Experienced professionals from the power generation & transmission/distribution industry.

Protection Installation Systems Ltd

Based in the North East of England, our team has extensive experience in the power generation and transmission/distribution industry.  For over three decades our Engineers have proudly worked on many major projects in the UK.  Our clients tell us that the market requires installation engineers with a flexible, adaptable approach, delivering contracts on time and to budget. We have built our business around those critical objectives.


Our clients include all of the major UK electrical generation, transmission and distribution utilities.
We are committed to deliver outstanding build quality, our long serving team are highly accredited and authorised to work on your exciting projects,



Site Installation

PISL are specialists in substation construction, installation and maintenance.  We have extensive experience of installing new HV switchgear, 11kV to 400kV.  Our highly experienced team are a trusted partner for our clients new build and refurbishment projects.
We can supply our mechanical fitters to remove line traps and install busbars and HF earthing.

Panel Build

PISL boast highly trained teams of Protection Panel Wiremen and time served Electrical Fitters and Technicians led by extremely professional Supervisors.
All with extensive NICAP experience and National Grid Competent Persons trained to BESC and HGS47 standard.

Fibre Optic

Our clients are beginning to apply fiber-optics in their communication systems now more than ever.
We will provide Fibre Optic Personnel trained to City & Guilds 3466-02, BS7718 and BS EN50173.
High quality materials are used across all our installations.


We have had the pleasure of working on some of the UK's most prestigious and major projects such as:-

Exeter 400kV Circuit Breaker Replacement Scheme

—Removal of redundant air blast circuit breaker on the Chickerall feeder circuit and installation of new SF6 gas circuit breaker.
Removal of redundant SF6 gas filled CT’s and installation of new busbars, post insulators and earthing.

Withernwick - —Goole Fields 66kv Substation

1 off Burton Pidsea Feeder (602) Relay cubicle,
1 off Bus Section (603) Feeder Relay cubicle,
1 off Seaton Feeder (604) Relay cubicle,
1 off Wind Farm Feeder (605) Relay cubicle,
1 off Customer interface wall-box,
3 off VT Marshalling box,
1 off Emergency trip wall-box.

Harrogate Project

9 off panels for 33/11kv reinforcement of existing ring main.
9 off protection/pilot wall boxes.
Fibre optic installation.
Site cabling services.


Ken Chapman

Managing Director, Vector Power Solutions Ltd

VPS have worked with Protection Installation Services for several years and have always found their work to be of extremely high quality, the delivery of the products, consistently on time and on budget. Their work in the field has also been efficient, professional and safely executed even under extremely difficult site conditions.

Our personnel hold the following accreditations

  • —NG Competent Person/Person (including live working)
  • —BESC
  • —TP144A Site Management
  • —NEDL/YEDL ‘B’ Key holder
  • —United Utilities Key holder
  • —SSE (including live working)
  • —SPEN (including live working)   



We are just a step away when you need us!

Drop us a line, we'd love to chat about your project.

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