The single-phase pole-mounted distribution transformers(single phase transformer) are specifically designed for
the decentralization distribution network of servicing residential overhead distributior loads of town and countryside.
They are also suitable for light and diversified power applications,
These transformers are designed for the application conditions normally encountered
on electric utility power distribution systems.
Offers 2 basic transformer types and two kinds of metal core types Conventiona type and
Complete Self Protect type, and for the transformer core
Two types of materials are available: C.RGO. wound core and amorphous meta core.
>Standard
Full complied with ANSI C57.12.20.ANSI C57.12.00
>Product Features
1.Meet or exceeds ANSI Standards
2.Safe Handling.Installation and Operation
3.Attractive, modern appearance
4.Reasonable Structure
5.Fully-sealed
6.Higher system reliability
7. High security and reliability in operation
8.High capacity of overload and efficiency
9. Robust construction having excellent short circuit and thermal withstand capabilities
10. Transformers are more efficient by Reduced no-load losses and Reducedload losses
Advantages:
1. long-term manufacturer of WOLD TOP FIVE HUNDRED ENTERPRISES
2. have accomplished so many projects in the worldwide
3.has much more experiences in tenders/projects
4.has a team with more than 12 engineers and supply good re-sales and after sales
5. design and customized products for the customers, OEM and ODM products
6. has subsidiaries in south African.
7.has a huge distributor network in the worldwide, especially in African market.
and so on.
Solar Powered Generator S-150
Portable Solar Generator Model S150 is a comprehensive power back up system. With 2 USB output, you can easily power up drill machine, phones, tablets, laptops, or any other small devices while enjoying your outdoor trip. This is capable of fulfilling every sort electricity need when you're off-grid such as gear for power failure and night market.
Model S150
Capacity 42000 mAh / 155Wh / 14.8V
Input ports AC Adapter DC15V/3A
Input ports Solar Panel MPPT,14V-22V/3A (Max)
Output ports � DC5521 9-12.6V/10A (14.5A Max)(x2)
Output ports USB-A 5V/2.4A(x1)
Output ports USB-A QC3.0, 5-12V/18W(x1)
Output ports TYPE-C PD 5-12V/18W
Output ports Cigar lighter 13.6V/1.8A
Output ports AC Output 150W,110V/220V,50Hz/60Hz
Weight 1.89Kg
Diemensions 204 91 187mm
Lifecycles 500 cycles
Accessories Adapter and cable , Car charge cable , User manual
Certifications FCC/CE/PSE/RoHS/MSDS/ UN38.3
INTRODUCTION
The GF302D1 three phase portable energy meter test system consists of an integrated three phase current and voltage source(up to 500V/120A or 500V/20A) and built-in three-phase electronic reference standard of accuracy class 0.05%. Characteristic features of the GF302D1 are its wide measuring range, high accuracy and high tolerance to unwanted external influences. The equipment offers high functionality combined with an excellent menu guided operation via built-in keyboards and colored 7 touch LCD-display.
PARAMETERS
Accuracy class 0.05%, 0.1%
Power supply One Phase AC 100-265V, frequency 50/60Hz.
AC Voltage output
Range(U1,U2,U3) 57.7V, 100V, 220V, 380V
or 69.3V, 120V, 240V, 480V( optional)
Adjustment range (0-120)%RG(1)
Adjust fineness 0.01%RG, 0.1%RG, 1%RG, 10%RG as optional.
Stability 0.01%/120s
Distortion 0.3% (Non-capacitive load)
Output load each phase 30VA
Measuring accuracy 0.05%RG
AC Current output
Range (I1, I2, I3 ) 200mA, 1A, 5A, 20A, 100A(optional)
Adjustment range (0-120)%RG
Adjustment fineness 0.01%RG, 0.1%RG, 1%RG, 10%RG as optional.
Stability
INTRODUCTION
GF112B Single-Phase kWh Meter Calibrator is suitable to test various types single phase meters on site and also can be used to test alternating current parameters.
TECHINICAL SPECIFICATION
Electrical parameter
Accuracy class 0.2%
Active power measurement accuracy 0.2%, 0.5%
Energy measurement accuracy 0.2%, 0.5%
Power supply AAA type, Li rechargeable battery, 750mAh, 3.6V
it can work 8 hours continuously
Warming-up time
21634 Electric Power Suppliers
Short on time? Let Electric Power sellers contact you.
Introduction
GF1021 portable single phase energy meter test system used to test single phase energy meter. Adopt mature signal synthetic and power amplifier technology, high precision voltage source and current source output. Widely used in lab and field, and then as single phase standard source.
TECHINICAL SPECIFICAITON
Accuracy class 0.05%, 0.1%
Power supply One Phase AC 85-265V, frequency 50/60Hz.
AC Voltage output
Range 57.7V, 100V, 220V, 380V; max 500V
Adjustment range (0-120)%RG(1)
Adjustment fineness 0.01%RG, 0.1%RG, 1%RG, 10%RG as optional.
Stability 0.01%/120s
Distortion 0.1% (Non-capacitive load)
Output load max 30VA
Measuring accuracy 0.05%RG
AC Current output
Range 200mA, 1A, 5A, 20A, 100A; max 120A
Adjustment range (0-120)%RG
Adjustment fineness 0.01%RG, 0.1%RG, 1%RG, 10%RG as optional.
Stability
INTRODUCTION
GF312V2 portable three phase multifunction energy meter calibrator is with comfort design, small size, and light weight. It is suit for electric power departments, measuring and quality examining departments and electric lab to field use.
TECHNICAL SPECIFICATION
Electrical parameters
Accuracy class 0.05%, 0.1%
Power Supply External power, 220V/110V, 50/60Hz
Phase voltage supply 45-450V, 50/60Hz
Li-Battery supply
Voltage measurement
Range 30-560V
Error ±0.05%
Harmonic 2nd-51st
Current measurement
Range (direct connection) 0.01-10A
Range (clamp CT) 5A,100A,500A,1000A,2000A (option)
Error (direct connection) ±0.05%
Error (clamp CT) ±0.2% (5A, 100A )
±0.5% (other)
Harmonic 2nd-51st
Power measure error
Active power (direct connection) ±0.05%
Active power (clamp CT) ±0.2% (5A, 100A)
±0.5% (other)
Reactive power (direct connection) ±0.1%
Reactive power (clamp CT) ±0.2% (5A, 100A)
±0.5% (other)
Energy measure error
Active energy (direct connection) ±0.05%
Active energy (clamp CT) ±0.2% (5A, 100A)
±0.5% (other)
Reactive energy (direct connection) ±0.1%
Reactive energy (clamp CT) ±0.2% (5A, 100A)
±0.5% (other)
Phase angle
Range 0-360
Resolution 0.01
Error ±0.05
Frequency
Range 45Hz-65Hz
Resolution 0.001Hz
Error 0.002Hz
Pulse output
Energy constant 25000
Pulse ratio 1:1
Output level 5V
Pulse input
Input channel 2
Input level 5-10V
Input frequency Max. 100Hz
Display
Resolution 7 TFT color (480-234)
Function
Vector diagram
Waveform
Energy accumulation
CT ratio test
Local parameter input
Wiring emulation
Self-calibration
Recorder check
Data storage
Data storage qty 5000
External extend memory
Screen printing
Communication port USB/RS232
Communication with PC
Upload data
External mini printer
External keyboard
Dimensions (WHD) (mm) 245-16870
Weight (kg) 1.8
Environmental conditions
Ambient temperature -25C to +45C
Relative humidity 30%-95%
INTRODUCTION
The instrument is a precision AC energy meter testing instrument, mainly used to test three phase energy meter error on site and measure various of AC parameters.
TECHNICAL SPECIFICATIONS
Electrical parameters
Accuracy class 0.05%, 0.1%
Resolution 6 TFT (640-480)
Power supply 220V±10%, 50/60Hz
Li-polymer battery (size (mm): 110x51x16, nominal output voltage: 7.2V, capacity: 5000mAh)
Power line supply (U1, UN), 85V-265V 50/60Hz
Communication port RS232
Test voltage
Range 5-480V
Error ±0.05% (30V-480V)
±0.1% (5V-30V)
Harmonic 2nd-63st
Test current
Range (direct connection) 5mA-20A
Error (direct connection) ±0.05% (100mA-20A)
±0.1% (10mA-100mA)
Range (clamp CT) 10mA-3000A
Error (camp CT) ±0.2% (100mA-100A)
±0.5% (100A-3000A)
Harmonic 2nd-63st
Power measure error
Active power (direct connection) ±0.05% (0.1A-20A)
±0.1% (0.01A-0.1A)
Reactive power (direct connection) ±0.1% (0.1A-20A)
Energy measure error
Active energy (direct connection) ±0.05% (0.1A-20A)
±0.1% (0.01A-0.1A)
Reactive energy (direct connection) ±0.1% (0.1A-20A)
Phase angle
Range 0-360
Resolution 0.01
Error ±0.05
Frequency
Range 45-65Hz
Resolution 0.001Hz
Error 0.002Hz
Pulse input
Input channel 2
Input level 5-24V
Input frequency Max. 2MHz
Pulse output
Energy constant 180000imp/kWh, 1800imp/kWh, 180imp/kWh
Pulse ratio 1:1
Output level 5V
Function
Vector diagram Yes
Waveform Yes
Energy accumulation Yes
Communication with PC Yes
Mechanical parameters
Instrument dimensions (WHD) (mm) 220-13861
Instrument Weight (kg) 1.7
Carry case dimensions (WHD) (mm) 450-320185
Carry case (kg) 8.5
Environmental conditions
Ambient temperature -10C to 55C
Relative humidity 15%-85%
INTRODUCTION
GF312B portable three phase watt meter calibrator with printer is used to calibrate three phase, single phase, active and reactive watt meters. And it also can be used as voltage, current and power meter to measure AC parameters of three phase power line.It can measure wave distortion factor and 2nd to 63th harmonic wave.
FEATURES
Three phase active or reactive electricity energy meter
Calibrate three phase, single phase, active or reactive meter error
Measure U(voltage) of three phase or single phase
4Measure I(current) of three phase or single phase
Measure active power of three phase or single phase
Measure reactive power of three phase or single phase
Measure apparent power of three phase or single phase
Measure power factor of three phase or single phase
Measure phase angle between voltage and current
Measure frequency of power line
Display vector diagram
Display waveform of U and I
Analyze and display content of harmonic of U and I
Store and check measured data
Optional 5A, 20A, 100A, 500A, 1000A, 2000A, 3000A current clamp
Measure CT variable ratio
Print the data of measurement on site
INTRODUCTION:
The instrument is a precision AC energy meter testing instrument, mainly used to test three phase energy meter error on site and measure all various of AC parameters.
FEATURES
Three phase active or reactive electricity energy meter.
Calibrate three phase, single phase, and active or reactive meter error.
Measure U(voltage) of three phase or single phase.
Measure I(current) of three phase or single phase.
Measure active power of three phase or single phase.
Measure reactive power of three phase or single phase.
Measure apparent power of three phase or single phase.
Measure power factor of three phase or single phase.
Measure phase angle between voltage and current.
Measure frequency of power line.
Display vector diagram.
Display waveform of U and I.
Analyze and display content of harmonic of U and I.
Measure 2-64 harmonic of U, I.
Store and display measured data.
Optional 5A, 20A, 100A, 500A, 1000A, 2000A, 3000A current clamp.
Measure CT variable ratio.
Measure the ratio or lag-angle of low-voltage transformer.
Adopt 32 bit ARM processor, multi-channel 16 bit precision A/D convertor, high resolution TFT color LCD.
Inner equipped with 0.01% wide-range current transformer and can be equipped with various type current clamps, wide range of measurement and high veracity.
Low consumption circuit design, high energy Lithium battery supply, intellectual power management software, which enables the instrument continuously working up to 10 hours.
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.
High accuracy class up to 0.02%
High stability, high reliability
Measuring 2nd~51st harmonics
Metal structure, strong and reliable
Waveform display function
Vector diagram function
Energy accumulating function
Suit for testing in the lab
As a three phase reference standard
The Portable Three Phase kWh Meter test equipment is used for grid corporation of measurement and energy test center, management department of power supply bureau, national energy measurement of testing authorities, and also used to test each kind of single/three phase kWh meter of industries and mining enterprises as well as electric meter manufacturers. Meanwhile, the calibrator also can be used as one high precision standard power source.
True-RMS measuring parameters
ANSI and IEC 0.2 accuracy class
Power quality analysis
4 quadrant energy
2MB onboard memory, can be extended to 16M
Data logging
High-speed RS485, Ethernet port (option)
Measure individual harmonics from 2nd to 63st (option)
TOU, 4 Tariffs, 6 Seasons, 6 Schedules
Three years warranty
With PC management software; web browse data
APPLICATIONS
Metering of distribution feeders, transformers, generators, capacitor banks and motors
Medium and low voltage systems
Commercial, industrial, utility
Power quality analysis
Data logging
Monitoring system
True-RMS measuring parameters
ANSI and IEC 0.2 accuracy class
Power quality analysis
4 quadrant energy
2MB onboard memory, can be extended to 16M
Data logging
High-speed RS485, Ethernet port (option)
Measure individual harmonics from 2nd to 63st (option)
TOU, 4 Tariffs, 6 Seasons, 6 Schedules
Three years warranty
With PC management software; web browse data
APPLICATIONS
Metering of distribution feeders, transformers, generators, capacitor banks and motors
Medium and low voltage systems
Commercial, industrial, utility
Power quality analysis
Data logging
Monitoring system
FU2200A digital Ethernet power meter with data logger is a three-phase multifunction power and energy meter manufactured by GFUVE. It provides excellent value for monitoring power and energy management systems. It may be used as data gathering devices for intelligent power distribution or plant automation systems. All monitored data is available via a standard digital RS485 communication port, which is based on the Modbus RTU protocol.
FU2200A Ethernet power meter has the PC software and the data logger function, which can set by end users from 1min to 60min intervals to record. You can read the data through a PC. Also, you can share the data in the Internet LAN. By the way, it can measure the harmonics. Back of power meter FU2200A with Ethernet port.
