Hongkong Sinotie International Ltd.

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

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.

Measure normal parameter of power line:

Vrms, irms, frequency

Active power, reactive power, apparent power

Phase angle between voltage and current

Power factor

Calibrate single phase meter;

Measure harmonic of voltage and current;

Measure waveform of voltage and current;

Measure current transformer¡¡¥s ratio (option);

Energy accumulation test;

Built-in clock, record testing time exactly;

Store, check and transmit the measured data;

Connected to pc, reading recorded data and real-time measured data by pc;

Alarm when the tested voltage and current over the testing range;

Connected to portable printer (option).

Features:

1. Check the error of active and reactive of watt-hour meter at the same time, and meanwhile check the error of main and secondary meter in the same circuit.

2. Display the electrical constants such as: voltage, current, power, power factor, phase and frequency and etc.

3. Measure ct ratio, wave form display.

4. Measure 2-51 voltage and current harmonics.

5. Judge wrong wiring.

6. Measure the baud rate for multi-function energy meter and meter number reading.

¦ct secondary loading function.

8. Automatically correct the clamp error.

Frequency 50hz ¡¨¤2hz

Outside magnetic field intensity: ¡¨¹0.025mt

Warm-up: the time of warm-up: ¡y30 minutes

Using condition:

Environment temperature: 5¡æ¡-40¡æ

Relative humidity 25%¡«85%

Test current:

0.05a¡«120a

Current range 1a, 10a, 100a

Imax=120a

Test voltage

50v¡-480v

Voltage range: 50v, 100v, 200v, 400v

Umax=480v

Accuracy:

Current:

¡¨¤0.05%rg 0.125¡«120a

Voltage:

¡¨¤0.05%rg 40v¡«480v

Power:

Active power ¡¨¤0.05% (50v¡«480v, 0.2a¡«120a, cosØ¡y0.5)

Reactive power ¡¨¤0.1% (50v¡«480v, 0.2a¡«120a)

Apparent power ¡¨¤0.1% (50v¡«480v, 0.2a¡«120a)

Power factor

Measurement range: 0¡«¡¨¤1

Accuracy: ¡¨¤0.05%rg (cosØ¡y0.5)

Phase:

Measurement range: 0¡ã¡«360¡ã

Accuracy: 0.05¡ã(50hz)

Frequency:

0.03%rd (45hz¡«65hz)

Pulse output:

Ttl level

Load ¡ê¾2kw

High frequency output port: fh

Low frequency output port: fl

Affection of temperature: (5¡æ¡«40¡æ)

Voltage, current and frequency: ¡¨¹¡¨¤15ppm/¡æ

Power: ¡¨¹¡¨¤30ppm/¡æ

Communication port:

Rs232

Rs485

Power supply:

Voltage: ac220v¡¨¤22v

Frequency: 50hz¡¨¤2hz

Power: 40va

Dimension:

432mm¡¨¢131mm¡¨¢308mm

Weight:

15kg

Ac current output (0~10/20a)
Adjust fineness: 0.01%rg
Accuracy: better than ¡¨¤0.05%rg
Stability: better than ¡¨¤0.01%rg/1min
Distortion degree: better than 0.1% (not capacitive load)
Output power: 25va
Full load adjust rate: less than ¡¨¤0.01%rg
Full load adjust time: less than 1ms
Stability time: ¡¨¤60ppm/ year

Power output:
Accuracy: better than 0.05%rg
Stability degree: better than 0.01%/1min

Phase position:
Adjust range: 0¡«359.99 degree
Differentiation: 0.01 degree
Accuracy: ¡¨¤0.03 degree

Frequency:
Adjust range: 40hz¡«65hz
Differentiation: 0.002hz
Accuracy: ¡¨¤0.002hz
Temperature float: ¡¨¤0.5ppm/¡æ
Stability time: ¡¨¤4ppm/year

Power factor:
Adjust range: -1¡«0¡«+1
Differentiation: 0.0001
Accuracy: 0.0005

Harmonic output:
The instrument can accurately output 2¡«22 harmonics.

Dimension& weight:
Dimension¡êo450mm¡¨¢380mm¡¨¢160mm¡ê¡§l¡¨¢w¡¨¢h¡ê©
Weight¡êo¡¨¹18kg¡¡ê

Environment condition:
Working temperature¡êo0¡æ¡«40¡æ
Relative humidity: ¡¨¹85%
Storage condition: ¡ê-30¡æ¡«60¡æ

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<0.5%.
8. Output voltage,current and power stability:<0.05%.
9. Output capacity:Current:1,000VA(120A);Voltage:400VA(24 meter testing positions). If necessary,the maximum load can be extended to Current:1,800VA and Voltage:1,000VA.
10. Load characteristics:Resistive,inductive and capacitive(less than 4uF).
11. Starting current output:5mA(minimum);Accuracy:5%;Starting power:Accuracy 5%.
12. Energy meter testing positions:24/48 standard (3 ~60 meter positions also available).
13. Testing functions:Accuracy testing,Creep testing(no load testing),Starting up testing,Harmonic testing,Repeatability testing, Influencing testing,Dial testing and etc.
14. Input power supply:220VAC,¡À10%,50Hz;Max.power consumption:1,500VA(24 meter testing positions).


Dimension:
24 meter testing positions(1 rack): 2200*700*1920mm.
48 meter testing positions(2 racks): 2200*700*1920mm each.
Cabinet: 600*800*1600mm.

Overview:

The RT6303-S Three 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 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<0.5%
8. Output voltage,current and power stability:<0.05%(180s)
9. Output capacity(per phase): Current:650VA(120A); Voltage:300VA(16 meter testing positions). If necessary,the maximum load can be extended to Current:1,200VA and Voltage:800VA
10. Load characteristics:Resistive,inductive and capacitive(less than 4uF)
11. Harmonic wave output:2-21st sub-harmonic wave,content<40%; 3rd,5th and 7th sub-harmonic waves are superposed,content<10% each;Control of wave group(sub-harmonic wave)
12. Energy meter testing positions:16/32(standard);3~40 meter testing positions also available
13. Testing functions:Accuracy testing,Creep testing(no load testing),Starting up testing,Harmonic testing,Repeatability testing, Influencing testing,Dial testing and etc.
14. Power supply: AC 3*220/380V¡À10%,50Hz(customer define);Max. power consumption:2000VA(16 meter test positions).

Dimension:
16 meter testing positions(1 rack): 2200*700*1920mm
32 meter testing positions(2 racks): 2200*700*1920mm each
Cabinet: 600*800*1920mm.

The GF302D1 three phase portable energy meter test equipment consists of an integrated three phase current 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. Voltage & current harmonics output from 2 to 63 times. This model portable meter test equipment can be programmable by PC, automatic generation of energy meter error test report.