63200 A series of high power dc electronic load, mainly for the server power supply, A/D power supply, power electronics, automotive, automotive battery dc charging pile and some test using power electronic components and other products.High power, parallel, synchronous dynamic exclusive ability, more instant 3 times rated power load capacity, suitable for application in automotive batteries and fuel cells of high power test object under test.
63200 a series of 150 v, 600 v, 1200 v, three kinds of voltage range, by 4 kw to 24 kw power range, the maximum current of 2000 a single stage;Through parallel, maximum power up to 240 kw.High-power electronic load can be mainly applied in the test pile and motor vehicle charging battery discharge.
A full range of models, all with unique user custom waveform (UDW) and the external signal control function, it can simulate real current waveform;Master/slave control ability, can make the same voltage specification of 63200 a series of electronic load in parallel, and can achieve the function of synchronous dynamic: automatic frequency conversion dynamic scan function (that is, the load of different frequency simulation) to meet the demand of the power supply test.Moreover, also provides the function of 255 groups of storage, and can call at any time the user stored value.On automated testing, the storage, call the function of shorten the testing time.
In terms of measurement, 63200 a series also provides the most accurate measurement function, real-time and precise voltage, power flow measurement, each model has three gear;In addition, the short circuit test is one of the essential test project of power supply test, 63200 a series of short circuit simulation function, can effectively solve the power supply test and the application of automated testing requirements.
VFDS through the front panel display and knob, then in the 63200 a series of electronic load do simple and easy operation and setting, can through the Ethernet, USB and GPIB interface for remote control cable or wireless.
The built-in PWM fan speed control can reduce noise caused by the fan.63200 a series also has over current, over power, over temperature protection and over voltage across the electrodes and the reverse alarm mechanism, can significantly improve product reliability, is the integration of engineering test and automatic test system is able to trust products.
Range of application
Ultra high power density and the design of custom shortcuts
Chroma of 63200 a series high power programmable electronic load carrying digital signal processors (200 MHZ), and the speed of optimization and control performance.Ultra high power density (6 kw @ 4 u) can save a lot of space, the ultra high voltage (0.015% + 0.015% f.s.) and current (0.04% + 0.04%) f.s measurement accuracy to ensure measurement accuracy, a full range of models all can separate the manual operation, can be the remote control, for the power of the higher power, can achieve mainly set from the control many sets of parallel operation, and has the capability of synchronous tensile load, to simulate the actual load condition.
Leading the global design of high power density, subversive high power electronic load is big, the concept of mobility, can save a lot of laboratory space, at the same time can easily solve the automatic test system updating electronic load space issues.In addition, 63200 a defined also provides four groups of commonly used shortcut keys, let users can more quickly into the required operating mode.
The graphical options
Clear graphical options, can let users easier to use 63200 a series of basic load function and advanced function by the graphical, users can through the knob, the direction key to select the desired function.Graphical options text shown in abbreviation, provide full description screen above the other, even without the user manual, also easy to get started.
Reversible panel
63200 a series, the height is 7 u, u, and u 10 models have face turn the function of reversible flip Angle to 70 ˚, reversible panel intimate design, regardless of convenience in operation or watch, will bring the user different experience and feelings.
Basic load application
63200 a series of constant voltage, constant current, constant resistance and constant power mode, by these operating modes can be to meet a wide range of test requirements., for example, constant current and resistance model for voltage source test, the object under test can be confirmed in different load cases, the object under test whether the output voltage remains stable output.For battery charger or pile, the constant voltage mode can change the output voltage of the charger or pile, in order to ensure that the charger or pile in setting the output voltage of the correctness of the charging current.When the object under test is the battery, the electronic load can be transformed into analog electronic equipment load behavior, and many of the battery discharge application, power consumption, and so on and so forth can be borrowed by the electronic load simulation analysis of behavior to the battery, and the constant power mode is simulated electronic equipment one of the best choice of load behavior.
The master/slave parallel control
Series 63200 a has an intelligent master/slave control mode, when the load power demand, all with voltage specification models, are available through the parallel mode (master/slave control) to achieve the required current and power.When set into the master/slave control mode, all set to the master/slave control the electronic load can be a single load, users only need programming load current on the main load, the load automatically calculating the current distribution to the other from the load, and so can greatly simplify user's operation steps.The full range of models can be integrated to 41 u high standard rack (pictured at right), to save space.63200 a and at the same time equipped with USB interface (standard), GPIB matching interface and the Ethernet matching interface, users can through these interfaces for the automatic test of remote control and other applications.
Sine wave dynamic load
Series 63200 a has unique sine wave load current, and allows users to set bias load current value (I_DC), lugging sine wave (I_AC) and the sine wave Frequency values (Frequency), the sine wave load the lowest not less than zero amps.The sine wave, load current function can be used in the D/D, and server power supplies and dc resistance (DCIR) fuel cell test.
Dynamic load
In the era of rapid, electronic components are in the direction of the high-speed operation of design, as a result, the power supply components for the transient signal and dynamic response performance requirements, is much higher than in the past.To meet the requirements of the test application and, 63200 a series offers high speed, programmable dynamic load resistance (CCD dynamic current load and dynamic load CRD), the dynamic frequency sweep scanning (sweep) model, etc.Shown below for programmable parameters: set the current high/low bit, T1 / T2, rate of climb/sink rate and the number of executions.63200 a series of continuous changes in load current, internal monitoring mechanism and route to make current waveform distortion degree minimized, 150 v model of current climbing minimum response time for 10 mu s, dynamic change can be as high as 50 KHZ.
Dynamic tensile load model provides a unique simulation function, can let users set a period of repetitions, the range of 1-65535.This feature is very suitable for application in the test D/D converter and instantaneous large current degree of tolerance of the battery.
Dynamic frequency scan control
63200 a unique model of dynamic frequency scan (pictured at right), can change the frequency of the load current, linear frequency up to 50 KHZ, this model can be measured in the worst case of the object under test maximum/minimum voltage peak.This dynamic frequency scan function of sampling rate of 500 KHZ.Dynamic frequency scanning load model can simulate various loads, meeting the needs of most users.And the far end of the 63200 a load sensor and control circuit, can ensure that the dynamic load under different frequency operation of waveform distortion rate to a minimum.
Constant impedance model (CZ MODE)
There will be many capacitance on the motherboard, to avoid the server power supply when the power switch on the instant of capacitance charging on the motherboard, and surge current lead to trigger the power supply of the overcurrent protection mechanisms to smooth start up, so the power supply need a capacitive load on test, for 63200 a series against the test requirements, provide constant impedance load patterns.
Unique constant impedance load mode is different from the rated current and rated power of the load, constant impedance model which simulated the actual impedance, impedance, capacitive reactance and load to load, therefore, load current can approach the real situation.The waveform, simulation of switching power supply to the capacitive load boot test voltage and current waveform.
High precision measurement
63200 a series with the industry the most precise measurement accuracy, has three load rank, to a model 63206 a - 150-600 as an example, the voltage 16 v / 80 v / 150 v three gear, meet the server power supply or communication power supply (12 v, 48 v, 54 v) test requirements;Current 60 A / 300 A / 600 A third gear, it can provide different applications current setting and measurement error smaller gear, the other built-in high precision A/D converter, voltage, current, power measurement specifications of voltage is 0.015% + 0.015% f.s., current 0.1% 0.1% + 0.04% + 0.04% f.s and power f.s precision.High accuracy of measurement to measure the efficiency of the object under test is the indispensable function.
Over current and power test
Power supply design, in order to ensure the safety of users and reduce the damage rate of power supply, overcurrent protection and power protection mechanism is often need to be taken into consideration and design, in 63200 a current with a power test, can provide users to set the step order current step or order power for power supply current or power protection test, and to determine the electronic load test result is Pass or Fail, in the process of testing value maximum power (Pmax), also can automatically capture and display on the monitor, can help users through the oscilloscope to verify that the design of over current and power mechanism is correct, but also reduce the number of test time for users.
Bring over current testing
The user custom waveform function (learning)
In addition to general rated current, rated voltage, rated power and rated resistance load patterns, when lugging around arbitrary waveform, the traditional way is through the computer will be stored waveform through DAQ card in advance or simply through the arbitrary waveform generator send waveform to electronic load tensile load, thus achieve the purpose of lugging around arbitrary waveform, as shown in the figure below.
However 63200 a series provides a more convenient choice: the user custom waveform, can simulate the real load current, the oscilloscope can be correspond to the actual current waveform data or to edit current waveform, easily through graphical operation software of the waveform is stored in 63200 - a series of internal Flash memory (Flash), you can pull a load user defined by arbitrary waveform, can save the DAQ card or the cost of the waveform generator, as shown in the figure below.63200 a series, a total of 10 groups of waveform storage space can be saved, up to 1.5 million waveform points, enough to provide the required test.
At the same time, in addition, in the real current 63200 a series also provides lugging around what happened in the process of the maximum peak voltage is negative, the user does not need to through the oscilloscope to observe the voltage change, greatly saved by oscilloscope to confirm the voltage peak time.
The battery discharge test
For battery discharge test, 63200 a offers users three discharge modes: constant current, constant resistance and constant power mode, and through set cut-off voltage and stop time (1 seconds to 100000 seconds), stop the electronic load can correct load, make sure the battery will not damaged by excessive discharge.In addition, in terms of measurement, to measure the discharge of the battery power (WH, AH), and total discharge time.For example: when the press Load ON began to pull, 63200 a series of internal timer will start counting, until the battery voltage drop until set voltage or by pressing the Load OFF stop tensile Load, the timer stop counting.The battery discharge test function can be used in super capacitor discharge time testing and other similar applications.
Bring the battery discharge test
Programmable functions load time
Series 63200 a built-in 255 groups of programmable load time series, available for users to simulate various real load condition.The following illustrates the general common programming sequential application:
- Battery discharge and other applications (laptops, electric cars and electric locomotives), simulation of the various dynamic load current waveform, which provide two current allowed a more dynamic current simulation or one shot load simulation.
- Server or communication power supply load modulation.
Digital capture function
Users can through 63200 a digital capture function records the transient current and voltage waveform, digital capture function can let users more convenient operation, more can save user's time.The following is a set of the specifications of the parameter values:
- Sampling time: 2 microseconds ~ 40 milliseconds
- Resolution: 2 microseconds (set of sampling time)
- Sampling points: 1 ~ 15000 (set total sample point)
Multiple operating modes
Novel combined operating mode of CR + CC, CV + CR, CV + CC mode, etc., CR + CC is suitable for application in the power of the boot test;CV + CR can replace Von point application, CV + CC can be applied to the discharge of the battery test.
Automatic mode
Automatic mode can be in constant voltage (CV), constant resistance (CR), constant current (CC) mode and constant power (CP) model under the restriction of automatic switch, automatic mode is suitable for application in lithium ion battery charger test, in order to obtain the full V - I charge curve.In addition, when the protection circuit damaged object under test, can through the automatic switching mechanism of the automatic mode to avoid damage to the object under test.
Graphical software operation
Except through the front panel to control module load, also can control through the operation of the graphical software.Friendly graphical software operation interface, consists of the operation of the module function, let users easily, easy in operation.63200 a series of GPIB, USB and Ethernet communication interface, a variety of communication interface, users can through the communication, computer and 63200 a series have more flexibility to choose from.
63200 a dc electronic load high power applications
