287.1(1)An employer shall ensure that the entrance to a room containing an electrical hazard is marked with conspicuous warning signs, symbols or tags stating that entry by unauthorized persons is prohibited.
287.1(2)An employer shall ensure that no person enters or is permitted to enter a room or other enclosure with electrical hazards unless the person is
(a)
a qualified person, or
(b)
an employee who enters the room or enclosure to complete a duty not involving an electrical hazard and the employee is instructed and trained in the electrical hazards.
287.1(1)An employer shall ensure that the entrance to a room containing energized electrical equipment with exposed parts is marked with conspicuous warning signs stating that entry by unauthorized persons is prohibited.
287.1(2)An employer shall ensure that no person other than a qualified person enters or is permitted to enter a room or other enclosure containing exposed parts of energized electrical equipment with potential of greater than 30 volts.