What are the standards followed for the design, manufacturing, testing, and acceptance of multi-stag

The standards followed for the design, manufacturing, testing, and acceptance of multi-stage centrifugal pumps used in coal mines are as follows:;


GB 50215-2005 "Code for Design of Coal Industry Mines"


GB 50451-2008 "Energy conservation monitoring methods and judgment rules for main drainage systems in use in coal mines"


GB/T5657-2013 Technical Conditions for Centrifugal Pumps (Class III)


MT/T 114-2005 "Multi stage Centrifugal Pumps for Coal Mines"


GB/T3216-2005 "Hydraulic Performance Acceptance Tests for Rotary Power Pumps - Levels 1 and 2"


GB/T13007-2011 Centrifugal Pump Efficiency


GB/T1348-2009 Ductile Iron Materials


GB/T3214-2007 Measurement Method for Water Pump Flow


JB/T8098-1999 Methods for Measurement and Evaluation of Pump Noise


GB/T13006-2013 Centrifugal, Mixed Flow, and Axial Flow Pump NPSH


JB/T6882-2006 Pump Reliability Verification Test


JB/T4297-2008 Technical Conditions for Painting of Pump Products




3. The motor meets the standards


GB 755-2008 (idt IEC 60034-1:1996) "Rating and Performance of Rotating Electrical Machines"


GB/T 4942.1-2001 (eqv IEC 60034-5:1985) "Degrees of Protection Provided by Motor Enclosures"


GB/T 1993-1993 (eqv IEC 60034-6:1993) "Cooling Methods for Rotating Electrical Machines"


GB/T 997 "Motor Structure and Installation Form Code"


GB 10068 "Measurement Methods and Limits for Vibration of Rotating Electrical Machines"


GB/T 10069 "Measurement Methods and Limits of Noise from Rotating Electrical Machines"


GB/T 4772 (idtIEC72) "Dimensions and Output Power Levels of Rotating Electrical Machines"


GB/T1032 "Test Methods for Three Phase Asynchronous Motors"


GB 3836.1-2000 Electrical Equipment for Explosive Gas Atmospheres - Part 1: General Requirements


All the above standards are implemented according to the latest standards.