The GF1000 series multi-positions single phase kWh meter test bench can measure mechanical meters, electronic mechanical meters and electricity meter error by the way of automatic, semi-automatic or manual operation. It composes of single phase programmable power source, high precision single phase reference energy meter, meter suspension test rack, Multi-channel server and precision clock source etc. GF1000 meter test bench is applied in the measurement centre of grid company energy measurement department of power supply company and energy management utility, industrial enterprise and meter manufacturers.
Snt 1100 single phase meter test bench is widely used in power utilities,¡émeter manufacturer,¡émeasurement/quality test lab and other enterprises to test single phase energy meter.
Overview: The RT6103B Multi-function single phase energy meter test instrument adopts internationally advanced new-generation digital power source technology, integrates all the technological advantages of both domestic and foreign watt-hour meter calibration software, and is introduced to global market by Rowwin Test in a powerful and sensational way. The Multi-function single phase energy meter test instrument comprises of PWM power source, standard digital energy meter, error processor and PC processing software, this energy meter test instrument can test 3 to 60 various watt-hour meters of Grade 0.5 or lower simultaneously, also is an ideal new-generation multi-position energy meter testing instrument. Technical Parameters: 1. Accuracy class: 0.1/0.05 2. Reference standard energy meter£ºSingle phase wide-measurement range standard energy meter(Accuracy class:0.1/0.05), Multi-path voltage transformer: Accuracy class:0.01;Rated load per path:10VA. 3. Voltage range:220v(240V option),Output range:0~125%,Resolution:0.01%full range. 4. Current measurement range:0.1~100A(200A option),Output range:0~120%,Resolution:0.0001A(minimum). 5. Phase angle:0~360¡ã,Resolution of phase angle setting:0.01¡ã. 6. Frequency:45Hz~65Hz,Resolution:0.01Hz. 7. Output waveform distortion: Both voltage and current
Single Phase kWh Meter Executive Standard: IEC62052-11 2003; IEC62053-21 2003 Function and characteristic: Infrared function; Measurement accurately. Technical data: Rated current: 1.5(6)A 5(30)A 10(40)A 5(60)A 20(80)A Rated voltage: 110V 220V 230V 240V Display mode: LCD 6+1=999999.9kWh Accuracy class: 1.0 Frequency: 50Hz (60Hz) Impulse constant: 800/1600imp/kWh Connetion mode: CT type; Direct type. Size: 153*118*50mm.
Single phase electronic kwh meter Main features: Active e. C measure mode is optional. Lcd display format is optional. Tamper function(option): 1p2w 1p1w Cover open alarm(option): meter cover or terminal cover Communication port (option): optical port or rs485 Terminal cover: short or long (transparent) One or two rates controlled by external device (option). Ip53 in accordance with iec60529: 198 Sea transportation standard packing
Single-phase prepaid kWh meter Main Functions: 1.Both-way electric energy metering. Provides precise positive-negative active energy metering and one-way accumulating. Used for power metering and advance unchase of AC single-phase current rated. 2.Advance purchase quantity, preset maximum load-limit and IC card password. IC card transfers data and realizes data including total consumption, remaining quantity, accumulated quantity and total purchases etc.) backward reading. 3.Storage of leave-factory serial number, meter constants, initial data and the user's name and address etc.. 4.Alarm and switch off when overload. Alarm at low remaining power to remind user of timely purchasing. Main Characteristics: 1.High accuracy and import special metering chip. High accuracy, sensitivity and reliability, wide overload endurance, low power consumption, small volume and light in weight; easy installation, convenient auto-control and function expanding. 2.Long service life. With SMT technology and world famous, long-life components employed, its accuracy is not affected by frequency, temperature, voltage and higher order harmonics. Random installation location. No adjustment is needed if it leaves the factory as complete machine. Checkout period can be extended. Hence the workload of Watt-hour Meter testing and checking-out of electric departments is considerably reduced. Obviously better reliability than its similar. 3.Stable operation. Better stability for its wide range working voltage. 4.LED display, bright and clear prevent counter data from Losing at any times.
Single-phase prepayment kWh Meter Type: DDSY716 Name: Single-phase pre-payment electricity kilo watt-hour meters Accuracy: Class 1.0 Class 2.0 Power Consumption:
Single-phase prepaid kWh meter Type: DDSY716 Name: Single-phase pre-payment electricity kilo watt-hour meters Accuracy: Class 1.0 Class 2.0 Power Consumption:
GF102 series portable single phase energy meter test bench used to test 1pc or 3pcs single phase energy meter or AC meter at same time. Adopt mature signal synthetic and power amplifier technology, high precision voltage source and current source output from 120A/600V. Widely used in lab and field, and then as single phase standard source. It is suite for electricity meter manufacturing enterprises, scientific research institutes, metrological service institutions, electric power companies etc.
GF112B Single Phase kWh Meter Calibrator is suitable to test various types single phase kWh meters error on site and also can be used to test alternating current parameters - U, I, P, Q, S ,F, E etc.
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
1.Starting test and creeping test 2.Measuring the different constant meters synchronously. 3.With the protect function of overload, short voltage circuit and open current circuit. 4.The testing software with friendly windows 2000 and xp interface, include functional module of all kinds of modern energy meter needed, to reality error test, harmonic test, demand test, influence test. 5.The stored testing data can be transferred to multi-format for other program using
Overview: The RT6303B Multi-function Three Phase Energy Meter Test Instrument adopts internationally advanced new-generation digital power source technology, integrates all the technological advantages of both domestic and foreign watt-hour meter calibration software, and is introduced to global market by Rowwin Test in a powerful and sensational way. The Multi-function three phase energy meter test instrument¡¯s power source uses MCU single chip microprocessor as its core technology and adopts various techniques as digital synthesis, digital frequency modulation, digital amplitude modulation, digital phase-shifting, pulse width modulation and so on to bring you such important features as high reliability and good load characteristics. Its more humane and intelligent meter calibration software makes it possible for an ordinary, heavy and boring calibration to be carried out more easily and efficiently. Technical Parameters: 1. Accuracy class: 0.1/0.05 2. Reference standard energy meter: Three phase wide-measurement range standard energy meter, Accuracy class:0.1/0.05 3. Output voltage: 3* 57.7/100/220/380V Y/¡÷,0~120%Adjustment fineness:0.01% full range, adjustable phase by phase 4. Output current: 3* 0.1~100A(200A also available),0~120%Adjustment fineness:0.0001A(minimum),adjustable phase by phase 5. Phase shift:0~360¡ãAdjustment fineness:0.01¡ã,adjustable phase by phase 6. Frequency:45Hz~65Hz,Adjustment fineness:0.01Hz 7. Output waveform distortion: Both voltage and current
Testing equipment for 3-phase kwh meter Main technical indexes: 1.The accuracy class of the devices: Sy3582d-0.05 grade Sy3582c-0.1 grade 2.Output voltage: 57.7v, 100v, 220v, 380v Regulation range: 0-120% adjustable continuously Regulation step:
Overview: The RT6103-S Single Phase Energy Meter Test Instrument (Split Type) adopts internationally advanced new-generation digital power source technologt, integrates all the technological advantages of both domestic and foreign watt-hour meter calibration software, and is introduced to global market by Rowwin Test in a powerful and sensational way. The single phase energy meter test instrument comprises of PWM power source, standard digital energy meter,error processor and PC processing software, this energy meter test instrument can test 3 to 60 various watt-hour meters of Grade 0.5 or lower simultaneously, also is an ideal new-generation multi-position energy meter testing instrument. Technical Parameters: 1. Accuracy class: 0.1/0.05. 2. Reference standard energy meter£ºSingle phase wide-measurement range standard energy meter.(Accuracy class:0.1/0.05). Multi-path voltage transformer: Accuracy class:0.01; Rated load per path:10VA. 3. Voltage range:220v(240V option),Output range:0~125%,Resolution:0.01%full range. 4. Current measurement range:0.1~100A(200A option),Output range:0~120%,Resolution:0.0001A(minimum) 5. Phase angle:0~360¡ã,Resolution of phase angle setting:0.01¡ã. 6. Frequency:45Hz~65Hz,Resolution:0.01Hz. 7. Output waveform distortion:Both voltage and current
Overview: The RT6103F Anti-tamper Single Phase Energy Meter Test Instrument adopts internationally advanced new-generation digital power source technology, integrates all the technological advantages of both domestic and foreign watt-hour meter calibration software, and is introduced to global market by Rowwin Test in a powerful and sensational way. The Multi-function single phase energy meter test instrument comprises of PWM power source, standard digital energy meter, error processor and PC processing software, this energy meter test instrument can test 3 to 60 various watt-hour meters of Grade 0.5 or lower simultaneously, also is an ideal new-generation multi-position energy meter testing instrument. Technical Parameters: 1. Accuracy class: 0.1/0.05 2. Reference standard energy meter£ºSingle phase wide-measurement range standard energy meter.(Accuracy class:0.1/0.05)Multi-path voltage transformer: Accuracy class:0.01; Rated load per path:10VA 3. Voltage range:220v(240V option),Output range:0~125%,Resolution:0.01%full range 4. Current measurement range:0.1~100A(200A option),Output range:0~120%,Resolution:0.0001A(minimum) 5. Phase angle:0~360¡ã,Resolution of phase angle setting:0.01¡ã 6. Frequency:45Hz~65Hz,Resolution:0.01Hz 7. Output waveform distortion: Both voltage and current
Electrical parameters Accuracy 0.05%, 0.1% Power Supply One Phase AC 180-265V, 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) Adjustment 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 25VA Measuring accuracy 0.05%RG AC Current Output Range(I1,I2,I3) 200mA, 1A, 5A, 20A, 100A Adjustment range (0-120)%RG Adjustment fineness 0.01%RG, 0.1%RG, 1%RG, 10%RG as optional. Stability
SANDI SERIES charging module is for electric vehicle charging station. With single-phase non neutral conductor AC input, it has the advantages of high efficiency, high power density and low harmonic. Functional details 1. Hot plug Plug technology is applied to the charging module to provide convenience for installation and maintenance. The access of the charging module to the system shall not disturb the output voltage of the system. 2. Advanced current sharing technology Under constant voltage working mode, the charging modules can share current automatically within 10S, with degree of unbalance less than �±0.5A. 3. Control of input limited power Refer to Fig. 1-10 for the relation between the output power and input voltage of the charging module. When the input voltage is within 360 Vac ~ 450 Vac (return difference is less than 5V), the module can output the maximum power of 20 KW; when the input voltage is within 260 Vac ~ 320 Vac, the module can still work normally under limited power mode. 4. Control of output constant power When there is a rated input voltage, the output power of the module is 20 KW. Refer to Fig. 11 for the relation between the output voltage and the output current of the module. The SD75050 module uses two operating modes with output voltage ranges of 50 to 750V. The module only selects the operating mode based on the value of the received demand voltage, and does not select the operating mode based on the actual output voltage. 5. Temperature limited power 6. Regulation of output current limiting point 8. Regulation of output voltage The output voltage of the module can be regulated constantly through the external monitoring module, with regulation range of 50Vdc ~ 750Vdc and minimum regulation step of 0.1 Vdc. 9. Fan control The built-in processor of the module can regulate the speed of the fan according to the internal temperature and output current of the module. 10. Protection of input overvoltage/ voltage shortage 11. Output overvoltage protection The overvoltage protection point is 260Vdc ~770Vdc (�±10 Vdc). Default is 778Vdc.The module can be started after manual intervention upon overvoltage protection. 12. Over-temperature protection The environmental over-temperature protection point is 80�°C. When the DC panel has a temperature over 100�°C, the module will stop working; when the DC panel has a temperature below 90�°C, the module will automatically work again. 13. Protection of internal bus fault When the internal bus voltage of the module is beyond the overvoltage/ voltage shortage protection point, the module will be powered off automatically. At this time, there is no output from the module and the fault indicator light is on. 14. Short circuit protection In case of short circuit of the module, it will be subjected to protective shutdown and the red indicator light of the panel is on, and this condition will be transmitted to the monitor of the "module fault".
SANDI SDP series Pure Sine Wave Inverter is the one of the most advanced technology DC to AC conversion products in the world, it's suitable use for areas without electricity, providing a complete power solution for strict demand applications. With SVPWM technology it has high conversion efficiency, high instantaneous power and low losses power output pure sine wave, applying to capacitive, inductive and nonlinear mixed-load, with superior load capacity, perfect protection function: overload, short circuit, low/over battery voltage, improper operation etc, which won't cause mechanical failures. This Inverter is very suitable for solar power systems, wind power generation systems, wind and solar hybrid generation systems. The inverter can supply AC power to all kinds of electric equipment, air conditioners, electric motors, refrigerators, fluorescent lights, televisions, electric fans and other industrial power supply. Technical Features: 1, The core components are all imported, adopting the sixth generation IPM module from Mitsubishi, which has stable performance, long service life, strong protection functions and convenient replacement and maintenance. 2, Adopt the central processor DSP28335 chip from American TI Company, respond quickly and accurately, and provide stable and clean power for the load to provide protection. 3, The whole machine adopts modular design and plug-in design, which is convenient for maintenance. 4, Two kinds of start mode: Reduction Voltage Start and Variable Frequency Start. Customers can set start mode according to the type of their load. 5, The output voltage can be set between -40% to +20% of rated voltage. 6, The DC input voltage range can be set. Over-voltage point, under-voltage point, over-voltage recovery point, under-voltage recovery point all can be setting via the LCD panel. 7, Output AC Power is suitable for all types of electrical equipment, CNC machines, electric tools, motors, pump and air conditioner etc. It has higher efficiency and higher capability of driving load. 8, Humanized safety design, using isolation transformer design, input and output are completely electrically isolated, input and output are equipped with circuit breakers, which saving costs for the user and easy to installation. 9, Wide input voltage can be set according to customerâ??s requirement. Input voltage range can be selected from 100-300V, 300-500V or 500-850V, suitable for solar system without backup batteries, it can save many cost and maximization use the solar energy. 10, Using SVPWM space vector algorithms, high conversion efficiency, high instantaneous power and low losses conversion efficiency up to 94%. 11, Powerful data display function. LCD + LED display, can display input and output voltage, current, KWH, fault display, convenient for customers to quickly find faults and guide maintenance. 12, European CE (EMC, LVD, UL1741) and ISO9001 certificates.