JG/T 361-2012 On-line physical cleaning equipment for central air-conditioning systems

HG/T 21637 GB 151-1999 Tubular heat exchangers GB/T 151-2014 Heat exchangers GB 25131-2010 Safety requirements for water chillers(heat pump)using the vapor compression cycle GB/T 3214-1991 Methods for measurement of capacity of pump GB/T 3214-2007 Methods for measurement of capacity of pump GB/T 3797-2005 Electrical control assemblies GB/T 3797-2016 Electrical control assemblies GB/T 10870-2001 The methods of performance test for positive displacement & centrifugal water-chilling units and heat pump GB/T 10870-2014 The methods of performance test for water chilling(heat pump) packages using the vaper compression cycle GB/T 13927-1992 Pressure testing for general purpose valves GB/T 13927-2008 Industrial valves—Pressure testing GB/T 13927-2022 Industrial valves—Pressure testing GB/T 15479-1995 Technical requirements and test methods of insulation resistance and insulating strength for use in industrial process measurement and control instruments DL/T 581-2010 Condensate ball cleaning device and secondary circulating water filtration device JB/T 9633-2017 Condensate Return System, Coagulate Ball Cleaning Device JB/T 9633-1999 Condensate pump cleaning device JB/T 5296-1991 General Valves - Test Methods for Flow Coefficients and Flow Resistance Coefficients DL/T 581-1995 Condenser tube rubber ball cleaning equipment and cooling water debris filter JB/T 4330-1999 Determination of noise emitted by refrigeranting and air conditioning equipments TSG R0003-2007 Simple Pressure Vessels Safety and Technical Regulations TSG R0004-2009 Supervision Regulation on Safety Technology for Stationary Pressure Vessel GB/T 151-2026 Heat exchangers GB/Z 151-2026 Fire prevention measures on converters for high-voltage direct current(HVDC)systems,static var compensators(SVC)and flexible AC transmission systems(FACTS)and their valve halls