Khizir Abbas

Electrical foreman

Testing maintenance installation

ntly I am working as Substation Operator (Performing as shift work) at 500KV

Grid Satation Dera Ghazi Khan (National Transmission Distribution Company

Pakistan). My responsibilities basic understanding of safety principle and following

EHS compliance, isolation and de isolation of equipment LOTO, Risk assessment of electrical jobs, PTW, emergencies and control of system disturbance, issue clearance and work permits, monthly statement(kilowatt reading of electrical consumption), re-energization, to monitor operation, involved in activities for testing maintenance troubleshooting corrective maintenance preventive maintenance(with maintenance protection and instrumentation team) reading interpreting and modifying power transmission distribution and substation schematic diagram maintenance clearance hold tag, work permit, switching program point of insulation of following equipments:

• SCADA
• PLC
• HMI
• Relays (Siemens Micom Over Current, Earth Fault, Line Distance

Differential Relay)

• Power Transformer up to 600MVA (500KV, 220KV, 132KV, 11KV 415V)
• HV Circuit Breaker(SF6, Vacum)(500kv, 220KV, 132KV, 11KV 415V)
• Isolators (500kv, 220KV, 132KV)
• Current Transformer(500kv, 220KV, 132KV)
• Potential Transformer(500kv, 220KV, 132KV)
• CVT (500kv, 220KV, 132KV)
• Surge Arrester(500kv, 220KV, 132KV)
• HV out door bus bar(500kv, 220KV, 132KV)
• Station Grounding system
• Station Battery bank
• Battery Charger
• Auxiliary system
• Shunt Reactor
• Shunt capacitor bank

B tech pass electrical

Diploma of associate engineering electrical