CJZ series clean room jib crane can be used in environment with cleanliness grade 1000. The hoist cover and control box adopt stainless steel materials. The lifting and trolley travel are controlled by frequency converter. Each mechanism adopts fanless fully sealed motor and stainless steel hook. The dust cover prevents the dust from adhering to the steel wire rope. The crane is mainly used in clean workshops in the biotechnology, medical device, pharmaceutical, food and semiconductor manufacturing industries.