Testing Intervals for Electrical Equipment
(1) Class of equipment: Class 1 is protectively earthed, Class 2 is double insulated.
(2) Workshops include laboratory areas where fabrication and repair may commonly occur.
(3) This class includes microwave ovens, hot water systems, electric jugs, hot plates, etc.
(4) This class may include fans, heaters, and other portable equipment.
(5) This class may include office computers and other fixed office equipment.