GB/T 19212.24-2020 Active National standards

GB/T 19212.24-2020 Safety of transformers,reactors,power supply units and combinations thereof—Part 24:Particular requirements and test for transformers and power supply units for construction sites

GB/T 19212.24-2020 Safety of transformers,reactors,power supply units and combinations thereof—Part 24:Particular requirements and test for transformers and power supply units for construction sites

Publish Date: 2020-12-14 Implement Date: 2021-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us
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Basic Information

Standard Code: GB/T 19212.24-2020
Standard Type: National standards
Standard Status: Active
is_force_gb: no
CCS Name: Transformer
ICS Name: Transformers, reactors, and inductors
Publish Date: 2020-12-14
Implement Date: 2021-07-01
Pages: 20 pages

Scope

The chapter of GB/T 19212.1—2016 is replaced by the following content:
This part of GB/T 19212 specifies the safety of transformers used on construction sites and power supply devices installed in transformers used on construction sites. Transformers with electronic circuits are also included in this part.
Note 1: Safety requirements include electrical, temperature, and mechanical aspects.
Unless otherwise specified, the following "transformers" include transformers used on construction sites and power supply devices installed in transformers used on construction sites.
This part applies to stationary or mobile, single-phase or multi-phase, air-cooled (self-cooling or air-cooled), auxiliary or independent isolation or safety-isolated dry-type transformers used on construction sites. The windings can be encapsulated or non-encapsulated.
The rated power supply voltage does not exceed AC 1,000 V, and the rated power supply frequency and internal operating frequency do not exceed 500 Hz.
When this part is used in conjunction with GB/T 19212.17 Switch-Mode Power Supply Devices, it also applies to power supply devices with an internal operating frequency exceeding 500 Hz. When the requirements of the two standards are inconsistent, the more stringent standard shall prevail.
The rated output shall not exceed:
——25 kVA for single-phase transformers;
——40 kVA for multi-phase transformers.
If the purchaser and the manufacturer have another agreement, this part also applies to transformers with no restrictions on rated output.

Development Information

Word Count: 36 Thousand words Pages: 20 pages

Same series standard

Replace the following standards

Referenced Standards

GB/T 13140.3-2008 Connecting devices for low-voltage circuitsfor household and similar purposes—Part 2:Particular requirements for connecting devices as separate entities with screwless-type clamping units GB 13539.1-2002 Low-voltage fuses—Part 1:General requirements GB 13539.1-2008 Low-voltage fuses—Part 1:General requirements GB/T 13539.1-2015 Low-voltage fuses—Part 1:General requirements GB/T 13539.2-2002 Low-voltage fuses—Part 2:Supplementary requirements for fuses for use by authorized persons(fuses mainly for industrial application) GB/T 13539.2-2008 Low-voltage fuses—Part 2:Supplementary requirements for fuses for use by authorized persons(fuses mainly for industrial application)—Examples of standardized systems of fuses A to I GB/T 13539.2-2015 Low-voltage fuses—Part 2:Supplementary requirements for fuses for use by authorized persons(fuses mainly for industrial application)—Examples of standardized systems of fuses A to K GB 13539.3-1999 Low-voltage fuses—Part 3:Supplementary requirements for fuses for use by unskilled person (fuses for mainly for household and similar apllication) GB/T 13539.3-2008 Low-voltage fuses—Part 3:Supplementary requirements for fuses for use by unskilled persons(fuses mainly for household and similar applications)—Examples of standardized systems of fuses A to F GB/T 13539.3-2017 Low-voltage fuses—Part 3:Supplementary requirements for fuses for use by unskilled persons (fuses mainly for household and similar applications)— Examples of standardized systems of fuses A to F GB 13539.4-1992 Low-voltage fuses—Supplementary requirements for fuse-links for the protection of semiconductor devices GB/T 13539.4-2005 Low-voltage fuses—Part 4:Supplementary requirements for fuse-links for the protection of semiconductor devices GB/T 13539.4-2009 Low-voltage fuses—Part 4:Supplementary requirements for fuse-links for the protection of semiconductor devices GB/T 13539.4-2016 Low-voltage fuses—Part 4:Supplementary requirements for fuse-links for the protection of semiconductor devices GB/T 13539.5-1999 Low-voltage fuses Part 3:Supplementary requirements for fuses for use by unskilled persons (fuses for mainly for household and similar application)—Examples of standardized fuses GB/T 13539.5-2013 Low-voltage fuses—Part 5:Guidance for the application of low-voltage fuses GB/T 13539.5-2020 Low-voltage fuses—Part 5:Guidance for the application of low-voltage fuses GB/T 13539.6-2002 Low-voltage fuses Part 2:Supplementary requirements for fuses by authorized persons(fuses mainly for industrial application)—Sections 1 to 5:Examples of standardized fuses GB/T 13539.6-2013 Low-voltage fuses—Part 6:Supplementary requirements for fuse-links for the protection of solar photovoltaic energy systems GB/T 13539.6-2024 Low-voltage fuses—Part 6:Supplementary requirements for fuses-links for the protection of solar photovoltaic energy systems GB/T 13539.7-2005 Low-voltage fuses—Part 4-1:Supplementary requirement for fuse-links for the protection of semiconductor devices—Section Ⅰ to Ⅲ:Examples of types of standardized fuse-links GB/T 13539.7-2024 Low voltage fuses—Part 7:Supplementary requirements for fuse-links for the protection of batteries and battery systems GB/T 13539.2-2002 Low-voltage fuses—Part 2:Supplementary requirements for fuses for use by authorized persons(fuses mainly for industrial application) GB/T 13539.2-2008 Low-voltage fuses—Part 2:Supplementary requirements for fuses for use by authorized persons(fuses mainly for industrial application)—Examples of standardized systems of fuses A to I GB/T 13539.2-2015 Low-voltage fuses—Part 2:Supplementary requirements for fuses for use by authorized persons(fuses mainly for industrial application)—Examples of standardized systems of fuses A to K GB 13539.3-1999 Low-voltage fuses—Part 3:Supplementary requirements for fuses for use by unskilled person (fuses for mainly for household and similar apllication) GB/T 13539.3-2008 Low-voltage fuses—Part 3:Supplementary requirements for fuses for use by unskilled persons(fuses mainly for household and similar applications)—Examples of standardized systems of fuses A to F GB/T 13539.3-2017 Low-voltage fuses—Part 3:Supplementary requirements for fuses for use by unskilled persons (fuses mainly for household and similar applications)— Examples of standardized systems of fuses A to F GB 14048.7-1998 low-voltage switchgear and controlgear Ancillary equipment Section 1:Terminal blocks for copper conductors GB/T 14048.7-2006 Low-voltage switchgear and controlgear—Part 7-1:Ancillary equipment—Terminal blocks for copper conductors GB/T 14048.7-2016 Low-voltage switchgear and controlgear—Part 7-1:Ancillary equipment—Terminal blocks for copper conductors GB/T 14472-1998 Fixed capacitors for use in electronic equipment—Part 14:Sectional specification:Fixed capacitors for electromagnetic interference suppression and connection to the supply mains GB 14536.1-1998 Automatic electrical controls for household and similar use Part 1:General requirements GB/T 14536.1-2008 Automatic electrical controls for household and similar use—Part 1:General requirements GB/T 14536.1-2022 Automatic electrical controls—Part 1:General requirements GB 14536.2-1996 Automatic electrical controls for household and similar use Particular requirements for electrical controls for electrical household appliances GB 14536.3-1996 Automatic electrical controls for household and similar use—Particular requirements for thermal motor protectors GB/T 14536.3-2008 Automatic electrical controls for household and similar use—Particular requirements for thermal motor protectors GB/T 14536.3-2022 Automatic electrical controls—Part 3:Particular requirements for thermal motor protectors GB 14536.4-1996 Automatic electrical controls for household and similar use Particular requirements for thermal protectors for ballasts for tubular fluorescent lamps GB/T 14536.4-2008 Automatic electrical controls for household and similar use—Particular requirements for thermal protectors for ballasts for tubular fluorescent lamps GB 14536.5-1996 Automatic electrical controls for household and similar use Particular requirements for thermal motor protectors for motor-compressors of hermetic and semi-hermetic type GB/T 14536.5-2008 Automatic electrical controls for household and similar use—Particular requirements for thermal motor protectors for motor-compressors of hermetic and semi-hermetic type GB 14536.6-1996 Automatic electrical controls for household and similar use Particular requirements for automatic electrical burner control systems GB/T 14536.6-2008 Automatic electrical controls for household and similar use—Particular requirements for automatic electrical burner control systems GB/T 14536.6-2022 Automatic electrical controls—Part 6:Particular requirements for automatic electrical burner control systems GB 14536.7-1996 Automatic electrical controls for household and similar use—Particular requirements for automatic electrical pressure sensing controls including mechanical requirements GB/T 14536.7-2010 Automatic electrical controls for household and similar use—Particular requirements for automatic electrical pressure sensing controls including mechanical requirements GB/T 14536.7-2024 Automatic electrical controls—Part 7:Particular requirements for automatic electrical pressure sensing controls including mechanical requirements GB 14536.8-1996 Automatic electrical controls for household and similar use—Particular requirements for timers and time switches GB/T 14536.8-2010 Automatic electrical controls for household and similar use—Particular requirements for timers and time switches GB 14536.9-1996 Automatic electrical controls for household and similar use—Particular requirements for electrically operated water valves, including mechanical requirements GB/T 14536.9-2008 Automatic electrical controls for household and similar use—Particular requirements for electrically operated water valves,including mechanical requirements GB 14536.10-1996 Automatic electrical controls for household and similar use—Particular requirements for temperature sensing controls GB/T 14536.10-2008 Automatic electrical controls for household and similar use—Particular requirements for temperature sensing controls GB/T 14536.10-2022 Automatic electrical controls—Part 10:Particular requirements for temperature sensing control GB 14536.11-1996 Automatic electrical controls for household and similar use—Particular requirements for electrically operated motor starting relays GB/T 14536.11-2008 Automatic electrical controls for household and similar use—Particular requirements for motor-starting relays GB 14536.12-1996 Automatic electrical controls for household and similar use—Particular requirements for energy regulators GB/T 14536.12-2010 Automatic electrical controls for household and similar use—Particular requirements for energy regulators GB/T 14536.12-2024 Automatic electrical controls—Part 12:Particular requirements for energy regulators GB 14536.13-1996 Automatic electrical controls for household and similar use Particular requirements for electrically operated door locks GB/T 14536.13-2008 Automatic electrical controls for household and similar use—Particular requirements for electrically operated door locks GB/T 14536.13-2022 Automatic electrical controls—Part 13:Particular requirements for electrically operated door locks GB 14536.14-1998 Automatic electrical controls for household and similar use—Particular requirements for household washing machine microcomputer controller GB 14536.15-1999 Automatic electrical controls for household and similar use—Particular requirements for humidity sensing controls GB/T 14536.15-2008 Automatic electrical controls for household and similar use—Particular requirements for humidity sensing controls GB/T 14536.15-2022 Automatic electrical controls—Part 15:Particular requirements for humidity sensing control GB 14536.16-2000 Automatic electrical controls for household and similar use particular requirements for electric actuators GB/T 14536.16-2013 Automatic electrical controls for household and similar use—Particular requirements for electric actuators GB/T 14536.17-2005 Automatic electrical controls for household and similar use—Particular requirements for automatic electrical water level sensing controls of the float or electrode-sensor type used in boiler applications GB/T 14536.18-2006 Automatic electrical controls for household and similar use—Particular requirements for automatic electrical water level controls of the float type for household and similar applications GB/T 14536.19-2006 Automatic electrical controls for household and similar use—Particular requirements for electrically operated gas valves, including mechanical requirements GB/T 14536.19-2017 Automatic electrical controls for household and similar use—Particular requirements for electrically operated gas valves,including mechanical requirements GB/T 14536.20-2008 Automatic electrical controls for household and similar use—Particular requirements for automatic electric water and air flow sensing controls,including mechanical requirements GB/T 14536.21-2008 Automatic electrical controls for household and similar use—Particular requirements for electrically operated oil valves,including mechanical requirements GB/T 14536.1-2008 Automatic electrical controls for household and similar use—Part 1:General requirements GB/T 15092.1-2010 Switches for appliances—Part 1:General requirements GB/T 16842-2008 Protection of persons and equipment by enclosures—Probe for verification GB/T 16935.1-2008 Insulation coordination for equipment within low-voltage systems—Part 1:Principles,requirements and tests GB/T 16935.3-2005 Insulation coordination for equipment within low-voltage systems—Part 3:Use of coating,potting or moulding for protection against pollution GB/T 17045-2008 Protection against electric shock—Common aspects for installation and equipment GB 17464-1998 Connecting devices—Safety requirements for screw-type and screwless-type clamping units for electrical copper conductors GB/T 17464-2012 Connecting devices—Electrical copper conductors—Safety requirements for screw-type and screwless-type clamping units—General requirements and particular requirements for clamping units for conductors from 0.2 mm2 up to 35 mm2(included) GB 17465.1-1998 Appliance couplers for household and similar general purposes Part 1:General requirements GB/T 17465.1-2009 Appliances couplers for household and similar general purposes—Part 1:General requirements GB/T 17465.1-2022 Appliance couplers for household and similar general purposes—Part 1:General requirements GB 17465.2-1998 Appliance couplers for household and similar general purposes Part 2:Interconnection couplers for household and similar equipment GB/T 17465.2-2009 Appliance couplers for household and similar general purposes—Part 2:Interconnection couplers for household and similar equipment GB/T 17465.3-2008 Appliance couplers for household and similar general purposes—Part 2:Appliance couplers with a degree of protection higher than IPX0 GB 17465.4-2009 Appliance couplers for household and similar general purposes—Part 2:Couplers dependent on appliance weight for engagement GB/T 17465.4-2015 Appliance couplers for household and similar general purposes—Part 2-4:Couplers dependent on appliance weight for engagement GB/T 17465.5-2017 Appliance couplers for household and similar general purposes—Part 2-1:Sewing machine couplers GB/T 17465.6-2022 Appliance couplers for household and similar general purposes—Part 3:Standard sheets and gauges GB/T 17465.3-2008 Appliance couplers for household and similar general purposes—Part 2:Appliance couplers with a degree of protection higher than IPX0 GB/T 18379-2001 Voltage bands for electrical installations of buildings GB/T 20631.1-2006 Pressure sensitive adhesive tapes for electrical purposes—Part 1:General requirements GB/T 20631.2-2006 Pressure-sensitive adhesive tapes for electrical purposes—Part 2:Methods of test IEC 60884-2-4 IEC 60906-1 IEC 60906-3 ISO 4046-4:2002 ISO 8820(所有部分) GB/T 2423.52-2003 Environmental testing for electric and electronic products—Part 2:Test methods—Test 77:Body strength and impact shock GB 7251.4-1998 Low-voltage switchgear and control gear assemblies—Part 4:Particular requirements for assemblies for construction sites(ACS) GB/T 7251.4-2006 Low-voltage switchgear and control gear assemblies—Part 4:Particular requirements for assemblies for construction sites(ACS) GB/T 7251.4-2017 Low-voltage switchgear and controlgear assemblies—Part 4:Particular requirements for assemblies for construction sites(ACS) GB/T 19212.1-2016 Safety of transformers, reactors,power supply units and combinations thereof—Part 1:General requirements and tests IEC 60417-DB

Adopt standards

IEC 61558-2-23:2010

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