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Necessity of safety upgrade of standard increased safety mot
source：未知 time：2024-09-05 13:56nbsp; click：
1. Increased safety explosion-proof motors are widely used in flammable and explosive hazardous places, and their explosion-proof performance is closely related to safe production. At present, a large number of increased safety explosion-proof motors in service are manufactured in accordance with the requirements of the old national standard GB3836.3-2000, and only some increased safety motors meet the requirements of the new national standard GB3836.3-2010. Therefore, it is very necessary to analyze the differences between the new and old standards, evaluate the explosion-proof performance of motors, and explore strategies to improve motor safety.