


What is the function of this panel?
The Safe Access Panel manages access compliance, monitors sub station presence, busbar temperature, switchgear humidity and alarms when there are environmental conditions that are likely to result in the development of Partial Discharge which is a pre conditions that can lead to electrical flashover.

Light indications, Alerts and Actions
Light Indications
Green - Safe to access
Amber - Temperature or humidity conditions above set points. Proceed with caution advice accessing substation using hand held handheld PD Spot Testing device.
Red - Do not enter unsafe conditions
Alerts & Actions
High temperature - Alarms at x advise thermal imaging survey of switchgear
High humidity - Alarms at x advise partial discharge investigation
Arc Flash Event - switch has trip, Arc flash detected.

Electrical Safety Awareness & Compliance
HSE documentation
Important: Prior to proceeding with any interaction with live switchgear ensure; that you are fully up to date on the following regulation and guidance, that a full risk assessment has been carried out, that switching is carried out by approved personnel and the relevant PPE is worn.
Regulations / Guidance
These are the main laws & published guidance documents you must refer to:
Electricity at Work Regulations 1989 (EAWR) — requires electrical systems, including switchgear, to be constructed, maintained and operated in such a way as to prevent danger.
Health and Safety at Work etc. Act 1974 — general duty on employers to ensure safety, so far as is reasonably practicable.• Management of Health and Safety at Work Regulations 1999 — require risk assessment & management of risks.
HSG230 “Keeping Electrical Switchgear Safe” — detailed guidance on medium and high voltage switchgear: selection, use, operation, maintenance, risk factors etc.
HSE+1INDG372 “Electrical switchgear and safety” — a more concise guide for users/owners of switchgear.• HSG85 “Electricity at Work: Safe working practices” — for how to devise safe working practices, safe systems of work, competence etc.

Prior to entry please confirm the following: