
Client : M/s SIEMENS,QATAR.
Through : M/s Voltech Engineers Pvt Ltd, Chennai
Executed testing and commissioning activities like,
• Scheme checking of RP,LCC,LSP,BB 66/11kv GIS panel
• CT,VT testing, interlock check,HI POT TEST for 11kv.
4. Project : MURAH NORTH
Page 5 of 9

6. Client : M/s SIEMENS,QATAR.
Through : M/s Voltech Engineers Pvt Ltd, Chennai
Executed testing and commissioning activities like,
• Scheme checking of RP,LCC,LSP,BB 66/11kv GIS panel
• CT,VT testing, interlock check,HI POT TEST for 11&66kv.
• TCS checking,auxilary relay test 11&66kv
5. Project : MALL OF QATAR
Client : M/s SIEMENS,QATAR.
Through : M/s Voltech Engineers Pvt Ltd, Chennai
Executed testing and commissioning activities like,
• Scheme checking of RP,LCC,LSP,BB 132/11kv GIS panel
• CT,VT testing, interlock check,HI POT TEST for 11&132 kv.
• TCS checking,auxilary relay test 11&132 kv
6. Project : SOUTHERN AFRICA POWER MARKET PROGRAM
(APL2),MATAMBO,
MOZAMBIQUE
Client : M/s NCC,KINGDOM OF SAUDI ARABIA.
Through : M/s Voltech Engineers Pvt Ltd, Chennai
Executed testing and commissioning activities like,
• Scheme checking of protection,BCP,MIMIC,DAU,RTU,BUSBAR panel
• CT,VT,CVT, Isolater,CB testing and commissioning for 220/66/33KV switchyard
equipment.
• Testing & Commissioning of 130MVA Transformer
• Updating SCADA & BUSBAR PROTECTION FOR OLD 220KV SYSTEM
Domestic Experience
Page 6 of 9

7. 1. Project : Rajasthan north development project
Client : M/s Cairn India Ltd
Through : M/s Voltech Engineers Pvt Ltd, Chennai
Executed testing and commissioning activities like,
• Testing and commissioning of EHT transformer, power transformer
• Testing and commissioning of CT, PT, ACB&VCB Breaker
• Testing and commissioning of 415V PMCC & 33KV panel
• Testing and commissioning of CI SKID MOTER (415V)
2. Project : ACBIL (2*135MW)
Client : M/s CVL
Through : M/s Voltech Engineers Pvt Ltd, Chennai
Executed testing and commissioning activities like,
• Testing of Micom P111, NI41 relays
• Commissioning of 6.6 KV AREVA Make MV panels
• Testing & commissioning of 415 V C&S make panels.
• Testing of Transformer differential Stability
• Scheme throughing and modification of scheme as per client requirement
• Testing and commissioning of 180 MVA, 40 MVA, 2.5 MVA, transformers
3. Project : (9*240 MW ) 400KV switch yard
Client : M/s RGPPL
Through : M/s Voltech Engineers Pvt Ltd, Chennai
Executed testing and commissioning activities like,
• Testing and commissioning of GT 333MW), excitation transformer, power transformer,
• Testing and commissioning of CT, CVT, SF6 Breaker, Isolater
• Testing of GENERATOR (Steam, Gas) 240MW
• Testing of Transformer differential Stability
Page 7 of 9

8. 4. Project : DALLA CEMENT / 132kv switch yard
Client : M/s ALSTOM
Through : M/s Voltech Engineers Pvt Ltd, Chennai
Executed testing and commissioning activities like,
• Testing and commissioning of CT, CVT, Breaker, Isolater, transformer
• Commissioning of switch yard C&R panel
5. Project : Hindustan Zinc Ltd / 132KV switch yard
Client : M/s Hindustan Zinc Ltd
Through : M/s Voltech Engineers Pvt Ltd, Chennai
Executed testing and commissioning activities like,
• Testing and commissioning of GT, excitation transformer, power transformer
• Testing and commissioning of CT, CVT, SF6 Breaker, Isolater
• Testing of GENERATOR
• Testing of Transformer differential Stability
6. Project : Panipetnaptha cracker
Client : M/s IOCL
Through : M/s Voltech Engineers Pvt Ltd, Chennai
Executed testing and commissioning activities like,
• Testing and commissioning of 6.6 KV panel
• Testing and commissioning of CT, Breaker, Isolators, Bus bar stability
tests, Schemethroughing of Siemens & C&S Systems
• Knowledge of Commissioning of tripping relays Trip circuit supervision relays
Professional Experience
• Presently working in VOLTECH ENGINEERS PVT LTD., Chennai as Senior Engineer
from FEB 2011 to till the date. Extensive experience in testing, maintenance,
Page 8 of 9

9. troubleshooting of utilities and equipments in Power Plants and Switchyards like
Transformers, Breakers, Relays, Current Transformers, Potential Transformers etc.,
associated with reputed names like STERLITE ENERGYLTD, JSW LTD, Hindustan
Zinc Limited, BHEL, TATA STEEL Ltd, IOCL etc.,
• Achievements: Best Engineer of 2013-14, RAMPS DIVISION (VOLTECH).
Declaration:
I hereby declare that the above-mentioned information is correct up to my knowledge and I
bear the responsibility for the correctness of the above-mentioned particulars.
Place :
Date : A S MAHAPRABU
Page 9 of 9

10. troubleshooting of utilities and equipments in Power Plants and Switchyards like
Transformers, Breakers, Relays, Current Transformers, Potential Transformers etc.,
associated with reputed names like STERLITE ENERGYLTD, JSW LTD, Hindustan
Zinc Limited, BHEL, TATA STEEL Ltd, IOCL etc.,
• Achievements: Best Engineer of 2013-14, RAMPS DIVISION (VOLTECH).
Declaration:
I hereby declare that the above-mentioned information is correct up to my knowledge and I
bear the responsibility for the correctness of the above-mentioned particulars.
Place :
Date : A S MAHAPRABU
Page 9 of 9