Shandong Measurement Company of CTC provides electrical testing services. Its laboratory holds CNAS accreditation for 9 testing items. The laboratory strictly implements NB/T, GB/T, and DL/T standards to ensure traceability to national measurement standards or public reference standards. Services cover the testing of AC charging spots, off-board conductive chargers for electric vehicles, insulating gloves/shoes, and other equipment. With a professional team and years of on-site calibration experience, the company can quickly respond to various complex needs, helping to enhance data reliability and compliance.
Currently, the company has established a grid-like layout across Shandong Province, with professional teams in Jinan, Qingdao, Yantai, Linyi, and other cities, enabling rapid on-site services to meet customer needs. Additionally, leveraging group resources, the company provides professional metrology services to large and medium-sized enterprises across China, now serving provinces and cities including Beijing, Liaoning, Inner Mongolia, Hebei, Shaanxi, Anhui, Jiangsu, and Hunan.
Service Products
Calibration and testing services for electric vehicle charging equipment
Calibration and testing services for insulating safety tools and equipment
Calibration and testing services for electrical safety testing instruments
Calibration and testing services for specialized power testing equipment
Service Items
AC Charging Spot (AC Charging Pile)
Electric Vehicle Power Supply Equipment
Off-board Conductive Charger for Electric Vehicles
Off-board Charger
Electric Vehicle Charging Equipment
Insulating Gloves
Insulating Shoes
Insulating Rod
Voltage Detector (Electroscope / Voltmeter)
Service Standards
AC Charging Spot:
Item 1: Appearance Check — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.2.1)
Item 2: Marking Check — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.2.2)
Item 3: Basic Composition Check — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.2.3)
Item 4: Mechanical Switchgear Check — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.2.4)
Item 5: Anti-Theft Measures Check — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.2.5)
Item 6: Communication Function Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.3.1)
Item 7: Charging Connection Device Check — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.3.2)
Item 8: Locking Device Check — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.3.3)
Item 9: Display Function Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.3.4)
Item 10: Input Function Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.3.5)
Item 11: Leakage Protection Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.4.6)
Item 12: Check of Charging Mode and Connection Method — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.5)
Item 13: Cable Management and Storage Check — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.6)
Item 14: Direct Contact Protection Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.9.1)
Item 15: Door Opening Protection Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.9.2)
Item 16: Power Input Loss Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.9.3)
Item 17: Clearance and Creepage Distance Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.10)
Item 18: Insulation Resistance Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.11.1)
Item 19: Grounding Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.12)
Item 20: Charging Control Status Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.14.1)
Item 21: Charging Connection Control Sequence Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.14.2)
Item 22: Control Pilot Voltage Limit Value Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.14.3)
Item 23: Protective Grounding Continuity Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.14.4)
Item 24: Control Pilot Voltage Limit Value Abnormal Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.14.5)
Item 25: Open Switch S2 and Close Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.14.6)
Item 26: Overcurrent Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.14.7)
Item 27: Standby Power Consumption Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 2: AC Charging Spot (NB/T 33008.2-2018 Clause 5.13)
Electric Vehicle Power Supply Equipment:
Item 1: Check of Charging Mode and Connection Method — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.1)
Item 2: Interface Structure Dimension Review — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.2.1)
Item 3: Connector Space Dimension Review — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.2.2)
Item 4: Socket Space Dimension Review — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.2.3)
Item 5: Connection Confirmation Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clauses 6.3.2.1, 6.4.2.1)
Item 6: Self-Check Phase Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.3.2.2)
Item 7: Charging Ready Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clauses 6.3.2.3, 6.4.2.2)
Item 8: Start and Charge Phase Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clauses 6.3.2.4, 6.4.2.3)
Item 9: Normal End of Charge Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clauses 6.3.2.5, 6.4.2.4)
Item 10: Charging Connection Control Sequence Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clauses 6.3.3, 6.4.3)
Item 11: Communication Interruption Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.3.4.1)
Item 12: Switch S Open Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.3.4.2)
Item 13: Vehicle Interface Disconnection Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.3.4.3)
Item 14: Output Voltage Exceeds Vehicle Allowable Value Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.3.4.4)
Item 15: Insulation Fault Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.3.4.5)
Item 16: Protective Earthing Conductor Continuity Loss Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clauses 6.3.4.6, 6.4.4.4)
Item 17: Other Charging Fault Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.3.4.7)
Item 18: Output Voltage Control Error Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.3.5.1)
Item 19: Output Current Control Error Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.3.5.2)
Item 20: Output Current Adjustment Time Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.3.5.3)
Item 21: Output Current Stop Rate Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.3.5.4)
Item 22: Inrush Current Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.3.5.5)
Item 23: Control Pilot Voltage Limit Value Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.3.6.1)
Item 24: CC Open Line Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.4.4.1)
Item 25: CP Open Line Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.4.4.2)
Item 26: CP Grounding Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.4.4.3)
Item 27: Output Overcurrent Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.4.4.5)
Item 28: Open Switch S2 Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.4.4.6)
Item 29: CP Loop Voltage Limit Value Test — Interoperability Test Specification for Electric Vehicle Conductive Charging Part 1: Supply Equipment (GB/T 34657.1-2017 Clause 6.4.5.1)
Off-board Conductive Charger for Electric Vehicles:
Item 1: Protocol Conformance Test — Communication protocol conformance test between off-board conductive charger and battery management system for electric vehicles (GB/T 34658-2017 Clauses 5, 6, 7)
Off-board Charger:
Item 1: Appearance Check — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.2.1)
Item 2: Marking Check — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.2.2)
Item 3: Basic Composition Check — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.2.3)
Item 4: Mechanical Switchgear Check — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.2.4)
Item 5: Lightning Protection Measures Check — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.2.5)
Item 6: Anti-Theft Measures Check — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.2.6)
Item 7: Charging Control Function Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.3.1)
Item 8: Communication Function Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.3.2)
Item 9: Insulation Detection Function Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.3.3)
Item 10: Vehicle Connector Locking Function Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.3.5)
Item 11: Display Function Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.3.7)
Item 12: Input Function Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.3.8)
Item 13: Emergency Stop Function Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.3.10)
Item 14: Output Overvoltage Protection Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.4.3)
Item 15: Door Opening Protection Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.4.6)
Item 16: Check of Charging Mode and Connection Method — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.5)
Item 17: Charging Connection Device and Cable Check — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.6)
Item 18: Electrical Isolation Check — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.7)
Item 19: Direct Contact Protection Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.8.1)
Item 20: Clearance and Creepage Distance Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.9)
Item 21: Insulation Resistance Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.10.1)
Item 22: Grounding Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.11)
Item 23: Output Current Setting Error Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.12.9)
Item 24: Output Voltage Setting Error Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.12.10)
Item 25: Voltage Limiting Characteristic Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.12.11)
Item 26: Current Limiting Characteristic Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.12.12)
Item 27: Output Current Response Time Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.12.13)
Item 28: Output Current Stop Rate Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.12.14)
Item 29: Output Current Measurement Error Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.12.16)
Item 30: Output Voltage Measurement Error Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.12.17)
Item 31: Standby Power Consumption Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.13)
Item 32: Protocol Conformance Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.14)
Item 33: Charging Control Status Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.15.1)
Item 34: Charging Connection Control Sequence Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.15.2)
Item 35: Control Pilot Voltage Limit Value Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.15.3)
Item 36: Communication Interruption Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.15.4)
Item 37: Protective Grounding Continuity Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.15.5)
Item 38: Connection Detection Signal Disconnection Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.15.6)
Item 39: Output Inrush Current Test — Specification for Electric Vehicle Charging Equipment Inspection and Testing Part 1: Off-board Charger (NB/T 33008.1-2018 Clause 5.15.7)
Electric Vehicle Charging Equipment:
Item 1: General Check — Technical Specification for On-Site Inspection of Electric Vehicle Charging Equipment (NB/T 10901-2021 Clause 6.1)
Item 2: Safety Protection Inspection — Technical Specification for On-Site Inspection of Electric Vehicle Charging Equipment (NB/T 10901-2021 Clause 6.2)
Item 3: Functional Inspection — Technical Specification for On-Site Inspection of Electric Vehicle Charging Equipment (NB/T 10901-2021 Clause 6.3)
Item 4: Safety Requirements Inspection — Technical Specification for On-Site Inspection of Electric Vehicle Charging Equipment (NB/T 10901-2021 Clause 6.4)
Item 5: Output Performance Inspection for Off-board Charger — Technical Specification for On-Site Inspection of Electric Vehicle Charging Equipment (NB/T 10901-2021 Clause 6.5)
Item 6: Interoperability Inspection — Technical Specification for On-Site Inspection of Electric Vehicle Charging Equipment (NB/T 10901-2021 Clause 6.6)
Item 7: Communication Protocol Conformance Inspection — Technical Specification for On-Site Inspection of Electric Vehicle Charging Equipment (NB/T 10901-2021 Clause 6.7)
Insulating Gloves:
Item 1: Electrical Test — Insulating gloves for live working (GB/T 17622-2008 Clause 6.4); Preventive Test Code for Electric Safety Tools and Equipment (DL/T 1476-2023 Clause 5.3.1); Preventive Test Code for Tools, Devices and Equipment for Live Working (DL/T 976-2017 Clause 7.1)
Insulating Shoes:
Item 1: Electrical Test — Foot Protection Safety shoes (GB 21148-2020 Appendix C); Preventive Test Code for Electric Safety Tools and Equipment (DL/T 1476-2023 Clause 5.3.2); Preventive Test Code for Tools, Devices and Equipment for Live Working (DL/T 976-2017 Clause 7.4)
Insulating Rod:
Item 1: Electrical Test — Preventive Test Code for Tools, Devices and Equipment for Live Working (DL/T 976-2017 Clauses 5.1, 5.2); Preventive Test Code for Electric Safety Tools and Equipment (DL/T 1476-2023 Clause 5.2.1)
Voltage Detector (Electroscope):
Item 1: Electrical Test — Preventive Test Code for Tools, Devices and Equipment for Live Working (DL/T 976-2017 Clause 8.2); Preventive Test Code for Electric Safety Tools and Equipment (DL/T 1476-2023 Clause 5.2.4)
Service Advantages
State-Owned Background, Credibility Assured: As a state-owned enterprise, Shandong Measurement regards credibility as its lifeblood. Its services are standardized and transparent, with authentic and trustworthy data, making it a reliable long-term partner.
Dedicated Support, Rapid Response: Dedicated account manager one-on-one support from inquiry to after-sales ensures seamless communication. Offers a 7×24 hour emergency response mechanism for urgent needs.
Efficient Process, Time-Saving: Quotation within 1 hour for quick decision-making; On-site calibration scheduled within 3 working days to minimize equipment downtime and maintain production continuity; Authoritative certificate issuance within 7 working days for efficient turnaround.
Hassle-Free After-Sales Service: Free certificate information modification service ensures accuracy; Simplified invoice application process supports fast online processing.
