Ammad Hassan Email & Phone Number

Karāchi, Sindh, Pakistan

• Managing Site Facilities and Operation & Maintenance of a 50MWp Gharo Solar Power Plant
• Ensured Proper testing and maintenance of 132kV GIS, PV Assets, Transmission Line, and other equipment
• Ensured the following standards: IEEE C57, C37, IEC 60076, IEC 60156, IEC 60814, IEC 60599, IEC 61000, etc.
• Conducting monthly meetings with clients, vendors, and contractors regarding budget, procurement, and Pending works.
• Supervised compliance of environmental & social management system, HSE near-misses, incidents, accidents, maintenance non-conformances and non-conformance reporting
• Evaluated performance of maintenance staff and identify competency / skill-set gaps

Pakistan

• Managed and Led a Maintenance team of more than 40 employees
• Led transmission Maintenance Engineer, Maintenance staff, Transmission grid network, preventive/Emergency maintenance & restoration tasks, set shift schedules and assignments, estimated quantity and cost of required.
• Transmission line maintenance e.g. Cleaning and IR of Insulators, ensuring Transmission tower hardware integrity, and accessories tightening work, tower paintwork, ensuring proper grounding, Thermal scanning for any.
• Developed and reviewed maintenance procedures and checklists in line with O&M Manual and OEM Recommendations
• Timely identified all requirements for Transmission Lines maintenance and Developed and conducted training plans for maintenance staff
• Prepared maintenance requirements (preventive, corrective, condition-based, and predictive) and maintenance plans

Pakistan

• Witnessed Distance Relays (132kV Transmission Line) Testing and Commissioning Includes all the functions e.g. Zone Reach, Zones Timing Test, POTT, PUTT, SOTF, PT Fuse Failure, Load Encroachment, VT MCB trip.
• Witnessed maintenance of Transmission line that includes Cleaning and Insulation Resistance of Insulators, Transmission tower hardware Integrity, Nut bolts tightening work, Tower Paintwork, grounding test, and.
• Witnessed Differential Relays testing and Commissioning with OMICRON 356 that included Pickup Test, Stability Test, Vector Group Verification, In Zone Fault Stability Testing, Out of Zone Fault Testing, Slope-01 and 02.
• Witnessed Configuration, Testing, and Commissioning of Breaker Failure, HV REF, LV REF, O/C, E/F, Low Impedance Busbar (LIBB) testing, TAPCON 230 (Master-Slave Scheme), Directional O/C E/F, and Line Differential.
• Witnessed Transformer Testing that includes Winding Resistance, Insulation Resistance, Excitation Current, C &DF, TTR, SFRA, Functional Testing, Trip Testing (Buchloz Relays, Winding and Oil Temp, PRD)
• Witnessed Panel Scheme verifications: CB, Isolator, Earth switch open and close circuit, interlocking verification, DC supervision circuit, Trip circuit, Annunciator and SCADA Signals, CT, VT and Sync circuit, Close.

Karachi

• Executed Testing and Commissioning of 07 No. of 220kV/132kV/11kV Grids (AIS, GIS) of TP-1000 projects
• Performed Protection Relays Configuration and Testing E.g. Differential, Distance, O/C, E/F, LV REF, HV REF, Breaker Failure, Sync check Relay, Directional O/C, and LIBB
• Hands on experience on relay software: DIGSI4 & 5, PCM100, Micom S1 Studio, GE EnerVista, SEL AcSELerator
• Carried out the following Tasks: switchgear scheme Checking, Sync Circuit, CT and VT loop verification with Injection Source, Busbar Stability, Transformer & Transmission Line Stability, Earth Resistance, Mesh.
• Hands-on expertise in the OMICRON CMC356, Freja Relay Tester, CPC100, PDS100, AC, and DC HIPOT, Megger, Contact Resistance, Breaker Timing, Earth Resistance Meter, CT Analyzer, Doble M4100, Fluke Meters, DV Power.
• Performed Meetings with K-Electric and Siemens for shutdowns, tracked progress, and foresaw the advantages

Narowal

• Conducted Corrective and Preventive maintenance of 225MW combined cycle power plant
• Maintenance and Testing of 132kV AIS grid, MV/LV switchgear, Battery bank, AC/DC room, IEDs, Circuit Breakers, etc.
• Testing and Maintenance of Power Transformers and Transmission Lines e.g. Tower Paint, Hardware Torqueing, Grounding Inspection, Thermal Scanning for Corona and hotspots, Cleaning, and Vegetation Management.
• Performed Calibration & Testing of Pressure and Level Transmitters, Oil Mist detector, Solenoids valves, PT100, Thermocouples, MOVs, Solenoid and Pneumatic Valves, Bentley Nevada Vibration sensors and I/P Converters
• Good Knowledge of P&I, Electrical Schematic, and PLC logic drawings
• Performed the Following Tasks: Daily Checklist, Inventory Management using MAXIMO, Fixed HRSGs, Generators, Steam Turbine, Fuel Pump Stations Electrical and Instrumentation Faults, and Overhauling of Equipment

Lahore Punjab

Expertise, Protection Relays Testing, Commissioning, HV/MV Relays, Siemens (7UT, 7SA, 7SJ, 7SS), ABB (RET 670, REL670, RED, REJ, REB, REG), GE (G60, T60, D60), MICOM (P442, P122, P640, P344, P746), Woodward, SEL (751, 787, 421, 352), Software Expertise, DIGSI, PCM100, Micom S1 Studio, GE EnerVista, SEL AcSELerator, PVsyst, TIA Portal, Conducted Power.