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TYPICAL LOGIC DIAGRAM OF 132/33kV SUBSTATION 
LEGEND: 
KOM Kick Off Meeting 
PO Purchase Order 
SP Site Preparation 
ST Usually Operational Sparepart 
CW Civil Work 
TR Training 
BDS EL Base Design Submittal Electrical 
Em Base Design Submittal Mechanical 
C Base Design Submittal Civil 
BDA EL Base Design Approval Electrical 
Em Base Design Approval Mechanical 
C Base Design Approval Civil 
DDS Detail Design Submittal 
DDA Detail Design Approval 
IFC Issued For Construction 
BDR Base Design Review 
TCC Technical Completion Certificate 
PCC Preliminary Comp Cert 
FAC Final Acceptance Cert 
DF Basement CWComplete 
SP Preparation 
KOM P.O. TR-Factory TCC PAC FAC 
Manufacture Transport 
Installation 
Commissionin 
SP Handover 
Install Cable 
Mobilization CW Power Trans Reinf. Conc, RW&T 
DDS (E,C,Em) 
BDS(EL) 
Dummy 
BDS(Em) 
Equip L.O. BDS(C) BDSApp DDAp(E,C,Em) 
IFC 
ST 
BDSComp BDRMeeting 
TR (SiTe)
Mechanical

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Logic diagram of a typical 132.33k v power substaion

  • 1. TYPICAL LOGIC DIAGRAM OF 132/33kV SUBSTATION LEGEND: KOM Kick Off Meeting PO Purchase Order SP Site Preparation ST Usually Operational Sparepart CW Civil Work TR Training BDS EL Base Design Submittal Electrical Em Base Design Submittal Mechanical C Base Design Submittal Civil BDA EL Base Design Approval Electrical Em Base Design Approval Mechanical C Base Design Approval Civil DDS Detail Design Submittal DDA Detail Design Approval IFC Issued For Construction BDR Base Design Review TCC Technical Completion Certificate PCC Preliminary Comp Cert FAC Final Acceptance Cert DF Basement CWComplete SP Preparation KOM P.O. TR-Factory TCC PAC FAC Manufacture Transport Installation Commissionin SP Handover Install Cable Mobilization CW Power Trans Reinf. Conc, RW&T DDS (E,C,Em) BDS(EL) Dummy BDS(Em) Equip L.O. BDS(C) BDSApp DDAp(E,C,Em) IFC ST BDSComp BDRMeeting TR (SiTe)