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Ac/dc Three Phase Standard Power Source

Supplier From China
Jun-25-21

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

Price and Minimum Quantity

Price: $770 - $15397
MOQ: Not Specified

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More Items Similiar to: Ac/dc Three Phase Standard Power Source

Jul-21-21
 
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
Jun-19-21

Ac/dc Three Phase Standard Power Source

$770 - $15.40K
MOQ: Not Specified
 
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
Jun-25-21
 
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%
Sep-08-22
 
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
Mar-15-21
 
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.
GOLD Member
Jun-11-25
 
Technical Specifications
Np Power 3.5 kW Off-Grid Smart Inverter
Nominal Output Power 3500 Watt
Output Voltage 230V
Output Frequency 50Hz-60Hz
Efficiency 94%
Max. Charge Current 100A
Max. PV Charge Current 100A
Max. AC Charge Current 60A
Dc Input Voltage 24V DC
Rated Power 4000 Watt
Max. PV Input 500V DC
Working Temperature -10-55 Degrees
Dimensions 330*278*98 4.4 KG
2 Year Warranty
GOLD Member
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Apex Smart Inverter

Main Technical Features
Technical Detail Value
Product Name Apex Eco 11 kW Smart Inverter
Output Power 11,000 Watt (11 kW)
Working Voltage 48V DC
MPPT Solar Charge Current 120A
PV Input Voltage 120V - 500V
AC Output 220V -Pure Sine Wave
Battery Compatibility Gel, AGM, Lithium (LiFePO4)
No Grid Connection (Off-Grid Only)
Display LCD digital display
Cooling Automatic fan control
Protection Systems Overload, short circuit, over temperature, low voltage etc.
Waranty 2 years
Single Phase

Apex is an Electrozirve brand
GOLD Member
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Apex Eco 6.2 kW Hybrid Smart Inverter

Technical Specifications
Feature Description
Maximum Power 6.2 kW (6200 Watt)
System Voltage 48V DC
MPPT Solar Charge Controller 120A (Wide Input Voltage Range)
Waveform Pure Sine Wave
AC Output Voltage 220-230V (�±%2)
Input Voltage (PV) 120V - 500V DC
Smart Modes Solar Priority / Battery Priority / Grid Priority
Sales to Grid Yes (On-Grid Hybrid Mode)
Display Large LCD screen + detailed menu
Protection Features Overload, short circuit, high temperature, low battery etc.

Apex is a brand of Electrozirve
GOLD Member
Jun-11-25
 
Np Power Smart Inverter

Technical Specifications
Np Power 6.2 kW Off-Grid Smart Inverter
Nominal Output Power 6200 Watt
Output Waveform Pure Sine Wave
Output Voltage 230V
Output Frequency 50Hz-60Hz
Efficiency 94%
Max. Charge Current 120A
Max. PV Charge Current 100A
Max. AC Charge Current 60A
Dc Input Voltage 24V DC
Rated Power 6500 Watt
Max. PV Input 500V DC
Working Temperature -15 -60 Degrees
Dimensions 358*295*105 - 8.7 KG
2 Year Warranty
Single Phase

Verification Status