CJ/T 472-2015 Submersible sewage pump

CJ/T 3038-1995 Submersible sewage pumps

GB/T 3216-2005 Rotodynamic pumps—Hydraulic performance acceptance tests—Grades 1 and 2 GB/T 4942.1-2006 Degrees of protection provided by the integral design of rotating electrical machined(IP code)—Classification GB/T 9239.1-2006 Mechanical vibration—Balance quality requirements for rotors in a constant(rigid)state—Part 1:Specification and verification of balance tolerances GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB 755-2000 Rotating electrical machines—Rating and performance GB/T 755-2008 Rotating electrical machines—Rating and performance GB/T 755-2019 Rotating electrical machines—Rating and performance GB/T 755.2-2003 Methods for determining losses and efficiency of rotating electrical machinery from tests(excluding machines for traction vehicles) GB/T 1220-1992 Stainless steel bars GB/T 1220-2007 Stainless steel bars GB/T 1348-1988 Spheroidal graphite iron castings GB/T 1348-2009 Spheroidal graphite iron castings GB/T 1348-2019 Spheroidal graphite iron castings GB 1971-1980 Terminal markings and direction of rotation of rotating electrical machines GB/T 1971-2006 Rotating electrical machines—Terminal markings and direction of rotation GB/T 1971-2021 Rotating electrical machines—Terminal markings and direction of rotation GB/T 2828.1-2003 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB 5013.2-1997 Rubber insulated cables of rated voltages up to and including 450/750V—Part 2:Test methods GB/T 5013.2-2008 Rubber insulated cables of rated voltages up to and including 450/750 V—Part 2:Test methods GB 5013.4-1997 Rubber insulated cables of rated voltages up to and including 450/750V—Part 4:Cords and flexible cables GB/T 5013.4-2008 Rubber insulated cables of rated voltages up to and including 450/750 V—Part 4:Cords and flexible cables GB/T 9439-1988 Grey iron castings GB/T 9439-2010 Grey iron castings GB/T 9439-2023 Grey iron castings GB/T 12785-2002 Test methods for submersible motor-pumps GB/T 12785-2014 Test methods for submersible motor-pumps GB/T 13306-1991 Plates GB/T 13306-2011 Plates GB/T 13384-1992 General specifications for packagings of mechanical and electrical products GB/T 13384-2008 General specifications for packing of mechanical and electrical product GB/T 17241.6-1998 Integral cast iron pipe flanges GB/T 17241.6-2008 Integral cast iron flanges JB/T 4297-2008 Pump product coating specification for technology JB/T 8687-2013 Pump products sampling inspection JB/T 8735.2-2016 Rated voltage 450/750 V and below rubber insulated flexible wire and flexible cable Part 2: General rubber insulated flexible cable JB/T 11923-2014 Assessment and evaluation method for reliability of submersible electric pumps JB/T 8687-1998 Pump products sampling inspection JB/T 8735.2-2011 JBT 8735.2-2011 Rated voltage 450/750 V and below rubber insulated soft wire and cables Part 2: General rubber-sheathed soft cables JB/T 8680-2008 Specification for Y2 series (IP54) three-phase asynchronous motor (Frame size 63～355) JB/T 8735.2-1998 Rubber insulated cords and flexible cables of rated voltages up to and including 450/750V Part 2:Tough rubber sheathed flexible cables for general purposes GB/T 755-2025 Rotating electrical machines—Rating and performance GB/T 191-2025 Graphical symbols marking for handling and storage of packages