Specialists in the turnkey design and construction of
high voltage ( 3 kV – 400 kV) grid connections.

& Design

At H&MV Engineering our design engineering team are at the forefront in pioneer engineering solutions.
Our portfolio of services includes and is not limited to:

Feasibility Studies & Planning

Tailored to client specific needs, from cost assessment, site and equipment analysis, our detailed inspection and evaluation will assist clients in reaching an informed decision.

With our technical expertise, we can confidently assess the condition of your HV network requirements.

We can develop and deliver studies with solid content on environmental impact, grid connection methodology, sizing and different configuration arrangements.

Site Investigation

Site investigations and surveys will include high level detail on:

  • underground cable routes,
  • planning permissions,
  • substation evaluations,
  • hydrographic and topographic surveys

and more.

Design & Specification

We provide detailed design of substations from our extensive history of engineering solution delivery over the years in T&D systems.

HV cabling, SCADA Systems, earthing, bonding, substation layouts, 3D Modelling all benefit from our expertise that we offer in design solutions to the client.

Studies & Planning

Our Engineers are collaboratively working together to provide solutions and develop the array of services we deliver.

Our library of services is extensive:

  • load forecasting models,
  • network master plans,
  • transient stability studies,
  • load flow,
  • contingency analysis,
  • single and three phase short circuit studies
  • dynamic and transient stability studies,
  • insulation co-ordination studies,
  • voltage regulation,
  • reactive compensation,
  • 3D Modelling,
  • development of network planning and security standards.

Civil Design

Our design hub offers clients complete Civil Design solutions for substation and grid route design.

We have inhouse BIM and AutoCad experts ready to populate civil work packages/drawings in line with planning requirements.

State of the Art Test Equipment
  • Omicron CMC 356 x 3
  • Omicron CPC 100 and all accessories x 2
  • Omicron FRA
  • Omicron DIRANAHV testing equipment
  • Programma Sverker 650 x 5
  • Programma Primary injection kit 600A x 5
  • Programma Battery discharge kit
  • Programma Circuit breaker timing kit
  • Programma low ohm tester 200A
  • Megger 10kV Insulation resistance tester 10kV
  • Megger 5kV Insulation resistance tester x 15
  • Fluke dry well calibrator
  • Fluke mA simulators x 2
  • Buchholz test tool
  • AC pressure tester 72kV
    And much more


H&MV Engineering has established itself as a leader in turnkey Engineering, Procurement and Construction of Energy solution Projects (EPC).


Our Engineering Team is comprised of highly qualified, industry experienced professionals who utilise leading edge software and design.

Our engineering capabilities enable H&MV to provide innovative solutions to our clients worldwide.


Our dedicated team of Procurement Professionals operate with complete transparency in full recognition of regulations, legal compliance and client requirements. H&MV conducts its business with the highest levels of integrity.

Our extensive vendor database ensures that H&MV Engineering remains highly competitive in our global market. Our procurement team cater for each and every project requirement, whether it’s an off the shelf item or a highly specialised /engineered piece of equipment.

Our professionals provide guidance on equipment selection/evaluation, vendor auditing, FAT tests, bulk material supply, services, consumables, construction components, to name but a few.


At the core of H&MV Engineering is our dedication to safety, depicted by our Zero Accidents Culture.

With a project portfolio extending across green and brown field EPC HV projects worldwide, H&MV Engineering is renowned for its commitment to delivering projects on time, safely and in line with budgets.

Our construction crews have worked on projects in extreme weather conditions from the deserts of the Middle East to the sub-zero temperatures and artic conditions in the Nordic Region.

With employees who greet each new challenge with enthusiasm, the key to our success is our flexibility and adaptability.

HV Projects Case studies

Training Academy

City & Guilds High Voltage Switching & Operations Course

High voltage systems require specific knowledge, expertise and competency to operate in a safe and competent manner.

H&MV Engineering have recognised that a significant gap exists in this area and we have put significant resources, experience and development into this course to address that shortfall.
This is the only one of its kind to be Accredited by City & Guilds in Ireland.

We offer full (5 days) and refresher (2 days) courses – contact us today for more details.

Training subjects

1. Principles of Electrical Safety

2. Lock-Out & Tag-Out (LOTO) & Testing of Isolations

3. Electrical Drawings and Switching Plans

4. Electrical Safety Legislation and Standards

5. Principles of Arc-Flash and Arc-Blast

6. Personal Protective Equipment (PPE) and High Voltage Test Equipment

7. High Voltage Switchgear and Transformers

8. General Electrical Theory and Concepts

9. Electrical Circuits and Protection

10. Principles of Risk Assessment

Who is it for?

The course is designed to be suitable for varied groups including:

• Facilities and Maintenance Managers

• Facility Engineers and Technicians

• High Voltage System Operators

• Plant Electricians

• Maintenance Technicians

It is recommended that candidates have 4 years of electrical experience.

For bookings please email training@hmveng.ie

What information do I need to book?
  • Company Details

– Company Name
– Company Address
– Company Contact Name
– Company Contact Number
– How did you hear about us?

  • Participants Details:

– Name
– Address
– Mobile Number
– Email Address
– Special Conditions eg. Learning difficulties, dietary requirements
– Position
– Number of Years of Electrical Experience
– Current Daily Duties in Position
– Qualifications
– Associated Courses
– High Voltage and/or Switching Experience

  • Credit Card Details
    (Alternative metods of payment can be arranged, please email us at hvtraining@hmveng.ie )