1. 5 LED digitally display output by actual value or by percentage
2. AC/DC current output range: 0~100 uA ~500uA ~2mA~5mA~20mA ~50mA ~200mA ~500mA ~2A~5A~20A~30A(optional)~50A(optional)
3. AC/DC voltage output range: 0~200mV~1V~2V~5V~10V~20V~50V~100V~200V~500V~1000V
4. Three AC frequencies for option: 50Hz 60 Hz 400 Hz
5. Auto protection or manual resetting function for over load
6. Over load rang is 10% for each level of voltage current
7. Clip-on transformer testing: matching with our product of standard coil measuring range AC 0~750A ( above 1000A for part of meters) DC 0~1000A error: ±0.3%
This device adopts advance ARM+FPGA high precision D/A conversion and DDS technologies can set up and regulate parameters of voltage current frequency phase etc in a long period of time via analog closed loop feedback and digital PID control 1. Can be used to test errors and variance caused by voltage current waveform or power factor change for a variety of metering instrument such as energy meter voltmeter ammeter wattmeter frequency meter power factor meter phase meter 2. Can generate distorted wave with 2~32 order harmonic harmonic number order amplitude and phase position to base wave can be controlled by programs 3. Operational amplifier work frequency 40HZ~1kHz good linearity dual output protection High fidelity output signal and high shock-proof ability 4. With RS232 and USB(optional) communication interface for PC connection 5. With aluminum alloy carrying box which look nice and with little weight
This device adopts advance ARM+FPGA high precision D/A conversion and DDS technologies can set up and regulate parameters of voltage current frequency phase etc in a long period of time via analog closed loop feedback and digital PID control 1. Can be used to test errors and variance caused by voltage current waveform or power factor change for a variety of metering instrument such as energy meter voltmeter ammeter wattmeter frequency meter power factor meter phase meter 2. Can generate distorted wave with 2~32 order harmonic harmonic number order amplitude and phase position to base wave can be controlled by programs 3. Operational amplifier work frequency 40HZ~1kHz good linearity dual output protection High fidelity output signal and high shock-proof ability 4. With RS232 and USB(optional) communication interface for PC connection 5. With aluminum alloy carrying box which look nice and with little weight
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Services: Buying office, oem, components sourcing, value added services
Buyer: In shell pecan nut, macadamia nut
GRES is an intelligent and modular power supply equipment integrating lithium battery and MPCS. According to different application scenarios, lithium battery, bidirectional DC / AC converter, bidirectional DC / DC converter, Static switch and Power management system can be arbitrarily combined to realize grid connected power supply, off grid power supply and off grid uninterrupted power supply power supply, static reactive power compensation, harmonic suppression and other functions. The system can have access to new energy, power grid, diesel generator and to rreasonable configuration, scientific utilization, to provide users with green, environmental protection, noise free, high reliability and high security power services. Safe and reliable High quality li-ion cell for mobile use Laser welding connection with high strength and low impedance Cells is designed with PC holders and reinforce steel structure to guarantee the highest safety of the system in transportation, installation and operation Damping pad design to improve the impact resistance of the system IP54 safe and reliable operation in outdoor environment Serially designed PCS and battery pack eliminates circulating current and improve system reliability. Integrated BMS,DC, AC multi-layer protection, maximum safety performance design Efficient and Convenient Integrated system, standard modular power module and battery module, easy for installation, maintenance and capacity expantion Easy access to PV and diesel generator, intelligent muli-energy management. Fixed on the ground or mounted on vehicle, can be loaded and unloaded by forklift and hoisted by lifting ring Multi systems could be connected in parallel Cost optimization One investment, multiple benefits:Peak shaving, backup power supply, microgrid building,power quality improving and energy storage,etc. Small size, light weight, less space and installation cost Long cycle life, low failure rate, reduce operation and maintenance investment Maximize green energy utilization. Rated output power: 50KW Rated energy: 75KWH
Features : 3 times peak power, excellent loading capability. Combine inverter/solar controller/battery all in one. Multiple output : 2*AC output socket, 4*DC 12V, 2* Working mode AC prior/ECO mode/Solar prior selectable AC charging current 0 1 0A selectable. LVD/HVD/Charging voltage adjutable, suitable for kinds of battery Adding fault code to monitor real time work situations Continuous stable p ure sine wave output with inbuilt AVR stabilizer . Digital LCD and LED for visualization of operation status of the equipment. Inbuilt automatic AC charger and AC mains switcher, stwitch time 4ms
Input Voltage 12V / 24V DC optional Output Voltage 115V / 230V AC optional Portable power for AC products, AC outlets for connecting multiple loads High surge capacity for products that require more power to start High efficiency converts virtually all of the battery's power to AC Mounting brackets for convenient installation Heavy duty stud-connection mounting RS232 communication port WIFI/BMS Optional Overload and over temperature shut down Low voltage and over voltage alarm/cut off Input reverse protection Short circuit protection PI15 series is a pure sine wave inverter, high frequency machine solution, the product is small size, the solution is reliable and stable, the main function is to invert the DC 12VDC battery or 24VDC battery to AC 230VAC or AC 115VAC output, mainly used for emergency use Electricity, car inverter, outdoor electricity and other occasions.
Rated power : 5KW Pure sine wave solar inverter Output power factor 1 Built-in 80A MPPT solar charger Built-in anti-dust kit for harsh environment Support parallel operation up to 3 units (available for 3KW-5.5KW 48V) WIFI remote monitoring (optional) Compatible to generator
1. Built-in digital multiple function standard meter with Integrated structure of meter and power source electrical parameters can be read via software 2. adopts DDS technology CPLD and RAM embedded system featured with high stability of signal source output small fineness low distortion 3. RAM system large color LCD display massive information can be seen directly through screen 4. use PWM digital power amplifier with above 90% efficiency and 300KHz carrier frequency to have advantages of low distortion little heating high efficiency 5. Perfect protection function: voltage short circuit alarm open circuit and over load alarm 6. Built-in OCXO for 50KHz high precision impulse output which can be used to calibrate energy meter clock also can test day error/hour segment error when matching with meter calibration software (optional) 7. With 485 communication interface can do various communications test for universal meters
1. Built-in digital multiple function standard meter with Integrated structure of meter and power source electrical parameters can be read via software 2. adopts DDS technology CPLD and RAM embedded system featured with high stability of signal source output small fineness low distortion 3. RAM system large color LCD display massive information can be seen directly through screen 4. use PWM digital power amplifier with above 90% efficiency and 300KHz carrier frequency to have advantages of low distortion little heating high efficiency 5. Perfect protection function: voltage short circuit alarm open circuit and over load alarm 6. Built-in OCXO for 50KHz high precision impulse output which can be used to calibrate energy meter clock also can test day error/hour segment error when matching with meter calibration software (optional) 7. With 485 communication interface can do various communications test for universal meters
