The testing scope of low-voltage switchgear includes low-voltage complete switchgear, low-voltage switch control equipment, low-voltage withdrawable switchgear, high-voltage and low-voltage complete switchgear, low-voltage molded case circuit breakers, low-voltage switch distribution equipment, etc. Test Standard for Low Voltage Switchgear GB/T 14048.1-2012 Low Voltage Switchgear and Control Equipment Part 1: General GB/T 14048.2-2020 Low Voltage Switchgear and Control Equipment Part 2: Circuit Breakers GB/T 14048.3-2017 Low Voltage Switchgear and Control Equipment Part 3: Switches, Isolators GB/T 14048.4-2020 Low voltage switchgear and control equipment - Part 4-1: Contactors and motor starters - Electromechanical contactors and motor starters (including motor protectors) GB/T 14048.5-2017 Low voltage switchgear and control equipment - Part 5-1: Control circuit appliances and switching elements - Electromechanical control circuit appliances GB/T 14048.6-2016 Low voltage switchgear and control equipment - Part 4-2: Contactors and motor starters - Semiconductor controllers and starters (including soft starters) for AC motors GB/T 14048.7-2016 Low Voltage Switchgear and Control Equipment Part 7-1: Terminal Blocks for Copper Conductors of Auxiliary Devices GB/T 14048.8-2016 Low Voltage Switchgear and Control Equipment Part 7-2: Protective Conductor Terminal Blocks for Copper Conductors of Auxiliary Devices GB/T 14048.9-2008 Low Voltage Switchgear and Control Equipment Part 6-2: Multifunctional Electrical Appliances (Equipment) Control and Protection Switching Appliances (Equipment) (CPS) GB/T 14048.10-2016 Low Voltage Switchgear and Control Equipment - Part 5-2: Control Circuit Appliances and Switching Elements - Proximity Switches GB/T 14048.11-2016 Low Voltage Switchgear and Control Equipment - Part 6-1: Multifunctional Electrical Transfer Switching Appliances GB/T 14048.12-2016 Low Voltage Switchgear and Control Equipment - Part 4-3: Contactors and Motor Starters - AC Semiconductor Controllers and Contactors for Non Motor Load GB/T 14048.13-2017 Low Voltage Switches Equipment and control equipment - Part 5-3: Control circuits, electrical appliances and switching elements - Proximity switches with defined functions under fault conditions (PDDB) GB/T 14048.14-2019 Requirements for low-voltage switchgear and control equipment - Part 5-5: Electrical emergency braking devices with mechanical latch function for control circuit appliances and switching elements - Part 5-6: Control circuit appliances and switching elements - DC interface for proximity sensors and switching amplifiers (NAMUR) GB/T 14048.16-2016 Low Voltage Switchgear and Control Equipment - Part 8: Packaged Thermal Protection (PTC) Control Units for Rotating Electrical Machines - Part 8: Packaged Thermal Protection (PTC) Control Units for Rotating Electrical Machines (GB/T 14048.16-2016)
Function of testing report:
1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report
2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problemsBaijian and testing process:
1. Telephone communication and confirmation of requirements
2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:
1. The testing industry is fully covered, meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate
4. Free initial testing, with no testing fees charged
5. Self service order delivery for free on-site sampling
6. Short cycle, low cost, and attentive service 7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc 8. The testing report is authoritative and effective, and is generally used in China