Tahseen Adil

Electrical Technician / High Skilled Electrician with 8 years of extensive experience in Substation Scada Monitoring & Controlling, Operation and Maintenance, fault handling, testing and commissioning. I have worked under Chinese management. After rigorous training, I passed a Chinese licensing certificate for being technically efficient enough to handle all types of faults.

Currently, I have been working as a Substation Technician Department of Orange Line Metro Rail Transit System (NORINCO International) for the last 5 years.

Power Supply Technician at Orange Line Metro Rail Transit System (NORINCO International) (2020-09 – Present)

• Performed testing, commissioning, operation, and interlocking verification of 500KV GIS Circuit Breakers through Local Control Cabinet (LCC), local panel, remote BCU, and SCADA systems in both local and remote operating modes.
• Conducted testing and commissioning of 500KV Disconnectors, including operational checks from local panel, LCC panel, remote BCU, and SCADA, while verifying proper interlocking with circuit breakers and earthing switches.
• Executed testing, commissioning, and functional operation of 500KV Earthing Switches from local and remote control systems, ensuring safe interlocking with disconnectors and circuit breakers according to substation safety procedures.
• Performed installation support, testing, and commissioning activities for 500KV Current Transformers (CTs) and Voltage Transformers (VTs) within GIS substations.
• Conducted SF6 gas testing, pressure monitoring, leakage inspection, and gas handling activities for high-voltage GIS equipment to maintain operational reliability and insulation integrity.
• Replaced 400KV GIS Circuit Breakers with new units and carried out post-installation testing including timing tests, contact resistance tests, and operational functional checks.
• Assisted in SCADA signal verification, BCU communication checks, and protection interlock testing during commissioning and energization activities.
• Performed preventive maintenance, troubleshooting, and inspection of high-voltage GIS substation equipment while strictly following electrical safety standards procedures.

Electrical Technician at JDW Unit#2 Sugar Mill LTD (2017-11 – 2020-08)

Responsibilities related to Electrical aspects included:

• Maintenance of 11 KV Vacuum & SF6 ABB C.B and its Testing (Timing Testing, Contact Resistance Testing, Insulation Resistance Testing)
• Maintenance of 33 KV Vacuum C.B and its Testing (Timing Testing, Contact Resistance Testing, Insulation Testing)
• Substation Main SF6 Circuit breaker 132 KV Maintenance and testing activities during shutdown (C. B Opening Closing Timing Testing, checking of contact resistance and IR testing, Insulation Testing)
• 400 V (ABB, Hyundai) Air circuit breaker Preventive maintenance and trouble shouting activities (IR Testing, Contact Resistance Testing, Manually Spring Charge Testing)
• Preventive Maintenance of 33KV, 11 KV,.4KV Bus Bars During Shutdown (Bus bar Inspection Tightening, CT inspection, Condensate Heaters Inspection, Bus bar Testing.)
• Trouble shouting of 33KV, 11K &.4KV Switch Gears
• Coordination with Operation Department Regarding isolation and De-isolation of 33KV, 11KV&.4KV Switch Gears. C.B rack in and Rack out Manually.
• Maintenance of 400 KV ABB C.B and Its Testing (Timing Testing, Contact Resistance testing)
• Also perform Corrective and Preventive Maintenance of HV and LV Switch gears.
• All Plant (Generator's & Turbines Auxiliary System Motors, Rifing Motors, Water Desalination Motors, Plant other Motor's (1kw to 300KW) 11KV, 690V, 400V Motors (trouble shouting) Corrective and Preventive maintenance activities.
• Testing of 11KV, 400 V Motors (IR testing, Motor Winding Resistance Testing)
• 16 MVA (1 TO 6 units) Oil immersed Siemens Transformer Preventive and corrective maintenance activities, testing of transformer (IR, winding resistance)
• Coordinate with MR Team During 16 MVA Transformer OLTC Diverter Maintenance (Contact Replacement, Cleaning of OLTC, Oil replacement in OLTC Compartment)
• Buchholz Relay Testing and working Procedure (Temperature Alarm, Tripping Alarm)
• On load Tape Changer Testing and checking (during shutdown)
• Dielectric Test of Transformer Oil(BDV) With Dielectric Tester
• Preventive & Corrective Maintenance of Auxiliary Transformers, Dry Type Transformers (Testing, Temperature controller replacement, Cooling fan for Dry Transformer Compartment Replacement)
• Preventive and Corrective Maintenance of Dry Type Grounding and SVG Transfers 33KV.
• Complete preventive and corrective maintenance of industrial diesel generators ranging up to 1250 KVA, 550KVA to ensure uninterrupted power supply and reliable equipment performance.
• Diagnosed and repaired electrical, mechanical, and control system faults in diesel generating sets using multimeters, clamp meters, and testing equipment.
• Conducted routine inspection, troubleshooting, and servicing of generator electrical panels, ATS panels, breakers, relays, AVR systems, battery charging systems, and control wiring.
• Monitored generator operating parameters including voltage, current, frequency, temperature, oil pressure, and load conditions to maintain safe and efficient operation.
• Executed load testing and performance analysis of 3-phase diesel generators (400/230V, 50Hz) to verify operational efficiency and system stability.
• Carried out electrical wiring, cable termination, panel dressing, and installation of industrial electrical components according to safety standards and technical drawings.
• Performed generator startup (off load & on load) shutdown, synchronization support, and operational monitoring during routine operation and emergency power situations.
• Inspected and maintained generator cooling systems, lubrication systems, fuel systems, and battery systems to reduce downtime and improve equipment reliability.
• Worked on field/site electrical maintenance activities, construction sites, and metro rail equipment under challenging working conditions.
• Maintained detailed maintenance records, fault reports, inspection checklists, and service logs to support operational planning and preventive maintenance schedules.
• Demonstrated ability to work independently and as part of a maintenance team to complete emergency breakdown repairs within minimum downtime.
• Ensured compliance with electrical safety procedures, lockout/tagout practices, and company safety regulations while performing maintenance and troubleshooting activities.
• Performed preventive and corrective maintenance of DC 750V Switchgear systems to ensure uninterrupted traction power supply and smooth train operations.
• Maintained and inspected rectifier cabinets, negative cabinets, incoming and outgoing feeder panels, and terminal panels according to operational and safety standards of metro rail systems.
• Conducted troubleshooting and fault diagnosis of DC switchgear equipment, protection systems, breakers, relays, and control circuits to minimize operational downtime.
• Carried out routine inspection, cleaning, testing, and servicing of DC switchgear components, busbars, cable terminations, and electrical connections for reliable system performance.
• Assisted in emergency breakdown maintenance and restoration of DC traction power systems to support continuous metro train operation.
• Monitored electrical parameters including voltage, current, insulation condition, and system alarms to maintain stable DC traction power distribution.
• Performed inspection, and maintenance of OVPD (Over Voltage Protection Device) systems in DC 750V traction power networks to ensure protection of metro rail electrical equipment.
• Maintained maintenance records, inspection reports, and technical documentation related to DC 750V switchgear and traction power equipment.

Diploma of Associate Engineer in Electrical – Sadiqabad Poly Technical Institute Sadiqabad (2014 – 2017)

Matric – B.I.S.E of Bahawalpur (2012 – 2014)