1. 220/110 kV (GIS)  Substation, Knockanure, Ireland (March 2015 – September 2016) 2. 220/110 kV (GIS) Substation, Ballyvouskill, Ireland (January - February, September 2015)
         
    Lead commissioning role with the following included:     Lead commissioning role with the following included:
    - 220 kV and 110 kV current transformer circuits     - 220 kV GIS is successfully energized and on load in December 2015
    - 220 kV and 110 kV voltage transformer circuits     - Complete substation is successfully energized and on load in April 2016
    - Control of 220 kV and 110 kV switchgear including interlocking    
    - 220 kV circuit breakers timing test     Commissioning role with the following included:
    - Synchronisation on 220 kV and 110 kV side     - 110 kV current transformer circuits for busbar and breaker failure protection
    - Primary current stability test for main transformer differential and REF protection - 220 kV voltage transformer circuits
    - Primary current stability test for busbar protection on 220 kV and 110 kV side   - Primary current stability test for main transformer differential and REF protection
    - Ductor test   - Primary current stability test for busbar protection on 110 kv side
    - Relay secondary injection on 220 kV and 110 kV side:   - Relay secondary injection:
      1) distance protection (Siemens 7SA612, Toshiba GRL100)     1) distance relays (Siemens 7SA612 on 220 kV and 110 kV side)
      2) transformer differential protection (ABB RET 670)   2) overcurrent relays (Siemens 7SJ61 on 110 kV side)
      3) busbar differential and breaker failure protection (Toshiba GRB100)    
      4) overcurrent protection (Siemens 7SJ61)        
    - Main transformers commissioning (2 x 250 MVA):        
      1) Voltage ratio end vector group        
      2) Tan delta        
      3) Winding resistance measurement        
      4) Magnetisation currents    
      5) Primary transformer protections (Buchholz, PRD, thermal image, thermostat)  
      6) Tap changer control      
      7) Cooling syistem and control of cooling system      
      8) Insulation resistance measuremets          
    - AC main distribution board with automatic diesel generator start/stop      
    - DC main distribution board        
              NEWS 2017
    - 110 kV GIS is successfully energized and on load in May 2016      
    - 220 kV GIS is successfully energized and on load in September 2016     HOME