Electrical installation safety requirements
In order to work in electrical installations and their protection zones, Elering has approved requirements based on the EN50110 standard, compliance with which is mandatory for both Elering’s employees and employees of contractors working for Elering. The EN50110 standard sets out the safe operation of electrical installations, and safety requirements for electrical and non-electrical work carried out in, on or near electrical installations.
In addition to the safety recommendations of Elering and the EN50110 standard, the following requirements must be taken into account to perform work safely:
- Occupational Health and Safety Act and the implementing regulations of the Occupational Health and Safety Act (in estonian)
- Occupational health and safety requirements in construction (in estonian)
- Occupational health and safety requirements for the place of work (in estonian)
- Fire Safety Act (in estonian)
- Equipment Safety Act (in estonian)
- Building Code (in estonian)
- EN50191 standard (Construction and operation of test facilities for electrical installations)
Safety manual for the operation of electrical installations (in estonian)
Safety instructions for work on 110–330 kV overhead lines (in estonian)
Permit to execute work (PEW) and Notification of completion of work (NCW) (Appendix 1B) (in estonian)
Energisation plan (Appendix 1C) (in estonian)
Permit to start work (Appendix 2) (in estonian)
Application to operate in the protection zone for an electrical installation (Appendix 3) (in estonian)
Permit to operate in the protection zone for an electrical installation (Appendix 4) (in estonian)
Permit to operate in the protection zone for an underground cable (Appendix 4A) (in estonian)
Instrument/permit to allocate a place of work and perform work on or near electrical installations (Appendix 5) (in estonian)
Safety plan (Appendix 6) (in estonian)
Instruction protocol (Appendix 7) (in estonian)
Fire extinguishing permit (Appendix 8) (in estonian)
Risk of accident notification (Appendix 9) (in estonian)
Accident at work report (Appendix 10) (in estonian)
Safety signs and labels used in the operation of electrical installations (Appendix 11) (in estonian)