This standard specifies the basic parameters, technical requirements, test methods, inspection rules, marking, packaging and storage of belt conveyor pull rope switches (hereinafter referred to as pull rope switches). This standard is applicable to universal pull rope switches that require emergency stopping or start-up locking of belt conveyors during operation.
JB/T 10960-2010 Referenced Document
GB 14048.1-2006 Low-voltage switchgear and controlgear. Part 1: General rules
GB 4208 Degrees of protection provided by enclosure(IP code)