Technical and service

Electrical parameter test system

The electrical parameter test mainly verifies the input and output parameters of the driving power supply, and the voltage and current stress parameters of each key component of the driving power supply

Electrical Parameter Laboratory

The electrical parameter test mainly verifies the input and output parameters of the driving power supply, the voltage and current stress parameters of each key component of the driving power supply, and performs various safety performance tests on electrical, electrical and electronic device products. The main electrical strength test and insulation resistance test , Grounding impedance test, contact current test, etc., meet GB 19510.1, GB 19510.14, IEC/EN61347-1, IEC/EN61347-2-13, UL8750

Pressure tester

Withstand voltage tester, also known as electrical insulation strength tester, or dielectric strength tester, also known as dielectric breakdown device, dielectric strength tester, high voltage tester, high voltage breakdown device, withstand voltage tester, etc. A test to apply a specified AC or DC high voltage between the live part and the non-live part (generally the shell) of the appliance to check the withstand voltage capability of the insulation material of the appliance.

Reliability Lab

The purpose of the reliability test is to discover various defects in the design, materials and processes of the product; provide information to improve the product's operational readiness, increase the success rate of the task, and reduce the maintenance support cost; confirm whether it meets the specified reliability quantitative requirements .

Thermal shock test chamber

The cold and hot shock test box is used to test the structure of the material or the composite material. It can be tolerated in a continuous environment of extremely high temperature and extremely low temperature in an instant, which can detect the chemical change or the chemical change caused by the thermal expansion and contraction of the sample in the shortest time. Physical damage. Test methods satisfied by the thermal shock test chamber: GB/T2423.1.2, GB/T10592-2008, GJB150.3 high and low temperature impact test.

Innovation & Features:

a. A single machine can perform RAMP (set temperature change rate), three boxes (over normal temperature), two boxes (high and low temperature impact) impact test (one machine and three uses)

b. The number of testable products to be tested is large

c. The number of defrost cycles is high (500cycle defrost once), shorten the test time and electricity cost

d. The sensor is placed in the test area instead of the air duct to meet the validity of the experiment

Control System:

a. Built-in two-way USB2.0 flash drive storage interface (can copy test curve and load test program)　

b. Complete real-time test curve analysis shows that there is no time limit

c. Can be integrated with e-management system for monitoring

Programmable constant temperature and humidity test chamber

Programmable constant temperature and humidity test box, also known as "constant temperature and humidity test box", and "high and low temperature alternating humidity and heat test box" belong to the same series, is a necessary test equipment in product research and other fields, used to test and determine electrical, electronic The parameters and performance of other products and materials after high temperature, low temperature, alternating humidity and humidity or constant test temperature environment changes.

It is suitable for high and low temperature and humid heat tests on electrical, electronic, mechanical and other products, parts and materials, and to conduct quality and reliability tests on products, parts and materials under simulated temperature and humidity changes. And meet the following test standards

GB/T2423.12, GB/T2423.2 3, GB2423.34, GB2423.4

Refrigeration system intelligent control energy saving, low noise, electrical control system: GWS self-developed controller supports interface types: RS-485 interface (need to be equipped with RS-485/RS-232 converter), RS-232 interface, Ethernet interface ( IEEE802.3i/u/ab), with local and remote communication functions, up to 16 devices can be connected at the same time. Functions: remote monitoring/setting (setting, program)/operation, fault alarm, timing setting, curve recording/display.

Humidifier: water basin heating and humidification method, stainless steel armored heater, heater control method: non-contact equal-cycle pulse width adjustment, SSR (solid state relay), water level control device, heater anti-drying device

Horizontal and vertical combustion tester

The horizontal and vertical combustion tester is designed and manufactured according to the relevant provisions of IEC60695, GB5169, UL94 and other standards, to simulate the impact of early flames when fire occurs around electrical and electronic products, in order to assess the degree of fire hazard by simulation technology, mainly used for plastics The relative combustion characteristics of samples of non-metallic material parts, solid materials and foams with apparent density not less than 250kg/m' when tested in accordance with ISO845 shall be tested for horizontal and vertical flammability.

Salt spray corrosion tester

This test equipment is a multi-function type, which can be used to simulate the corrosion test in the artificial environment, and is used to check whether the metal material has or does not have corrosion protection. Anti-corrosion test for damage and other phenomena, in addition, for the purpose of quality control, it can be compared between samples coated with the same coating; the salt spray test is particularly suitable for the detection of certain metals, organic, anodizing and conversion coatings Discontinuities

IP rating laboratory

IP is the abbreviation of Ingress Protection. The IP rating is the level of protection against the intrusion of foreign objects by the shell of electrical equipment. The source is the International Electrotechnical Commission standard IEC 60529. This standard was also adopted as the US national standard in 2004. In this standard, for the protection of foreign objects by electrical equipment enclosures, the IP rating format is IPXX, where XX is two Arabic numerals, the first marked number represents the protection level of contact protection and foreign objects, and the second marked number represents the waterproof protection level .

Simulated transportation vibration tester

The DC-2200-26 electric vibration test system is developed based on the proprietary technology of the electric vibration test stand exclusively transferred from IMV Corporation of Japan.It consists of the DC-2200 vibration table body, SA-26 power amplifier, and RC-2000 Digital random vibration control system. It has the characteristics of high switching frequency, low noise, good module balance, small residual current (only 0.1A), and high efficiency (up to 96%). Can meet MIL-STD-810E, GJB150, IEC68-2-27, IEC68-2-29, IEC68-2-34, 35, 37 and GB/T2423.6, GB/T2423.10 and other sinusoidal vibration, random vibration, Various tests such as shock and vibration

IPX3-7 and UL waterproof tester

IPX3-7 and UL waterproof grade testing machine are based on Dongguan Kexiang Test Equipment Co., Ltd. according to IEC60529:2001 "Degrees of protection provided by enclosures (IP Code)", GB4208-2017 "Enclosure Protection Level (IP Code)", GB7000. 1-2008 "Luminaires Part 1: General Requirements and Tests" and UL1278-2000 "Movable and Wall-or Ceiling-hung Electric Room Heaters" and UL1598 "Luminaires" standard requirements, applicable to IPX3, IPX4, IPX3, IPX5, IPX6, IPX7, UL standard waterproof test; this equipment has been widely used in various entry-exit inspection and quarantine bureau electromechanical laboratories, domestic and foreign product certification laboratories, equipment performance has reached the international advanced level. There are standard test options in the equipment program. The user only needs to select the standard test items and the equipment can be automatically tested. Another custom test option is provided. The user can set the test data to suit different test standards; the stage turntable It can be tilted by 150 to automatically change the drip position, while ensuring the reliability and accuracy of the test data.

EMC Lab

Electromagnetic compatibility (Electromagnetic compatibility referred to as EMC), mainly includes electromagnetic interference EMI test and electromagnetic tolerance EMS, electromagnetic interference EMI has two kinds of conducted interference and radiated interference. Conducted interference refers to the coupling (interference) of signals on one electrical network to another electrical network through a conductive medium. Radiated interference means that the interference source couples (interferes) its signal to another electrical network through space. In high-speed PCB and system design, high-frequency signal lines, integrated circuit pins, various connectors, etc. may all become radiated interference sources with antenna characteristics, which can emit electromagnetic waves and affect other systems or other subsystems in this system. normal work.

Lightning surge generator

Lightning surge generator is an instrument used to simulate indirect lightning strikes and generate high-energy (high voltage, high current) surges. It fully complies with the latest standard IEC61000-4-5 of the IEC (International Electrotechnical Commission) and the European electrical standard (EN61000 -4-5), and national standards (GB/T17626.5). Built-in intelligent single-phase CDN, can automatically switch between differential mode/common mode test and surge path; unique surge voltage peak, current peak measurement and threshold setting function, easy to judge the failure of the test product; built-in surge voltage, current differential probe , Provide waveform observation terminal for easy real-time monitoring; built-in IEC standard test level, programmable 30 sets of memory; provide software test platform test operation is convenient and fast. It is suitable for lightning surge test of various lighting appliances, electronic circuits and equipment.

Voltage drop generator

The voltage sag generator is used to simulate the voltage sag and short-term interruption caused by the failure of the power grid and power facilities or sudden large changes in the load. In some cases, there will be two or more consecutive sags or interruptions. Voltage changes are caused by continuous changes in the load connected to the grid. If the EUT fails to respond to changes in the power supply voltage in time, it may cause a malfunction. The voltage drop generator is used to evaluate the performance of electrical and electronic equipment when subjected to voltage sags, short interruptions and voltage changes. The products meet the latest standards such as IEC61000-4-11 and GB/T17626.11.

Environmental Tester

EDX1800B is based on years of RoHS testing technology and experience. It is upgraded on 1800 with more powerful functions. It meets the needs of RoHS component testing with unique product configuration, full-featured test software and friendly operation interface. Design to make testing easier.

Performance characteristics:

Can automatically switch the collimator and filter, professional RoHS detection built-in signal-to-noise ratio enhancer, can effectively improve the signal processing capacity of the instrument by more than 25 times Intelligent RoHS software, professional development, complement the instrument, any number of optional analysis and Identification model, multi-variable nonlinear recycling program.

Intelligent group pulse generator

The EFT-S4 intelligent group pulse generator is suitable for use in circuits such as switching transients (cutting off inductive loads, relay contacts bouncing off, etc.), and usually interferes with other electrical and electronic equipment in the same circuit. The characteristics of this type of interference are: high amplitude, short rise time, high repetition rate and low energy. Narrow pulses appearing in groups can charge the junction capacitance of semiconductor devices, and when accumulated to a certain extent, may cause errors in circuits or equipment. The burst generator determines a common reproducible evaluation basis for evaluating the performance of the power supply port, signal, control and ground ports of electrical and electronic equipment when they are interfered by electrical fast transient bursts. The products meet the latest standards such as IEC61000-4-4, EN60100-4-4 and GB/T17626.4.

Shielded room

The shielded room achieves effective isolation of the electromagnetic environment inside and outside the laboratory and provides a good test environment for EMC conduction tests. It can prevent external electromagnetic interference from entering the room and affect the test of the device under test. At the same time, it can limit the electromagnetic leakage of indoor high-power high-frequency equipment and prevent the normal work of people and equipment around. The shielded room can be equipped with a conducted disturbance test system, a conducted immunity test system, a radiated magnetic field disturbance test system, etc.

Receiver

ESRP3 receiver is a test item that satisfies the frequency of conventional electromagnetic compatibility below 3.6GHz, and the cost performance is very high.

Artificial power network

The artificial power supply network is also called the line impedance stability network. The English full name is Line Impedance Stabilization Network, usually abbreviated as LISN, also known as AMN (Artificial Mains Network). It is a very important electromagnetic compatibility test accessory, mainly used to measure EUT Disturbance voltage emitted along the power line to the power grid.

High-precision traffic and vehicle light distribution performance test system

Adopt international advanced CIE A-α measurement scheme, used for photometric performance test and quality assessment of car lights, marine lights, navigation lights, road traffic lights, etc.

High-precision photometric probe and absolute synchronous photometric technology realize full closed-loop control, and the angle accuracy can reach the international leading level.

GO-HD5

GO-HD5 adopts the most advanced international CIE A-α measurement solution suitable for the performance testing of car lights and signal lights; during the test, the probe remains stationary, and the lamp is around the vertical axis (A plane axis) and the horizontal axis (α axis) ) Rotate to get the light intensity distribution in the whole space. The rotation around the vertical and horizontal axes is automatic and controlled by software. Open software design can make the measurement and control files meet the national standard, SAE, JIS, ECE and other standard tests.

Light distribution performance test system

        It is mainly used to measure the light distribution performance of lamps and light sources, that is, the luminosity and chromaticity value distribution of the laser source of the lamp in different directions in space.

The full-space rapid distribution photometer uses a multi-field combination of advanced distribution photometer theory and detector inter-calibration theory, as well as more mature technologies and processes. With flexible configuration scheme, fast measurement speed and high accuracy, one distribution photometer can realize multiple high-performance distribution photometer functions with different functions, but the cost has not increased significantly.

        Used for high-precision testing of the spatial distribution (light distribution curve) of various LED lamps (semiconductor lighting lamps), road lamps, flood lamps, indoor lamps and outdoor lamps;

       Used to achieve high-precision testing of the spatial photometric distribution (light distribution curve) of various light sources such as various LEDs, energy-saving lamps, fluorescent lamps, incandescent lamps, HID lamps;

       The total luminous flux and luminous efficiency of light sources and lamps of various sizes can be measured according to the most accurate method confirmed by CIE; measurement and control software that meets the requirements of international standards: the test results can be directly measured by IESNA (95, 2001), EULUMDAT, CIBSE (TM14), CIE And other international standard file formats.

        It can realize the measurement of various light sources, lamp space color division, average color characteristics and space color unevenness (option), and can realize the test function of various light sources and lamp space brightness division.