IEC 60664

Training Dates

IEC 60664 Consultancy & Training

With extensive experience in ensuring safety within electrical equipment, we offer our expert assistance in navigating and complying with the requirements of the IEC 60664 standard on insulation coordination for equipment within low-voltage systems.

Whether you need consulting, support or training – we support your team with our expertise in safe product design.

Why is the IEC 60664 standard of great importance?

The IEC 60664 standard is universally crucial across various industries due to its role in ensuring the safety and reliability of electrical equipment. By implementing this standard, manufacturer can enhance the robustness and performance of electrical systems, minimizing downtime and maintenance costs.

Adhering to international standards like IEC 60664 fosters trust among stakeholders, demonstrating a commitment to quality, safety, and regulatory compliance. Ultimately, leveraging our expertise in navigating the IEC 60664 standard empowers you to meet industry regulations, safeguard your operations, and uphold the highest standards of electrical safety.

IEC 60664 Relation to other standards

The IEC 60664 series of standards provides the foundation for insulation coordination in various international standards, including IEC 60601 for medical electrical equipment and IEC 61010 for electrical equipment. IEC 60664 offers comprehensive information on how factors such as altitude, pollution degree, and transient voltages affect insulation. Parts 3 and 4 of IEC 60664 provide detailed insights into conformal coating and high-frequency isolation, making them an invaluable reference for adhering to other electrical safety standards.

Our services

Consultancy & Support:

  • Support the interpretation of IEC 60664 clauses
  • Calculations of required creepage and clearance distances based on the multiple influencing factors
  • Generation of isolation diagrams
  • Guidance on test parameters and procedures
  • Conformal coating selection and requirements
  • Define the requirements and challenges for high frequency


We offer online and on-site training courses that can be customised to meet your specific requirements in terms of date, format and content.

Our IEC 60664 Introductory Training provides a comprehensive introduction to the fundamentals of insulation coordination. This course covers key topics such as understanding electrical stresses, material selection, and basic requirements, guiding you towards compliance with the standard. In our IEC 60664 Advanced Training we delve deeper into analysis of insulation coordination, focusing on advanced topics like detailed design considerations, testing and validation procedures, regulatory and compliance strategies, and more.

Our training sessions are enriched with industry-relevant examples, best practices, and team exercises. Additionally, our expert team is available to address specific questions, providing valuable support to your product development teams.

IEC 60664 Trainer

Owner & Consultant

Alastair Walker


IEC 60664 – Current dates

CourseIEC 60664 Introductory
Date07. Aug. / 2 Days
TrainerAlastair Walker
Costs€1.400 / £1,300
CourseIEC 60664 Advanced
Date26. Aug. / 3 Days
TrainerAlastair Walker
Costs€2.100 / £1,950
CourseIEC 60664 Introductory
Date12. Sep. / 2 Days
TrainerAlastair Walker
Costs€1.400 / £1,300


Companies around the world rely on our extensive knowledge in safety-relevant industries when developing their products.

Lorit Consultancy guided us through the intricacies of security regulations for medical devices in no time. We received concrete and comprehensive answers to questions we had been unable to find answers to for some time. Now, we can go to the market faster.

Natalia Kazankova – Senior Product Marketing Manager, Code Intelligence

As a leading medical device manufacturer, we greatly benefited from Lorit Consultancy`s services. The training always has effective combination of theory with practical insights, what is essential for our medical device development/manufacturing. The trainers were exceptional, simplifying complex concepts and engaging us with interactive discussion and case studies. Training has enhanced our teams capability of ensuring our products meet the highest standards.

We sincerely appreciate the professionalism and expertise of the Lorit Consultancy team. Their commitment to excellence has profoundly impacted our work. Thank you for an outstanding training experience.

Vladislavs Pavlovs – Laser and Electronic Components Development Department, CeramOptec GmbH

In summary; very useful, the recommendations/observations are recognisable and the report will help steer future 62304 compliance efforts.

In addition, the report also satisfied our external stakeholders.

Phil Cooley – Quality Manager, Bond Digital Health Ltd


Thank you, for a terrific course!
The trainer was extremely knowledgeable about the material, and made the content very easily digestible, even the more challenging bits.  I am very satisfied.

Rhyse Jaeschke – Manager, System Verification & Validation Ultrasound R&D, Philips Healthtech


With Lorit Consultancy we have found an extremely reliable partner who sees the big picture. Through their Functional Safety Engineering (ISO 26262) competence, we enjoy support at the highest level within our automotive product development.

Remarkable is the smooth integration into our internal development team and the always professional & uncomplicated communication. We look forward to many more joint projects!

Harald Sporer – Senior Project Manager, Automotive Sense & Control, Infineon

It was really a very helpful and excellent training!

Marco Augustin – Quality and Software Manager, Occyo


Lorit Consultancy´s support was instrumental in helping us achieve compliance in IEC-62304/ 82304 and ISO 14971 for our software-as-a-medical-device product.

Ju Zhang – Founder, CEO Formus Labs


Plexus has used the services of Lorit Consultancy in relation to a new healthcare project where insights into ISO 14971 and IEC 60601-1 international standards was needed.  We have been very impressed with the quality of knowledge within Lorit and the quality of documentation and deliverable, and we look forward to continuing to partner with Lorit in the future.

John Simpson – Senior Manager, Engineering  Plexus

Essential for my job. Reduced my fear of 60601.

Senior Mechanical Engineer

Lorit Consultancy gave us excellent support in defining the requirements and implementing the BS EN 62304 document structure for our first product.

Selly Saini – CEO  Inside Biometrics

It’s great to have the opportunity to receive this training from somebody who is obviously an expert in the topic and understands the practical implementation.

Senior Design Assurance Engineer

Lorit Consultancy provided a professional and efficient service in defining regulatory requirements for both new developments and legacy products.

Alastair Mutch – VP Research and Development, Diagnostics Cardiology Spacelabs Healthcare

Excellent course and very pragmatic approach on implementing compliance.

Senior Software Engineer

Lorit Consultancy gave us great support when guiding us through the process of hardware metric generation as defined in ISO 26262.  Providing both the FMEDAs and training on the use of them.

Geoff Owen Protean

Very well executed, very helpful. Thank you for your time and expertise.

Senior Electronics Engineer


The instructor was extremely engaging and clearly had excellent knowledge of the material.

Innovation Agent