power systems design - substation control protection design

 Unit Vector Solutions Ltd is a specialist engineering consultancy delivering innovative power systems design, substation control protection design for transmission and distribution networks worldwide. With over two decades of international expertise, our team provides end-to-end engineering services for EHV, HV, and MV substations up to 500kV including secondary engineering for substations.

Our engineers have a proven track record working with ais gis substation design for utilities, EPC contractors, and developers across the UK, Europe, and the Middle East, ensuring projects are delivered on time, within budget, and in compliance with National Grid, SSEN, IEC, ANSI, and BS standards.

We offer a wide range of services, including:

• Substation Control Protection Design – ais gis substation design, AIS/GIS/Offshore platforms up to 400kV.
• Protection & Control Systems – Secondary engineering for substations, Secondary design, scheme development, relay settings, and coordination studies.
• Power System Studies – Load flow, short-circuit analysis, insulation coordination, and system stability.
• Tender & FEED Services – Technical bid preparation, BOQ, compliance reports, and resource planning.
• Project Leadership – Managing multi-disciplinary teams and ensuring design assurance from concept to as-built stage.
• Equipment Expertise – Transformers, HV circuit breakers, protection cubicles, disconnectors, busbars, LVAC/DC systems.

• Transmission & Distribution (11kV – 500kV systems) - ais gis substation design
• Renewable Energy – Solar, BESS (Battery Energy Storage Systems), and hybrid projects
• Utility & Grid Connections – National and regional power network operators - secondary engineering for substations
• Industrial & Infrastructure Projects – Large-scale electrical infrastructure and grid interconnections - substation control protection design

• Engineers with 20+ years’ international experience in power systems and substation control protection design
• Certified engineers with UK National Grid authorisation (UKBP_TP137.16) and advanced training in protection & control. Expertise in secondary engineering for substations
• Strong track record with National Grid, SSEN, and EPC contractors.
• Expertise in both greenfield and brownfield substation projects, including upgrades, extensions, and modernisation, ais gis substation design.
• Commitment to safety, compliance, and technical excellence.

At Unit Vector Solutions Ltd, we combine deep technical expertise with a collaborative project approach. We work closely with clients, contractors, and suppliers to deliver optimised substation control protection design engineering solutions that ensure network reliability, efficiency, and sustainability.

Whether it’s a 400kV grid connection, renewable integration, ais gis substation design or secondary engineering for substations, our team provides reliable engineering leadership from concept through commissioning.