Recycled Grid Analog Power Supply Model 61809/61812/61815

The 61809/61812/61815 models are the 9kVA/12kVA/15kVA power supply testers in the Chroma 61800 Recycled Grid Analog Power Supply series. This type of 3U body height with a maximum output power of 15kVA, to achieve high power density design; and single-phase, three-phase output mode; output voltage range up to 350V phase voltage, line voltage 606V, through the single-phase three-wire configuration up to a single-phase voltage of 700V; in addition to the master-slave control to achieve a number of single parallel combination, to provide a greater output power to meet the test requirements.

Chroma 61809/61812/61815 models are equipped with energy recovery function, which can provide users with perfect energy-saving solutions. The energy generated during the test of the object to be tested can be efficiently fed back to the power grid through the machine, instead of being consumed as heat during the test process, which achieves the purpose of environmental protection and energy saving. Through this, the 61809/61812/61815 models can be applied to various green energy-related industry tests on the market, such as solar inverters, energy storage systems (ESS), power conditioning systems (PCS), micro grids, power-related hardware loop simulation (PHIL), electric vehicle power supply equipment (EVSE), on-board battery chargers (OBC), and bi-directional chargers (BDC). chargers (OBC) and bi-directional chargers (BOBC), and so on.

Regulatory testing section, 61809/61812/61815 models are applicable to EV to grid test (V2G), EV to load test (V2L), EV to home discharge test (V2H), energy storage system test (ESS), IEC 61000 -3-2/-3-3/-3-11/-3-12 (international regulations for AC voltage testing), IEEE1547/IEC 62116 (international norms related to green power generation). Requirements), IEEE 1547/IEC 62116 (international specifications related to green power generation).

Chroma 61809/61812/61815 models use full digital control technology to provide maximum power at a maximum phase voltage of 350V and frequency of 30Hz to 100Hz output range, all models can output a very pure sine wave, which can be less than 0.5% total harmonic distortion at 50Hz/60Hz full load output; in addition, not only the output of pure AC voltage, but also DC output mode and AC plus DC output mode can expand the application of pure DC testing and AC with DC bias component testing applications; the current output capability can provide square root current and DC plus DC output mode, which can expand the application of pure DC testing and AC with DC bias component testing. In addition to pure AC voltage output, there are also DC output modes and AC plus DC output modes, which can be expanded to apply to pure DC testing, as well as AC with DC bias component testing applications; the current output capability can provide 3 times the peak current of the root-mean square (RMS) current, which is suitable for inrush current testing of the input of the object to be tested.

Chroma 61809/61812/61815 models can provide precise measurement functions, such as RMS voltage, RMS current, real power, power factor, current crest factor, etc., the application of advanced DSP technology, can measure THD and 50th order current harmonic components; in addition, you can also apply the LIST, PULSE and STEP higher-order programming to simulate the alternating / DC power disturbances (PLD) test, can also be edited through the SYNTHESIS (synthesis) function to different harmonic components, and then form the user's own needs of the various distortion tests. In addition, LIST, PULSE and STEP can be used to simulate AC/DC power disturbance (PLD) tests, and different harmonic components can be edited through the SYNTHESIS function to form the distortion waveforms required by the user.

Chroma 61809/61812/61815 models use a 5-inch LCD touch screen, with an intuitive and simple UI interface allows users to quickly familiarize themselves with the operation of the instrument; the remote interface is equipped with standard USB, LAN and optional GPIB or CAN interfaces, which can be used to carry out rapid digital control through a computer and Chroma SoftPanel software; in addition, Chroma also provides a control driver for the instrument to do control system program integration applications through LabVIEW software. In addition, Chroma also provides a control driver for the instrument, which allows users to use LabVIEW software for control system program integration.

Chroma 61809/61812/61815 models are the newest products in the 61800 Recycled Grid Analog Power Supply series. The advanced digital control system and a new generation of thermal processing technology, only 3U high body space to achieve a maximum output power of 15kVA, 350V wide range of phase voltage output, single/three-phase output modes, DC100% power capacity, energy recovery and other hardware functions, in addition to the output voltage climb/dip transient ability to further enhance the overall power density of the industry's leading breakthrough products. It is a breakthrough product with industry-leading overall power density, bringing users an epoch-making solution for power supply testing.

In the matching system application part, Chroma 61809/61812/61815 models of 3U height only takes up very little space in the system cabinet, which can provide more flexibility in cabinet space arrangement; in addition, the rest of the products with the same power level are mostly floor-standing large-scale body structure, in contrast, 1809/61812/61815 models can be placed on the experimental table to use, which greatly increases the convenience of the power supply and instrument use. This greatly increases the convenience of using the power supply.

The Chroma 61809/61812/61815 models are equipped with touch-screen operation, providing an intuitive UI interface that allows users to quickly perform multiple settings and operations. The knob input mode can be used to zoom in on the parameter you want to set, which is suitable for test applications that require fine-tuning of parameters; the full screen mode can expand all measured values to the full screen, which is suitable for observation after completing the input settings and provides users with a clearer picture of the measured parameters.

Chroma 61809/61812/61815 models utilize active power factor correction technology with PF>0.98 to achieve low power consumption and high conversion efficiency. In addition, in order to cover the global power range, the 61809/61812/61815 models are equipped with a wide range of three-phase 200V±10% to 480V±10% line voltage specifications, which can be used in three-phase environments, such as 200V, 220V, 380V, 400V, 480V and other three-phase environments, which provides users with the ability to start the machine in any area without the need for other voltage conversion devices. Voltage conversion device is not required.

Chroma 61809/61812/61815 models are equipped with PLD (Power Line Disturbance) advanced editing function, which can simulate a variety of power grid anomalies and disturbances to meet the test requirements. STEP, PULSE, and LIST editing modes are included, as well as harmonics and interharmonics related functions such as SYNTHESIS, Inter-Harmonic, and Harmonic Measurement. The STEP and PULSE modes provide single-step or continuous voltage variations to simulate power disturbances such as cyclic dips, instantaneous high voltage, voltage dips, etc. The LIST mode allows for more complex test waveforms to be edited, with 100 sequences of programmable start and end states, and waveform components that can include AC and DC, making it possible to compose almost any signal waveform desired. Using these modes, the 61809/61812/61815 models can simulate a wide variety of voltage dips, interruptions, and variations, and at the same time perform immunity testing in accordance with IEC 61000-4-11 (pre-certification testing) and -4-13/ -4-14/ -4-28 regulations.

In addition, STEP, PULSE, and LIST modes, together with the new touch screen interface, also greatly optimize the operation and usability. For example, in LIST mode, the editing page can directly grasp the settings of all sequences, and can quickly find the sequence you want to adjust through the search function; in addition, you can also use touch operations such as tapping, sliding, and other quick editing functions such as copying, pasting, and so on, to set up each sequence, which provides users with a more intuitive and convenient programming experience.

SYNTHESIS (synthesis) function provides 50Hz or 60Hz as the fundamental frequency to set the 50th order harmonic components, forming a periodic distortion waveform; Inter-Harmonic function can be set in addition to the fundamental frequency, another non-harmonic frequency components, the frequency range can be scanned from 0.01Hz to 3,000Hz, which can help to find the resonance point or anti-interference vulnerability of the input to be measured; Harmonic Measurement function for voltage or current to do the 50th order harmonic measurement, and display the voltage or DC component, and the total harmonic distortion. The Inter-Harmonic function can set another non-harmonic frequency component in addition to the fundamental frequency, and the frequency range can be scanned from 0.01Hz to 3000Hz, which can help to find out the resonance point of the input of the object to be measured or the vulnerability of the anti-jamming point.

General power supply and grid related testing

Chroma 61809/61812/61815 is a constant voltage AC power supply that can be used for general product power testing (e.g., home appliances, switching mode power supplies). This AC power supply outputs power to the load and protects it with an overcurrent pull setting (OCP). When the object to be tested is a product that feeds energy back into the power grid (e.g. solar inverter, bi-directional charger/discharger), if the output power is detected to be "negative power" at the same time as the output voltage, the Chroma 61809/61812/61815 models will activate the energy recovery mechanism, which will convert the inverter's inverse current and negative power energy to the AC grid, and it can be applied to the full-fourth power source with positive and negative voltage/current in the opposite direction. It can be applied to positive and negative voltages/currents in positive and negative directions in all four quadrants to complete the analog power grid related test applications.

Electric Vehicle Related Testing

Chroma 61809/61812/61815 can provide complete power test solutions for EV industry related products, such as EVSE (Electric Vehicle Supply Equipment) and OBC (On Board Charger), etc. It can also fulfill EVSE It can also fulfill EVSE test specification SAE J1772 (AC Level 1, AC Level 2), OBC China QC/T 895 standard and other regulatory tests. In addition, the development trend of OBC is moving towards two-way charging and discharging applications such as V2G (Vehicle to Grid), V2L (Vehicle to Load) and V2H (Vehicle to Home), etc. The Chroma 61809/61812/61815 models are equipped with the energy recovery function, AC Load option, PLD advanced editing function, and the energy recovery function, AC Load option, and PLD advanced editing function. The Chroma 61809/61812/61815 are equipped with energy recovery function, AC Load selection function, PLD advanced editing function, which can satisfy the test application requirements related to BOBC (Bi-directional OBC) of this bi-directional vehicle charger.

Chroma 61809/61812/61815 models can be equipped with B618007 - Recycled AC Load Option, which realizes the dual functions of AC power supply and AC load in a single body. This function can be mainly applied to EVSE charging stations, hybrid inverters, UPS for uninterruptible power supply systems, bi-directional vehicle chargers, BOBCs, and other test objects.

Powerful Hardware Capabilities

When the Chroma 61809/61812/61815 models are in AC load mode, they not only have energy recovery function, but also have four-quadrant load pulling, and can realize single-phase or three-phase operation modes with a single machine, and also support parallel connection of up to three single machines, providing up to 45kW of AC load testing solutions.

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Flexible mode of operation

Chroma 61809/61812/61815 AC loads are equipped with basic modes such as constant current, constant power and constant impedance. In addition, depending on the setup parameters, such as peak factor CF or voltage/current phase difference θ, Chroma 61809/61812/61815 provides Rectified Mode, Lead/Lag Mode and other operation modes. Rectified Mode simulates the characteristics of rectified loads by setting the peak factor CF to 1.414~3 to realize non-sinusoidal current waveform pulling. Lead/Lag Mode can simulate capacitive or inductive load characteristics, and set the pulling current to exceed or lag behind the voltage by 0°~90°.

Half-wave pull-load function

The Chroma 61809/61812/61815 AC Load Recovery Loads provide half-wave pull-load function in CC Rectified Mode. Under the condition of voltage and current being sinusoidal, it can provide positive half-wave and negative half-wave pull loads, as well as simulate the SCR/TRIAC switching characteristics of 90 degree Leading Edge and Trailing edge half-wave pull loads. This function can simulate the load characteristics of thermostat/dimmer household appliances, protection switches, induction motors and other related objects to be tested to test the output stability of the voltage source.

Stable pull-load characteristics

The Chroma 61809/61812/61815 Recycling AC Load supports standby power on and provides a Stand-By function to test the transient disconnection of the voltage source. After the machine is loaded on, it can be restarted according to the startup or transient break of the voltage source, and then do the corresponding instant pulling load. It can be used to test the inverter or uninterruptible power supply's ability to withstand load pulling under power-on, voltage transient or voltage dip conditions.

To learn more see:Computerized Graphical Operation Interface Soft Panel Regenerative AC Load Function for Model 61800