This standard specifies the classification and naming, requirements, test methods, inspection rules, marking, packaging, transportation and storage of submersible sewage pumps. This standard applies to three-phase submersible sewage pumps that contain fibers, rags, solid particles and other contaminants in the conveying medium and are used in environmental protection, municipal administration and other occasions. The flow rate is 5~4000m/h, the head is 6~45m, and the power is 1.5~250kW.
GB/T 191 Packaging.Pictorial marking for handling of goods*, 2008-04-01 Update
GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)*, 2013-02-15 Update
GB/T 3216 Grade 1, Grade 2 and Grade 3 Hydraulic Performance Acceptance Tests for Rotary Power Pumps*, 2019-04-01 Update
GB/T 755-1987 General requirements for rotating electrical machines
HJ/T 336-2006 history
2006HJ/T 336-2006 Specifications for environmental protection product. Submersible sewage pump
HJ/T 336-2006 Specifications for environmental protection product. Submersible sewage pump has been changed from HCRJ 033-1998 Submersible sewage pump.