Key Test Areas:

1.  Surface temperature limits to prevent fire or burns

2. Thermal cut-off and over-temperature protection

3. Grille and guard mechanical safety

4. Electrical insulation under heating conditions

5. Accessibility of live parts

Key Test Areas:

1.  Electrical safety and shock protection

2. Weather resistance for outdoor use

3. Mechanical durability under flexing

4. Thermal performance during continuous operation

5. Labeling and warning requirements

Key Test Areas:

1.  Short-circuit and overcurrent protection

2. Enclosure and ingress protection (IP/NEMA ratings)

3. Component spacing and electrical clearance

4. Temperature rise under rated load

5. Control circuit isolation and safety