Operations training
High Voltage Standard / V1 02072025
87) Apply the hierarchy of switching safely and effectively in switching operations under different conditions (Skills, intermediate level)
88) Take responsibility for identifying equipment status and condition, preparing the job site, tools, PPE and control measures for carrying work (Ability, intermediate level)
89) Distinguish different operating conditions for switching, including fault and emergency scenarios (Skills, intermediate level)
90) Apply correct solution according to instructions for different switching situations: routine, non- routine or emergency (Skills, intermediate level)
The instructor shall:
Explain and demonstrate control, communication and correct action of the switching person during switching operations including general safe practice and principles of switching including team communications.
Explain and demonstrate applying the hierarchy of switching (as per ENA Model Distribution Safety Rules: 3.5.7 or a relevant equivalent)
a. All switchgear operations shall, so far as reasonably practicable, be planned and completed in accordance with the following hierarchy:
(i) Remotely via remote control facilities
(ii) Remotely on site via control panels in a different room to the switchgear being operated
(iii) Remotely via a control panel in the same room as the switchgear being operated
(iv) Remotely via an Approved umbilical device or similar; or
(v) Via the operating facilities on the switchgear
Lead participants in a practical walk-through exercise with available HV facilities and equipment that demonstrates why we work the way we do when HV switching
a.
Correct Location
b.
Correct Switchgear
c.
Correct Switch
d.
Switch is in expected position (on/off etc)
e. Confirm permission to switch granted from control person
Global Wind Organisation / www.globalwindsafety.org
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