Summary of Topics b0507_10_20180323_sum.htmlSubject 507
Bulletin Dated: March 23, 2018
SUMMARY OF TOPICS
The following changes in requirements to the Standard for Electric Fans, UL 507, are being proposed:
1. Detachable Cords
2. Revision of the Temperature Test Frequency for Multiple Frequency Products
3. Modification of Dielectric Voltage Withstand Test
4. Obtaining 2-Volt dc Offset Potential
5. Appliances for Use in Other Spaces Used for Environmental Air