Substation Design
Engineering
Complete primary yard configurations, secondary control schematic design, and SAS/SCADA communication logic development up to 400kV. Engineered for power infrastructure execution and utilities.
ISO 9001:2015 Certified
Consultancy
Leadership
ELP Engineering and Consultancy LLP's specialized substation design division is headed by industry veterans with over 17 years of experience in high-voltage designs. Operating strictly as an engineering consultancy arm, we deliver complete operational designs, computations, and peer optimization services for global utilities and infrastructure developers.
Pure Design & Engineering
B2B Project Delivery Only
Primary (Plant)
Engineering (Up to 400kV)
Our primary engineering layouts are compiled with strict adherence to absolute safety limits, environmental clearances, and operational maintenance space requirements.
Design & Layout Deliverables
Preparation and peer review of Single Line Diagrams (SLDs), Key Line Diagrams (KLDs), Gas Insulated Switchgear (GIS), Air Insulated Switchgear (AIS), General Arrangements, GIB routing, and Erection Key Diagrams (EKDs).
Physical Yard Engineering
Development of detailed layouts and routing for Cable-Trenches, Grounding Grid design, Illumination layouts, and Direct Stroke Lightning Protection (DSLP) configurations.
Primary Sizing & Calculations
Global Code Compliance: Thorough working knowledge and design application of IEC, CBIP, CEA, and IS standards.
Secondary (Control & Protection)
Engineering (Up to 400kV)
Control Systems Integration
Design and verification of Control and Relay Panel (CRP) schematics, Local Control Cubicle (LCC) interlock drawings, detailed CRP technical specifications, and Bill of Quantities (BOQ).
Switchgear & Interlocking Logic
Developing robust mechanical and electrical interlock logics for Gas Preserving Switchgear (GIS) and Air Insulated Substations (AIS) Switchgear layouts.
Protection Engineering
Relay setting configurations, protection coordination curves, Overcurrent & Earth Fault (OC/EF) margin selections, and Unit Protections for high-voltage Transformers, Overhead Transmission Lines, and Sub-sea Cables.
Detailed Secondary Deliverables
Power & Control Cable Schedules & Wiring Diagrams
Detailed Termination Reports & Voltage Drop Calculations
Instrument Transformer (CT/PT) Parameterization & Sizing
Substation Battery Bank and DC Charger Calculation
Drafting & Engineering Softwares
Design & Simulation Suite
AutoCAD Electrical
Technical drafting of high-voltage general layouts, switchyard arrangement profiles, termination diagrams, and detailed cable routing.
E3 Series
Integrated secondary system architecture design, electrical controls modeling, database creation, and wire/protection harness development.
ETAP Simulation
Relay setting parameterization, protection coordination curves, short circuit force studies, and CT/PT sizing validation.
PSCAD Electromagnetic
Substation insulation coordination, transient overvoltage analysis, and high-frequency switching surge mitigation studies.
PSS®E Power System
Dynamic stability modeling, root-cause contingency evaluations, and grid-connection validation at the high-voltage substation boundary.
Request Corporate Proposal
Connect with our engineering consultancy team today for highly compliant, industrial AIS/GIS layout design up to 400kV.
