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
Supplier: Led bulb, tube light, panel light, decoration light, wall light, steel wires, steel plate, stainless steel plate, twisted wire rods, galvanized wires, wire mesh, site fencing, mosquito mesh, thread rods, rebar, twisted rods, t bar, nuts and bolts, hardware, pvc pipes, upvc pipes, api pipes, melamine, mdf board, plywood, film faced, shuttering, packing, core veneer, face veneer, hdf molded door skin, door filler, tubular particle boards, pvc boards, wpc boards, doors, block board, hard board, gypsum board, canopy, carpet, flooring wooden, bamboo, laminated engineering, tiles, granite tiles, granite blocks, black galaxy, wash basin, water closets, washbasins, ss sinks, faucets, furniture, pvc edge bending, crew, locks, pvc seals, silicone cartridges, shower enclosures, shower door hinges, handles, knobs, brackets, slides, nails, solar panels, flexible solar panels, solar power station, battery, inverters, rechargeable fans, lights, spring, 3ply disposable face mask, oxygen concentrator ,
Services: Buying office, oem, components sourcing, value added services
Buyer: In shell pecan nut, macadamia nut
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%
Product description The portable Three-phase standard power source is suitable for metering departments, power distribution terminals, power management, reactive power compensation devices and enterprise production. Technical index Electrical parameters Accuracy class 0.05%, 0.1% Power supply Single phase AC 85-265 V, frequency 50/60 Hz AC Voltage output Range (U1, U2, U3 phase) 57.7V/100V/220V/380V; range switch automatically (Max 500V) Electrical parameters - continued 0.01% RG Accuracy 0.05% RG Stability
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
To set up and take the load regulation of voltage, current, phase angle, frequency and power factor, also can be used as AC current source, AC voltage source or power source. To set 2-128 times of the amplitude and phase harmonics, and it can be added to the base wave in every harmonic output. Frequency value is adjustable (AB and phase C). Voltage, current output a wide range, big power, high stability, waveform distortion degree is small. Strong with load ability, but it can take capacitive, sensibility, resistance of composite type load or load and load regulation is higher than 0.01%. To apply the 32 bit MPU + DSP + FPGA, powerful flexible. To use hardware PID, fast response, the change of load will not cause output volatility. Industrial frequency waves as high as 50000 points a week of the wave kneading, signal output without filter, precise output waveform, the harmonic output precision, harmonic distortion degree is small. Range switching automatically To use software calibration, simple operation, stable and reliable. To have big screen, 320 x 240 LCD display, Chinese or English interface, operating simply. To have perfect over-current, over-voltage, heat, a shorts-and-opens, overload protection, failure detection automatically. With RS232 interface, and PC connection To take place machine software, it can be output through the PC software program.
