GB/T 19413-2024 English PDFUS$989.00 · In stock
Delivery: <= 7 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 19413-2024: Air conditioning unit for data center and communication room Status: Valid GB/T 19413: Historical versions
Basic dataStandard ID: GB/T 19413-2024 (GB/T19413-2024)Description (Translated English): Air conditioning unit for data center and communication room Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: J73 Word Count Estimation: 50,553 Date of Implementation: 2025-05-01 Older Standard (superseded by this standard): GB/T 19413-2010 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 19413-2010: Unitary air-conditioners for computer and data processing room---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.Marking, packaging, transportation and storage Appendix A (normative appendix) Test method for air conditioning humidification of the equipment room Appendix B (informative) Partial urban temperature distribution coefficient 15 ForewordThis standard is drafted according to the rules given in GB/T 1.1-2009. This standard replaces GB/T 19413-2003 "Unit type air conditioner for computer and data processing room". This standard and GB/T 19413-2003 compared to the main changes are as follows. --- Increased definition, calculation method and limit requirement of air conditioner "annual energy efficiency ratio" (see 3.7, 5.4.6); --- delete IPLV assessment method; --- modified the room air conditioning outdoor machine side noise limit requirements (see 5.4.5); --- modified part of the test conditions (see Table 6); --- modified the air conditioning unit air conditioning test method (see Appendix A); - Adjust the type of air conditioning in the room (see Chapter 4). This standard is proposed by the China Machinery Industry Federation. This standard is national standardization of refrigeration and air conditioning equipment Technical Committee (SAC/TC238). The main drafting unit of this standard. Emerson Network Energy Co., Ltd., Hefei General Machinery Research Institute, Guangdong Jirong Air Conditioning Co., Ltd. East American Refrigeration Equipment Co., Ltd., Zhuhai Gree Electric Co., Ltd., Schneider Electric Information Technology (China) Co., Ltd., Guangdong Ling Air Conditioning Equipment Co., Ltd., Nanjing Wuzhou Refrigeration Group Co., Ltd., Zhejiang Shou'an Artificial Environment Co., Ltd., Arsi Refrigeration Engineering Technology (Beijing) Co., Ltd., World Tusi Air Conditioning Technology System (Shanghai) Co., Ltd., Sichuan by the Mi Kang Environmental Technology Co., Ltd., Safety of household and similar electrical appliances - Part 1. General requirements GB 4706.1 GB 4706.32 Safety of household and similar electrical appliances Special requirements for heat pumps, air conditioners and dehumidifiers Mechanical electrical machinery - Electrical equipment - Part 1. General technical requirements GB 5226.1 GB/T 7778 Refrigerant Numbering Method and Safety Classification Classification of Combustion Performance of Building Materials Safety requirements for mechanical refrigeration systems for refrigeration and heating GB 9237 GB 17625.1 Electromagnetic compatibility limit Harmonic current emission limit (set input current per phase ≤ 16A) Unit - type air - conditioning machines GB/T 17758-2010 GB 25130 Unit type air conditioner safety requirements3 terms and definitionsGB/T 17758 Definitions and the following terms and definitions apply to this document. 3.1 A unit air conditioner that provides air circulation, air filtration, cooling, reheat and humidity control to the equipment room. 3.2 Cooling capacity In the specified cooling capacity test conditions, the engine room air conditioning from the engine room to remove the sensible heat and latent heat, the unit for the tile (W). The cooling capacity is equal to Sensible cooling capacity and latent heat cooling capacity of the sum. 3.3 Refrigeration power consumption refrigeratingconsumedpower Under the specified cooling capacity test conditions, the total power consumed by the engine room air conditioner is in watts (W). A) Lower air supply; B) Upper air supply. --- direct blowout type; --- wind pipe type; C) Horizontal air supply. 4.2 Model The air conditioning model of the engine room can be determined by the manufacturer, the model should reflect the nominal operating conditions of the room air conditioning cooling capacity.5 requirements5.1 General requirements The air conditioner of the equipment room shall comply with the requirements of this standard and shall be manufactured in accordance with the drawings and technical documents approved by the prescribed procedures. 5.2 working conditions 5.2.1 Electrical equipment for air conditioning in the equipment room shall be capable of working properly under the following conditions. A) Input AC power supply voltage fluctuation range, in single-phase 220V and three-phase 380V, 50Hz when the rated voltage 90% ~ 110%; B) outdoor ambient temperature. -35 ℃ ~ 50 ℃; C) electrical equipment should be able to work below 1000m above sea level; when the altitude exceeds 1000m, the manufacturer and the user To increase the relevant measures in accordance with the agreement. 5.2.2 Room air conditioning should be able to work under the following conditions. A) water-cooled room air conditioning condenser water temperature of 7 ℃ ~ 34 ℃; B) air-cooled room air-conditioning outdoor condenser ambient temperature of -15 ℃ ~ 45 ℃, should be suitable for low-temperature operation options or Interlocking interface. When the microprocessor is used for electrical control equipment, its electromagnetic compatibility should meet the following requirements. ● Electrical control should have the performance of suppressing electromagnetic interference and harmonic current. Its continuous interference voltage, continuous interference power, Intermittent interference voltage equivalent value should not exceed GB 4343.1 specified interference characteristics allowable value; harmonic current value should not exceed GB 5725.1 specified by the Class A equipment harmonic current limit; ● Electrical control should have anti-electromagnetic interference performance, and should not exceed GB 4343.2 class II equipment immunity requirements. - After the power failure to restore power supply should be able to automatically start or in accordance with the requirements of delay and order to start. --- long-distance monitoring of electrical control equipment. 1) should have a communication interface, and specifications in line with the relevant provisions. 2) One or more of the following items can be set by manufacturer and user agreement. ● long distance monitoring project; ● remote display and alarm items; ● remote control project; ● Remote monitoring of project accuracy. --- should have the function to avoid competition between units, such as to avoid dehumidification and humidification, cooling and heating and other functions at the same time run. C) Material fire protection - The air filter material shall comply with the requirements of the flame retardant material (B1 grade) of GB 8624. Insulation and noise reduction materials shall comply with the requirements of nonflammable materials (Class A) in GB 8624. D) vibration According to the manufacturer and user agreement, the engine room air conditioning should be equipped with shock support, indoor and outdoor pipe connection between the pipe should be shock Room air conditioning to withstand the vibration test can still work properly. 5.4 Performance requirements 5.4.1 Nominal refrigeration general requirements In the nominal test conditions of the refrigeration test, the sensible heat ratio of the engine room air conditioner should not be lower than the limit specified in Table 2. Table 2 room air conditioning sensible heat than the limit Type sensible heat ratio Air-cooled Water-cooled 0.90 Cold water type 0.87 5.4.2 Performance requirements 5.4.2.1 Room air conditioning In normal operation, refrigeration system parts should not have refrigerant leakage. 5.4.2.2 Room air conditioning in normal operation, the measured current, voltage, input power and other parameters should meet the design requirements. 5.4.2.3 Engine room air conditioning in the nominal conditions of the measured cooling capacity should not be less than 95% of the express value. 5.4.2.4 Room air conditioning in the nominal conditions measured under the cooling power consumption should not be greater than the nominal cooling power consumption of 110%. 5.4.2.5 Operation at maximum load cooling conditions. A) room air conditioning parts should not be damaged, and can run normally; B) room air conditioning overload protector should not jump; C) When the engine room air conditioning shut down 3min, and then start continuous operation 1h, but in the first 5min start to allow overload protection Record A. 6.1.2 Test conditions for air conditioning in the room are shown in Table 6. Table 6 room air conditioning test unit in degrees Celsius project Indoor side heat side Air inlet state air inlet state water cooling Dry bulb temperature wet bulb temperature dry bulb temperature water temperature outlet water temperature name Refrigeration Air-cooled, water-cooled, Ethylene glycol economy cooling type Cold water type - 7 12 Maximum load cooling 30 19 43 34 - Condensation 25 Low temperature cooling Humidification 24 Air volume, static pressure a 20 16 - The fluctuation of the static pressure outside the air flow measurement should be within ± 10% of the specified static pressure within the determination time, but when the static pressure is less than 98Pa, ± 9.8 Pa. 6.1.3 The annual energy efficiency ratio of the air conditioner in the engine room is shown in Table 7. Table 7 room air-conditioning annual energy efficiency ratio (AEER) test conditions in degrees Celsius project Annual cooling conditions (for calculating AEER) ABCDE Indoor unit return air side Dry ball temperature 24 24 24 24 24 Wet bulb temperature 17 17 17 17 17 Table 7 (continued) Units are in degrees Celsius project Annual cooling conditions (for calculating AEER) ABCDE The outdoor unit Environmental conditions Air-cooled Do not violate the provisions of the factory, the room air-conditioning temperature controller, fan speed, etc. to the most likely condensate water to the state of refrigeration Line, to achieve the provisions of Table 6 condensation conditions, the engine room air-conditioning continuous operation 4h. 6.3.8 Condensation capacity exclusion test Do not violate the provisions of the factory, the engine room air conditioning temperature controller, fan speed, etc. to the most likely condensate water state, in the water tray Filled with water that is to reach the outlet after the water, according to Table 6 specified condensation conditions, when the water level of the water tray after the stability, and then continuous operation 4h. 6.3.9 Reheat test 6.3.9.1 The test is carried out without the opening of the cooling and humidification equipment for the air conditioning of the equipment room. Reheat includes reheater, fan power Machine, electrical control equipment and other components of the power consumption. 6.3.9.2 The air volume of the reheater shall be the same as that of the cooling capacity test. 6.3.10 Moisture test 6.3.10.1 Test conditions tested in accordance with Table 6. 6.3.10.2 During the test, the air volume of the air conditioner in the equipment room should be the same as that of the cooling capacity test. 6.3.10.3 During the test, the cooling operation of the air conditioner of the engine room shall be closed to eliminate the influence of the cooling operation on the humidification test. 6.3.10.4 humidification power consumption for the humidifier itself, does not include the fan, control devices and other power consumption. 6.3.11 Noise test Noise test of air conditioning in the equipment room shall be carried out according to the method specified in Appendix D of GB/T 17758-2010. 6.3.12 Annual energy efficiency performance test 6.3.12.1 Annual energy efficiency test A) Air conditioning in the room under the conditions specified in Table 7, test A, B, C, D, E five operating conditions of the cooling performance, including cooling capacity, cooling Power consumption and energy efficiency ratio (EER); B) Determine the temperature distribution ratio of the temperature range represented by each operating point at the annual temperature, ie, the temperature distribution coefficients Ta, Tb, Tc, Td, Te. The temperature distribution coefficient of some cities in China is shown in Appendix B. This standard adopts the temperature distribution coefficient of Beijing, as shown in Table 8. Table 8 Temperature distribution coefficient Temperature distribution coefficient Ta Tb Tc Td Te Value 7.2% 28.1% 23.1% 21.0% 20.6% 6.3.12.2 Calculation of annual energy efficiency ratio (AEER) The annual energy efficiency ratio (AEER) of the air conditioner is calculated according to formula (1) AEER = Ta × EERa Tb × EERb Tc × EERc Td × EERd Te × EERe (1) Where. AEER --- room air conditioner annual energy efficiency ratio; EERa ~ EERe --- in Table 7 A ~ E operating conditions under the conditions of energy efficiency; Ta ~ Te --- A ~ E temperature distribution coefficient, the value according to the provisions of Table 8. Example 1. A room air conditioning test of the operating point EER value is as follows. Working point ABCDE EER 2.51 3.12 3.71 3.76 3.78 The air conditioner of the whole room energy efficiency ratio. AEER = 2.51 x 7.2% 3.12 x 28.1% 3.71 x 23.1% 3.76 x 21.0% 3.78 x 20.6% = 3.48 6.3.13 Vibration test 6.3.13.1 Room air conditioning installation method and status on the test bench should be the same as the actual installation. 6.3.13.2 Test method. A) in the engine room air conditioning installed before and after the state, left and right and up and down (vertical) direction were 15s vibration test; B) vibration frequency 4Hz, full amplitude 5mm, acceleration full amplitude of 1g (9.8m/s2). 6.3.13.3 After the test is completed, the air conditioner of the equipment room should be able to work normally and meet the requirements of 5.3.5.7 inspection rules7.1 Classification Room air conditioning inspection is divided into factory inspection, sampling inspection and type inspection. 7.2 Factory inspection Each room air conditioning should be factory inspection, inspection items and test methods according to Table 9. Table 9 Test items No. Item - Factory inspection - Sampling - Test type test - Technical requirements - Test method1 General requirements2 logo3 packaging4 electrical strength5 ground resistance6 refrigeration system sealability7 running√ √ √ 5.1 8.1 8.2 GB 25130 5.4.2.1 5.4.2.2 Inspection GB 16706.1-2005 16.3 GB 4706.1-2005 27.5 6.3.1 6.3.2 Table 9 (continued) No. Item - Factory inspection - Sampling - Test type test - Technical requirements - Test method8 cooling capacity9 sensible heat ratio10 Cooling power consumption 11 reheat 12 humidification 13 noise 14 annual energy efficiency ratio - √ √ 5.4.2.3 6.3.3 5.4.1 6.3.3 5.4.2.4 6.3.4 5.4.3 6.3.9 5.4.4 6.3.10 5.4.5 6.3.11 5.4.6 6.3.12 15 maximum load cooling 16 low temperature refrigeration 17 condensation 18 Condensate removal capacity 19 Electromagnetic compatibility 20 vibrations - - √ 5.4.2.5 6.3.5 5.4.2.6 6.3.6 5.4.2.7 6.3.7 5.4.2.8 6.3.8 5.3b) GB 4343.1, GB 4343.2 GB 17625.1 5.3d) 6.3.13 Note. "√" means that the need to test the project, "-" that does not require inspection items. 7.3 sampling inspection 7.3.1 Room air conditioning should be from the factory inspection of qualified products in the sample, test items and test methods specified in Table 9. 7.3.2 Room air conditioning sampling inspection conditions as specified in Table 10. 7.3.3 Sampling inspection applies to the first inspection of the national quality inspection department's inspection and factory mass production. Table 10 sampling test unit in degrees Celsius project Indoor side heat side Air inlet state air inlet state water cooling Dry bulb temperature wet bulb temperature dry bulb temperature water temperature outlet water temperature name Refrigeration Air-cooled, water-cooled, Ethylene glycol is economically cooled cold water 7.4 Type test 7.4.1 The new products or stereotypes products for major improvements in the first product for type inspection, inspection items in accordance with the provisions of Table 9. 7.4.2 Type inspection time should not be less than the test method specified in the time, if the fault is faulty after the failure to re-test. 8 signs, packaging, transportation and storage 8.1 mark 8.1.1 Each room air conditioning should be fixed in a clear part of the permanent nameplate, the nameplate should be marked on the following. A) the name of the manufacturer; B) product model and name; C) The main technical performance parameters, including. the rated cooling capacity, refrigerant code, the annual energy efficiency ratio, rated voltage, maximum current, frequency, phase Number, quality D) product factory number; E) Year of manufacture. 8.1.2 Room air conditioning should be marked on the operating status of the signs, such as the direction of rotation of the fan, indicating the instrument and control buttons and so on. 8.1.3 Factory documents Each room air conditioning should be accompanied by the following technical documents. A) product certification, including. Product model and name; --- product factory number; The signature or seal of the inspector; --- inspection date. B) Product technical documents may be provided in the form of paper pieces or electronic parts, including. --- product model and name, scope of application, the implementation of standards; --- product structure diagram, refrigeration system diagram, circuit diagram and wiring diagram; - spare parts catalog and necessary vulnerability parts drawings; --- installation instructions and requirements; --- Instructions for use, repair and maintenance precautions. 8.1.4 packing list 8.2 Packaging 8.2.1 Room air conditioning should be cleaned before packing. According to the type of engine room air conditioning and engineering installation needs, filling the amount of quantitative Refrigerant or dry nitrogen. Nitrogen pressure should be controlled in the range of 0.03MPa ~ 0.1MPa. 8.2.2 Room air conditioning should be jacketed plastic bags or moisture-proof paper and should be fixed in the box, so as to avoid transport in the damp and mechanical damage. 8.2.3 The air conditioning box on the equipment room should have the following signs. A) name of manufacturing unit; B) product model and name; C) net mass, gross quality; D) Dimensions; E) "Carefully", "up", "afraid of wet" and stacking levels. 8.3 Transport and storage 8.3.1 Room air conditioning in the transport process should not crash, tilt, rain and snow. 8.3.2 Room air conditioning should be stored in a well-ventilated warehouse.Appendix A(Normative appendix) Test method for humidification of air conditioning in room A.1 Test method A.1.1 This appendix specifies the humidification test method for the air conditioning of the equipment room --- weighing method. A.1.2 Machine room air conditioning humidification test of the nominal operating conditions in accordance with the provisions of Table 6, humidifier inlet temperature of 20 ℃ ± 5 ℃. A.1.3 The conductivity of the water supply can be adjusted to 300μΩ/cm3 to 315μΩ/cm3 when the air conditioner of the electrode type humidifier is equipped with air conditioning test. A.2 weighing method A.2.1 The weighing method is a test method for determining the humidification capacity of the air conditioner by measuring the water injection and displacement of the humidifier. A.2.2 The test apparatus is arranged in Figure A.1. Figure A.1 Humidification test device A.2.3 The accuracy of the instrument is in accordance with 6.......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 19413-2024_English be delivered?Answer: Upon your order, we will start to translate GB/T 19413-2024_English as soon as possible, and keep you informed of the progress. 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