This standard specifies the types and models, basic parameters, technical requirements, test methods, inspection rules, marking and packaging of pipeline canned electric pumps. This standard is applicable to pipeline canned electric pumps with a flow rate of 0.8m3/h ~ 1080m3/h, a head of 3m ~ 100m, a single-phase power of 0.06kW ~ 1.1kW, and a three-phase power of 0.25kW ~ 200kW. The transported medium is clean water or A liquid with physical and chemical properties similar to water.