Defective Electrical Equipment
180. Defective electrical equipment must be disconnected from its power source by a means other than the control switch and notices must be placed on the equipment and at the control switch to indicate that the equipment is defective.
181. (1) Electrical fuses must be of the correct ampere rating and fault capacity rating for the circuit in which they are installed.
(2) An employee must not replace missing or burnt-out fuses unless authorized to do so by a person in charge.
Power Supply Cables
182. (1) Power supply cables for portable electrical equipment must be placed clear of areas used for vehicles unless the cables are protected by guards.
(2) A three-wire power supply cable on electrical equipment or appliances must not be altered or changed for the purpose of connecting the equipment or appliances to a two-wire power supply.
Grounded Electrical Equipment
183. Grounded electrical equipment and appliances must be used only when connected to a matching grounded electrical outlet receptacle.
Additional Requirement for the Issuance of a Work Permit
184. In addition to the requirements set out in section 168, before an employer issues a work permit for electrical equipment under section 166, the employer must provide a guarantee of isolation in respect of each source of electrical energy.
Guarantees of Isolation of Electrical Equipment
185. (1) An employee must not give or receive a guarantee of isolation for electrical equipment unless they are authorized in writing by their employer to give or receive a guarantee of isolation.
(2) No more than one employee is to give a guarantee of isolation for a piece of electrical equipment for a given period.
(3) Before an employer issues a work permit, the person in charge must receive from the guarantor
(a) a written guarantee of isolation; or
(b) if owing to an emergency it is not practicable for the person in charge to receive a written guarantee of isolation, a non-written guarantee of isolation.
(4) The written guarantee of isolation referred to in paragraph (3)(a) must be signed by the guarantor and by the person in charge and must contain the following information:
(a) the date and hour when the guarantee of isolation is given to the person in charge;
(b) the date and hour when the electrical equipment will become isolated;
(c) the date and hour when the isolation will be terminated, if known;
(d) the procedures by which isolation is assured;
(e) the name of the guarantor and the person in charge; and
(f) a statement as to whether live tests are to be performed.
(5) If a non-written guarantee of isolation referred to in paragraph (3)(b) is given, a written record of the guarantee must, as soon as possible be made by the guarantor and signed by the person in charge.
(6) A written record must contain the information referred to in subsection (4).
(7) Every written guarantee of isolation and every written record must be
(a) kept by the person in charge and made readily available for examination by the employee performing the work or live test until the work or live test is completed;
(b) given to the employer when the work or live test is completed; and
(c) kept by the employer for a period of one year after the completion of the work or live test at his place of business nearest to the work place in which the electrical equipment is located.
(8) If a written guarantee of isolation or a written record of an oral guarantee of isolation is given to a person in charge and the person in charge is replaced at the work place by another person in charge before the guarantee has terminated, the other person in charge must sign the written guarantee of isolation or written record of the oral guarantee of isolation.
(9) Before an employee gives a guarantee of isolation for electrical equipment that obtains all or any portion of its electrical energy from a source that is not under the employee’s direct control, the employee must obtain a guarantee of isolation in respect of the source from the person who is in direct control of the source and is authorized to give the guarantee in respect of that source.
- Date modified: