Turnkey Electrical & Automation Projects

Substation/Switchyard Design & Engineering

• Conceptualizing and designing substations and switchyards.
• Preparation of single line diagrams including protection, control, and interface requirements
• Layout design for equipment, cable routing, power systems, lighting systems, grounding and lightning protection
• Preparation of cable schedules, control schematics, interconnection diagrams, panel board schedules, etc
• CT/PT sizing, battery sizing, lighting, and distribution calculations, earthing calculations, etc.

Electrical Energy Audit Services

• Forming audit groups for particular areas and end-use.
• Visual observations and data collection on facility and equipment conditions.
• Identification and quantification of energy consumption, as well as other relevant parameters.
• Elaboration of potential energy savings analysis and calculations.
• Validation of the findings and recommendations for energy-saving opportunities.
• Implementation of energy-saving measures.

Consultancy Services

• Preparation of technical specifications for capital and non-capital items.
• Technical review of proposals and order placements with prospective bidders, working in collaboration with the owner.
• Inspection of capital items at the time of manufacture and final inspection at the time of completion.
• Energy consumption and other parameters to be identified and verified by measurement.
• Technical documents and drawings prepared for approval from the Chief Electrical Inspector before starting the work.
• Periodic site visit for installation support and troubleshooting as and when required, to ensure smooth execution.

– Protection Relay Testing

• Electromechanical, static, and numerical relay testing using secondary injection.
• Testing auxiliary relays for pickup/drop-off operations.
• Primary injection protection tripping testing.
• Testing of relays of various manufacturers, such as English Electric, Alstom, Areva, Schneider, ABB, Siemens, Jyoti, Easun Reyrolle, Ashidha, GE, etc.

– Protection Scheme Testing

• Transformer REF protection.
• Transformer and generator differential protection schemes.
• Busbar differential protection and pilot wire protection schemes.
• Synchronizing schemes for generator-grid parallel operation.
• Load shedding schemes for grid islanding.
• Bus transfer schemes (manual and automatic).

Substation Equipment

– Outdoor Substation

• Power transformers, current and potential transformers, circuit breakers, lightning arresters, isolators, pole insulators, etc.
• Neutral Grounding Resistors (NGR), earth pits and grids, cables, control and relay panels, RTCC panels, batteries, and chargers.

– Indoor Substation

• Distribution transformers, HT/LT switchgear, HT/LT cables, HT/LT motors.
• MCC, PCC, APFC, PDB, LDB, DCDB, batteries, and chargers.