With the rapid development of the new energy vehicle industry, Charging gun and charging station testing equipment The selection process has become a critical component of quality control for manufacturing enterprises. Faced with a wide array of testing equipment on the market, determining the most suitable inspection solution to ensure product quality and production efficiency is a question that every company must carefully consider.

I. Key Considerations in Selecting Testing Equipment

When choosing Charging gun and charging station testing equipment At that time, a comprehensive assessment from multiple dimensions is required. Test efficiency It is the primary consideration; traditional manual inspection is inefficient and cannot meet the demands of full‑batch, high‑volume quality control in manufacturing, making automation a critical performance metric. Test Accuracy and Consistency Equally critical, factors such as power supply fluctuations, connection leads, and changes in the test specimen’s resistance can all affect the test current, leading to deviations in the results.

Multi-standard compatibility It is another important consideration. The product must comply with… National standard, European standard, American standard, Tesla and various international and domestic standards; the equipment must possess the corresponding compatibility. In addition, Data Traceability and Management Capability is essential for modern production management; test results must be systematically stored, queried, and traced, and be compatible with… MES/ERP system Docking.

II. Technological Breakthroughs in the Comprehensive Testing System

With ZHONGJIA EQUIPMENT Taking the product as an example, its ZJ-CDQ08 Comprehensive Charging Gun Test System It reflects the technological sophistication of modern testing equipment. The system employs… Automatically performs all functional tests in a single run. The design philosophy supports National standard, European standard, American standard, Tesla Functional testing of various AC/DC charging guns.

In terms of technical implementation, the system is equipped with Open-circuit, continuity, short-circuit, and wire‑sequence error testing Function, adopts PLC Input/Output Scan Detection , automatically determines pass/fail. CP and CC resistance testing Including two states: the button switch is pressed and not pressed, within a specified range. 1~5000Ω, accuracy 1% 。 Inter-wire insulation test Insulation voltage DC 100–1000 V , lower limit 1 MΩ to 1 GΩ, accuracy ±5% 。

Test data is traceable. This is one of its standout features: each charging gun can be assigned a unique QR code, test results are automatically saved and linked to the corresponding barcode for easy data traceability, and a communication interface is provided to enable data upload to… MES database 。

III. Innovative Advantages of the Temperature Rise Testing System

Temperature Rise Test It is an important link in the quality control of charging equipment. ZJ-WS500A Temperature Rise Test System Through Constant, adjustable current output: DC 0–500.0 A , thereby addressing the effects of power supply voltage fluctuations, connecting leads, and variations in the test specimen’s resistance on the test current.

System support Multi-segment current test mode , at most 30 segments of current and time Configuration to meet the requirements of complex thermal cycling tests. Real-time curve display and query The function displays current, time, temperature, and the temperature–time curve on the touchscreen. Notably, the system is equipped with… Smoke detection and alarm Function: When the product emits smoke, an alarm is triggered and current output is shut off, significantly enhancing test safety.

For scenarios that require testing in high-temperature environments, The ZJ-WS1500A temperature rise test system (including a high‑temperature chamber) offers an integrated solution. The system features built-in high‑temperature heating and a temperature control range from ambient up to 100°C. , in coordination with DC 10–1500.0 A Adjustable high-current output capability meets the requirements of high‑current temperature‑rise testing for products such as new‑energy wiring harnesses in specific high‑temperature environments.

IV. Reliability Assurance of Life‑Test Equipment

Mating/Unmating Life Test It is a critical step in evaluating the durability of charging equipment. The “Charging Gun Plug‑and‑Unplug Life Test Machine (with Solution)” simulates harsh outdoor conditions, Automatically immerse the charging gun sequentially in three solutions: rain acid, saltwater, and turbid water. , simulating complex outdoor environments.

The equipment adopts Servo electric cylinders, servo modules, pneumatic cylinders As a drive unit, 10-inch industrial computer and PLC Logic-based intelligent control, plug-and-play speed 0.1~0.80 m/s Arbitrarily set, meeting the standard 0.8±0.2 m/s Requirements. High-precision insertion and extraction force measurement Maximum 500N insertion and extraction force , in conjunction with a high-precision digital pressure module, it displays curves and numerical values in real time.

ZJ-CBSM01C Charging Gun Plug-and-Play Durability Tester Compatible National standard, European standard, American standard, Tesla AC charging gun specifications, with four profile‑matching fixtures for quick replacement. Life expectancy statistics feature Can withstand **over 15,000 cycles**, with customizable insertion/removal counts, and features Data Traceability and System Integration Capability to scan QR codes/barcodes for data storage and binding.

V. Charging Pile System Testing Solutions

Plan A

The Zhongjia Charging Pile ZJ‑ZH8163 is a comprehensive test system for AC single‑phase and three‑phase charging gun‑type charging stations. Developed in accordance with standards such as IEC/EN 61851 and GB/T 18487.1, it is compatible with Chinese, European, and U.S. standard charging guns and AC charging piles, supporting both R&D validation and full‑line production inspections. Its key advantages include automated one‑click testing, multi‑dimensional electrical safety diagnostics, and data traceability. The following sections provide an overview of its main functions, software capabilities, hardware features, and typical application scenarios.

Key detection functions

1. Electrical Connection and Conductivity Testing

2. Safety Performance Testing

3. Single- and three-phase compatible testing

Software and Data Capabilities

Hardware and Structural Characteristics

1. Ergonomic design The control console is ergonomically designed to enhance comfort during extended testing sessions.

2. Highly compatible interface : Compatible with multiple standard interfaces, enabling rapid switching between test objects without the need for frequent fixture changes.

3. Equipment self-test mechanism : Upon power-up, the system automatically verifies the status of the measurement module and the signal path, preventing misjudgments caused by device errors.

4. Anti-interference Design Electromagnetic compatibility optimization, tailored to the complex grid environment of industrial facilities, ensures measurement accuracy.

Applicable Scenarios and Value

· R&D phase : Rapidly verify the electrical performance of samples, accelerating design iteration and compliance validation.

· Production and factory release : Conducts full‑batch inspection, replacing manual item‑by‑item testing to reduce the defect漏 rate and boost production capacity.

· Third-party quality inspection : Provide objective, traceable test reports.

Key Advantages Summary

· Multi-standard compatibility, supporting mainstream AC charging interfaces worldwide, reducing the need for redundant equipment purchases.

· Fully automated workflow: a single device replaces multiple standalone instruments, reducing labor and facility costs. Closed-loop data management ensures seamless integration from testing to the MES system, meeting the traceability requirements of smart manufacturing.

Plan B

For portable Charging station testing Demand, EVD1000V-30kW×2 DC Charging Pile Test System Provides a complete solution. Built-in device Load + National/European Standard BMS Simulation System , realistically simulates the charging process and various fault scenarios, thereby avoiding the inconvenience and limitations of real-vehicle testing.

The system is equipped with Fault simulation capability , including Multi‑range DC+ and DC− leakage resistance simulation (14 ranges) ， R4 resistor setting (5 levels) ， Battery positive connection, reverse connection, and no connection simulation 。 Communication Conformance Testing and Analysis Functional output analysis report, real-time message output and translation, Message Gantt Waveform Chart Output, making fault analysis more intuitive.

For on-site testing requirements, VCD-BG01 Portable DC Charging Pile Tester Adopt Portable trolley suitcase structure , compliant with National Standard GB/T 27930-2015 Communication Protocol , and compatible with GB/T 27930-2011 Communication Protocol . The device is equipped with CAN message analysis Functions, including message waveform diagrams, Transmit and receive functions of the CAN box , Chinese translation of messages, etc.

VI. Selection Recommendations and Practical Applications

In the actual selection process, it is recommended that companies conduct a comprehensive assessment based on product characteristics and production scale. For… Mass production enterprise , priority should be given to those that possess High-efficiency batch testing Automated equipment for capabilities. Multi-standard compatibility Ensure that the equipment can meet diverse market demands. Test data is traceable. Functions are of great significance for quality control and after-sales service.

Security Protection Functionality must not be overlooked; the equipment should be equipped with… Leakage protection, overcurrent protection, overload protection, threshold protection, emergency stop switch An完善的 protection mechanism. Energy conservation and environmental protection Characteristics are equally important, adopting Energy-feeding load Equipment employing these technologies can significantly reduce testing energy consumption.

Comprehensive analysis indicates that selecting the appropriate… Charging gun and charging station testing equipment It is necessary to conduct an assessment across multiple dimensions, including technical performance, standards compliance, data management, and security protection. Zhongjia Testing As specialized manufacturers leverage technological innovation and product optimization, they deliver efficient, precise, and secure testing solutions to the industry, thereby driving quality improvements and technological advancement in the new‑energy charging equipment manufacturing sector.