Safety training
Control of Hazardous Energies Standard / V3 2023-12-04
1. LIST OF ABBREVIATIONS
CoHE
Control of Hazardous Energy
GFCI
Ground Fault Circuit Interrupter
GWO
Global Wind Organisation
PE
Protective Earth
PPE
Personal Protective Equipment
RCD
Residual Current Device
WTG
Wind Turbine Generator
2. TERMS AND DEFINITIONS
Term
Definition
Approach boundaries
Limited Approach Boundary This is the closest distance that an Ordinary Electrical Person can approach exposed energised conductors without escort. An Ordinary Electrical Person may be escorted within the Limited Approach Boundary by a Qualified Electrical Person but may never enter the Restricted Approach Boundary. All persons in the Limited Approach Boundary must wear the minimum PPE for electrical work. All tools that enter the Limited Approach Boundary must be insulated for the equipment’s voltage. Restricted Approach Boundary The Restricted Approach Boundary may only be entered by a Qualified Electrical Person. All parts of the Qualified Electrical Person that enter the Restricted Approach Boundary must be insulated from the equipment’s voltage. An Energised Electrical Work Permit is required to enter the Restricted Approach Boundary, unless performing switching or taking measurements. Work instruction approved by the company responsible for the work described, according to its internal processes. Normally done with its corresponding risk assessment that will include the control measures for all risks identified.
Approved work instruction
Deranged equipment
Equipment that is suspected to be damaged and must be treated with more caution than equipment in its normal condition.
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