JITHIN KUMAR MJ PILLAI

• Protection system Design: Short Circuit Study, Load Flow Analysis, Fault current calculation, Protection Schemes, Relay coordination.
• Design & Preparation of specification details for Switchgear (Circuit breakers, Busbars, Relays, Panels) .
• Design & Sizing specification details for Equipment’s (Transformers, DG, Motors),
• Preparation of CT PT Sizing Calculations.
• Protection SLD of Transformer, Motors, DG sets, feeders, and bus bar
• Preparation of secondary system architecture, switchgear arrangement,
• Preparation of Control and scheme Logic : Synchronisation, Interlocking, Closing, Tripping & Starting Schemes,
• Technical evaluation of tender Documents
• Testing and Commissioning of Protective Relays:
a) Differential Relay: Bias Setting, Characteristic curve and harmonic restraining test.
b) Directional/ Non directional relays: Configuration of numerical Relays, Tripping and timing test with different IEC Characteristic curves (definitive time, Normal Inverse, Very inverse, extremely inverse) directionality check (CDG, CDD)
c)Relays:Autorecloserelay(MVTR), MasterTriprelay(MVAJ), FrequencyRelay, CirculatingCurrentRelay(CAG), Differential Relay(DTH), Motor Protection Relay(CCUM), Synchronization Check relay(SKE11)
• Testing of relays and schemes associated with transformer, DG, feeder, capacitor bank & Busbar, Motors(O/C Protection, REF and Differential)
• Knowledge in configuration of numerical Relays
• Review and investigation of protection tripping, troubleshooting works associated with control and protection systems
• Testing and Commissioning Substation Equipment& Switch Gear:
a) Power transformers b) CT/PT c) Breaker d) Bus bars.

• Preparation and evaluation of test reports of protection and control systems
• Associated voltage levels 3.3kV, 6.6kV, 11kV, 33kV, 66kV, 110kV

Work Experience: 3years &2 months
SIEMENS Ltd(Industry Solutions)
JOB TITLE : Junior Executive- Installation
JOB DESCRIPTION :
• 11KV indoor substation erection and commissioning
a) 2MVA, 11/.433kV, 50Hz Oil filled Transformer (3 Nos)
b) Erection of 11kV, 630A, 25kA VCB Breaker HT Indoor 7 Panel Board-1 set
c) Erection of .433kV, 1600 A, 65 kA ACB breaker AMF panel -1 set
d) Erection of .433kV, 2500A, 65kA ACB breaker MSB panel-1set
e) Erection of .433kV, 3200A, 65kA ACB breaker MSB Panel-1 set
f) Erection of 700kVAR, Capacitor Bank-3 sets
g) Erection of LT panles, SMDB’s, DB’s,
h) Cable laying and termination of cables from
a. 3 1/2X10mm2 to 3 1/2X400mm2 XPLE/ SWA/PVC Al Cable
i) Cabling in trenches and ladder trays of size from 150 mm to 1000mm
j) Earthing of HT/LV using Cu &GI Plate
• Electrical installation of 5.5lakh Sq feet Software Building for lighting and Small power load
a) MS & PVC Open and Concealed Conducting of following dia
1. 19mm
2. 25mm
3. 32mm
4. 38mm
5. 50mm
b)Wiring for Lighting points and Power & Industrial sockets
1. Using single core 2.5, 1.5 & 4 Sq mm FLRS wire
2. Using two core 2.5 Sq mm flexible cable

c)Installation of Light fitting of Philips make with all necessary end terminations
1. 2*55W
2. 2*36W
3. 2*26 W
4. 2*18W

d)Erection of street light poles 7 m with 150 W(Wipro make) metal halide lamp-32 nos
e)Erection of bollard lights(Wipro make) 1m-12 nos