1. RESUME
Mani.N
1/385, Dhovaranthatti (Vill),
Selliampatti (P.o), Dharmapuri (D.t)
Pin-636 809, Tamil Nadu,India.
Mobile: +966537174366 (KSA), +91 9789243909
Mail id: nkmaninarayan@gmail.com, nkmaninarayan@outlook.com
Skype Id: nkmaninarayan
CAREER OBJECTIVE:
To become a dynamic, successful Electrical Maintenance Engineer from 2008 to Still, Over 8+
Years of Experience in Wartsila Diesel Power Plants (18V46*7 –Samalpatti Power Company, India –
105.66MW & 20V32*10 – City Power Plant, Saudi Arabia – 80MW) and 230KV Substation Operation
and Maintenance, Protection Relay Testing and to work in an innovative and to working a challenging
environment where I can utilize and improve my skills.
PROFESSIONAL WORK EXPERIENCE:
PRESENT ORGANIZATION:
Presently I am working with “CITY POWER PLANT, MARAT, RIYADH- KINGDOM OF SAUDI ARABIA as an
‘Electrical Maintenance Engineer since September-2013.
PREVIOUS EXPERIENCE:
- Lead Engineer – Electrical Maintenance (June 2011 – August 2013) (105.66MW Wartsila Diesel
Power Plant 18V46*7) In SHAPOORJI PALOONJI INFRASTRUCTURE LTD (O&M by OPERATIONAL
ENERGY GROUP (I) LTD).
- Senior Engineer - Electrical & Maintenance Planner (July 2010 – May 2011) (105.66MW
Wartsila Diesel Power Plant 18V46*7) In SHAPOORJI PALOONJI INFRASTRUCTURE CAPITAL
COMPANY LTD (O&M BY OPERATIONAL ENERGY GROUP (I) LTD).
- Engineer - Electrical (June 2008 – June 2011). COVANTA ENERGY LTD (105.66MW Wartsila
Diesel Power Plant 18V46*7) (230KV Substation switchyard, 40MVA Generating Transformers
units) Pochampalli, Bargur Industrial Complex, Krishnagiri, Tamil Nadu, INDIA)
EDUCATION QUALIFICATION:
UNDER GRADUATION:
B. Tech - ELECTRICAL & ELECTRONICS ENGINEERING
JAYAM COLLEGE OF ENGINEERING.
Anna University, Chennai.
Year of Passing 2008. (80%)
POST GRADUATION:
M.B.A - ENERGY & OPERATION MANAGEMENT (Correspondence)
INDIAN SCHOOL OF BUSINESS MANAGEMENT
Thane, Year of Passing August 2012.(90%)

2. JOB RESPONSIBILITIES:
I have been entrusted the responsibility to handle Maintenance of Wartsila Power plant Electrical
Equipments (Wartsila Engine Auxiliaries, Alternators, Protection relay testing, PLC system and
responsible for planning maintenance schedules and preparation production reports)
 Working knowledge in Wartsila 18V46, 20V32 Engines and its auxiliaries (Alfa Laval Separators,
Fuel Heaters, Feed Pumps, Radiators)
 Well familiar with UNIC 1, UNIC 2, UNIC 3, UNIC 4 Wartsila control systems.
 Working knowledge in 11KV Alternators and 110KV Generating transformers.
 Working knowledge in 11/110KV substation, 11KV/440V transformers & Auxiliaries.
 Working knowledge in AVR DECS system and ABB Unitrol.
 Working knowledge in PLC logic control systems and VFD Systems.
 Knowledge in Operation and Maintenance of SF6 & Air blast circuit breakers.
 Working knowledge in Preparing Plant production records, Maintenance schedule & Reports.
 Technical knowledge in Electrical and Energy subjects.
 Working knowledge in RTD, Thermocouple, and Proximity sensors calibration.
 Major maintenance and testing of 15MW, 7.5MW ABB and AVK make alternators, Testing of
Power cables and bus bars.
 230 KV Outdoor type HV Switchyard – with 40 MVA EMCO Transformers, SIEMENS numerical
relays, SF6 Outdoor type breakers, Lightning Arresters, Current transformers and capacitive
voltage transformers, Transformer oil filtration and OLTC oil testing.
 Protection relays – working knowledge in all protection relay operation and maintenance &
secondary injection method of relay testing.( Vamp, ABB, SIEMENS make Generator protection
relays - Earth fault, Over current, Reverse power and Restricted earth fault relay, Generator
Differential protection relays working Vamp 265, Vamp 210, Vamp 265i, vamp 50, SPAD, SPAG,
SPAJ, 7SJ61).
 Familiar with Test Equipments like SVERKER650, MEGGER SVERKER 780 and MEGGER Test
equipments.
TRAINING PROGRAMS:
 Wartsila Engines Operation & Maintenance by Wartsila Team in Saudi Arabia.
 Alternator & Motor Protection by PTRI, Bangalore-India.
 “C’ License Holder for authorize to work and Install MV and LV systems.
DECLARATION:
I hereby declare that the above-mentioned information is true to the best of my knowledge.
Yours truly

3. N.Mani