Motorsport UK NCR 2026 #11 | Page 264

5.2. Any re-set of the circuit breaker must be operated by a distinct different action to the trigger.
5.3. The triggering system for the circuit breaker on saloons should be situated at the lower part of the windscreen mounting, preferably on the Driver’ s side or below the rear window.
5.4. On Open Cars the triggering system should be situated on the lower main hoop of the Roll-over Bar on the driver’ s side or at the lower part of the windscreen mounting( as above).
5.5. Alternatively on Vehicles of Periods A to F the mounting point may be mounted approximately vertically below the line of the scuttle on the Driver’ s side.
5.6. The triggering system location must be identified by a Red Spark on a White-edged Blue triangle( 12cm base), with the‘ On’ and‘ Off’ positions and method of triggering( Push, Pull, or a Rotation direction indicated by an arrow) clearly marked.
6. Red Warning Light
6.1. A rearward facing red warning light of a minimum of 21 watts, with surface area minimum 20cm2, maximum 40cm2, or of 21 watts with a surface area minimum of 50cm2 and with lens and reflector to EU Standards, must be located within 100mm of the centre line of the vehicle and be clearly visible from the rear.
6.2. Vehicles fitted with full width bodywork may alternatively use two lights equally located about the Vehicle centre line.
6.3. An alternative light unit of equal or enhanced constant luminosity or LED lights that are either homologated by the FIA or comply with relevant EU Regulations may be used.
6.4. The warning light must be switched on when visibility conditions are reduced, or as detailed within Championship and / or Event Regulations, or when so instructed by the Clerk of the Course.
6.5. Electrically operated Fire Extinguishers Refer to App. 6.
Motorsport UK 2025 National Competition Rules Version 11
Chapter 7 Appendix 5- Electrical Systems 264