CERTIFICATIONS 

CSA & UL 
Van der Graaf drum motors are approved by the Canadian Standards Association (CSA) and listed by Underwriters Laboratories (UL) to operate in hazardous locations Class II Group E, F & G.

Class II, Groups E, F & G allow for operation under hazardous locations, as defined in the National Electrical Code and meets the following application requirements: 
CSA STC22.2 No 25-1966: Enclosures for use in Class II, Group E, F, & G hazardous locations 
CAN/CSA-C22.2 No 94-M91: Special purpose enclosures 
CAN/CSA-C22.2 No 100-95: Motors and generators 
UL Std No 50 (Edition 10): Enclosures for electrical equipment 
UL Std No 674: Electrical motors and generators for use in hazardous locations: Class II - Groups F, & G 
UL 1604: Electrical Equipment for use in hazardous (Classified) locations: Class I, II & III 
UL 1836: Electric Motor & Generator for use in hazardous (classified) locations: Class I & II, Division 2 

NEMA 
The Van der Graaf drum motor meets NEMA Type 9 enclosure properties:
Type 9 enclosures are intended for indoor use in locations classified as Class II, Groups E, F, & G. 
Type 9 enclosures are designed to be capable of preventing the entrance of dust. Enclosed heat generating devices are designed not to cause external surfaces to reach temperatures capable of igniting or discoloring dust on the enclosure or igniting dust - air mixtures in the surrounding atmosphere. Enclosures are designed to meet dust penetration and temperature design tests and aging of gaskets. 

IP (Ingress Protection) RATING 
All Van der Graaf drum motors comply with IP 66 & 68. Degree of protection provided by Integral design of rotating electrical machines (IP) code, as classified by International Electrotechnical Commission (CEI, IEC) Standard IEC 60034-5, Fourth edition 2066-12. 

MSHA 
The Van der Graaf TM315A60 drum motor is approved by U.S. Department of Labor, Mine Safety and Health Administration (MSHA) CFR 30 Sub-part J for Electric Motor assemblies intended for use in approved equipment in underground mines. 

CANMET 
Van der Graaf TM315A60 complies with the relevant provisions of Canadian Standards Association Standard C22.2 No.30 - M1984 "Explosion Proof Enclosures for use in Class I Hazardous Locations", gaseous mines category and C22.2 No. 145 - M1986 "Motors and Generators for use in Hazardous Locations" gaseous mines category. 

USDA 3A* 
Van der Graaf TM127, TM160 & TM215 are surveyed and approved by USDA Dairy Division to be used in dairy plants. 

CE 
All Van der Graaf drum motors comply with the regulations of the European Norm EN 60204-1 (Electrical equipment of industrial machines. General requirements).