The Class B-R: Refrigeration field safety representative (FSR) certificate of qualification is a restricted class within the Class B category. With this certificate, you may make declarations on behalf of your employer for regulated electrical work only with respect to electrical installations in which the voltage of the completed installation does not exceed 750 volts. This applies to the following installations: circuits for refrigeration equipment, air-conditioning units, heat pumps and chillers.
To obtain this certificate, you'll need to meet certain eligibility requirements and pass a certification exam.
Note: this certificate class was previously named class RE (Refrigeration).
Scope of work
You may fabricate, install, alter, repair or service any system used for cooling or heating (i.e., heat pumps) in closed systems that contain a refrigeration or a brine and thermoelectric cooling. The scope of work also includes piping, controls and electrical work usually performed by a journeyperson, and branch circuit wiring from existing enclosures containing overcurrent devices.
The scope of work not included under this certificate include electrical work on fire alarm systems and electrical work in hazardous locations.
You must provide proof of one of the following:
- Canadian Interprovincial Standards Qualification ‘IPSE’ Certificate in the trade of Refrigeration and Air Conditioning Mechanic (Refrigeration Mechanic)
- BC Certificate of Qualification in the Trade of Refrigeration Mechanic. Exemption certification in the Trade of Refrigeration Mechanic (REX)
A copy of the interprovincial certification (Red Seal) is also required if you're qualified but from another Canadian province.
About this exam
The class B-R - Refrigeration FSR exam takes 2.5 hours. It is open book and is made up of 40 multiple choice questions, with a 35% focus on Act, Regulations, and Directive, and a 65% focus on Code. You must achieve a minimum grade of 70% to pass.
For more information on our FSR exams, including how to book one, visit the Exams page.