>Product>Electrical Test Equipment>Energy Meter Test Equipment>Multi-Positions Single Phase Watt-Hour Meter Test Bench
The GF1000-ANSI multi-positions single phase Watt-hour 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. GF100 ANSI 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. It is strictly in accordance with IEC60736, IR46 and ANSI C12.20 standard, meeting ISO17025 laboratory standards!
■ 1. The device adopts a split type (cabinet+rack) structure, equipped with fixed universal wheels for easy movement.
■ 2. The device adopts a ANSI socket meter holder, which can quickly connect voltage, current, and auxiliary terminals, reduce manual operation, and improve work efficiency.
■ 3. The device adopts multi-channel server communication, and each meter has an independent RS-485 communication channel, making the communication of the electric energy meter stable, reliable, accurate, and fast.
■ 4. The device is equipped with a Beidou time base source system, which supports functions such as satellite positioning output, high-precision timing output, and calculation of daily timing errors for watt-hour meters.
■ 5. The device adopts hardware module control to conduct tests such as short-term voltage interruption, rapid load current changes, and zero line current switching.
■ 6. The device supports the management function of the Register test scheme, and can conduct register test experiments for the sum of various sub rates. It supports register test according to the set time or electric energy.
■ 7. The device can simultaneously calibrate watt-hour meters of the same specifications, different constants, and different levels.
■ 8. The device can set and measure 2nd to 63rd harmonics, measure distortion, and perform harmonic monitoring.
■ Electricity meter accuracy verification
1. Basic error
Constant test 2. starting test 3. Creep test 4. Indication error 5. Daily timing error 6. Maximum demand error test 7. Impact test
■ Electricity meter function check
1. Dial test (Register test) function 2. Tariff and Time Period Function 3. Event record 4. Measurement and monitoring functions 5. Step by step electricity consumption 6. Display function 7. Freeze function
■ Electricity meter communication testing
1. Consistency check of communication protocol 2. Carrier Communication Performance Test
■ Electricity meter conformance testing
1. Error variation test 2. Error consistency test 3. Load current fluctuation test(Dips and Interruptions)
■ Electricity meter Cost control test
1. Cost control function test 2. Safety certification test 3. Parameter update test 4. Remote control test
| Electrical parameters | |
|---|---|
| Accuracy | 0.02%, 0.05%, 0.1% |
| Power supply | AC 180-265V, or 3×220/380V±15%, frequency 50/60Hz. |
| AC voltage output | |
| Range | 57.7V, 100V, 220V, 380V |
| 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 | 1500VA |
| Measuring accuracy | 0.02%RG or 0.05% RG or 0.1% RG |
| AC current output | |
| Range (I1, I2, I3) | 0.01A, 0.025A, 0.05A, 0.1A, 0.25A, 0.5A, 1A, 2.5A, 5A, 10A, 25A, 50A, 100A, 120A |
| Adjustment range | (0-120)%RG |
| 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 | 2400VA |
| Accuracy | 0.02%RG or 0.05% RG or 0.1% RG |
| Power Output | |
| Active power output stability | <0.01%RG/120s |
| Reactive power output stability | <0.02% RG/120s |
| Active power measuring accuracy | 0.02% RG or 0.05% RG |
| Reactive power measuring accuracy | 0.1% RG |
| Phase output | |
| Output adjustment range | 0°-359.999° |
| Output adjustment fineness | 10, 1, 0.1, 0.01 as optional. |
| Resolution | 0.0001° |
| Accuracy | 0.02° or 0.05° or 0.1° |
| Power factor | |
| Adjustment range | -1 ~ 0 ~ 1 |
| Resolution | 0.0001 |
| Measurement accuracy | 0.0005 |
| Frequency output | |
| Adjustment range | 40Hz-70Hz |
| Output adjustment fineness | 5Hz, 1Hz, 0.1Hz, 0.01Hz as optional. |
| Resolution | 0.001Hz |
| Accuracy | 0.002Hz |
| Voltage/current/harmonic setting | |
| Harmonic number | 2-63times |
| Harmonic content | 0-40% |
| Harmonic phase | 0-359.99 |
| Harmonic setting accuracy | (10%±0.1%) RD(2) |
| Three Phsase Reference Meter AC Voltage Measurement |
|
| Range(U1, UN) | 60V, 120V, 240V, 480V |
| Measurement range | (0-120)%RG(1) |
| Resolution | 0.01%RG |
| Accuracy | 0.02%RD or 0.05% RD |
| AC Current Measurement | |
| Range(I1) | 0.001A, 0.002A, 0.005A, 0.01A, 0.02A, 0.05A, 0.1A, 0.2A, 0.5A, 1A, 2A, 5A, 10A, 20A, 50A, 100A, 120A |
| Measurement range | (0-120)%RG |
| Resolution | 0.01%RG |
| Accuracy | 0.02%RD or 0.05% RD |
| Phase Measurement | |
| Range | 0°-359.9999° |
| Resolution | 0.0001° |
| Accuracy | 0.02° or 0.05° |
| Power Factor Measurement | |
| Range | -1.0000 ~ 0.0000 ~ 1.0000 |
| Resolution | 0.0001 |
| Accuracy | 0. 0005 |
| Frequency Measurement | |
| Range | 40Hz-70Hz |
| Resolution | 0.001Hz |
| Accuracy | 0.002Hz |
| Voltage /Current/Harmonic Measurement | |
| Harmonic number | 2-63times |
| Harmonic content | 0-40% |
| Accuracy | 0.3%RD |
| Power energy Measurement error | |
| Active power energy | 0.02%RG or 0.05% RG or 0.1% RG |
| Reactive power energy | 0.1% RG |
| Energy Pulse Output | |
| Energy pulse type | active pulse, reactive pulse, apparent pulse |
| Pulse constant set range | (1--1000000000000)/kwh |
| Energy pulse output | 5V,12V |
| Pulse output frequency | ≤ 50kHz |
| Energy Pulse Input | |
| Energy pulse type | active pulse, reactive pulse, apparent pulse |
| Pulse constant set range | (1--100000000000)/kwh |
| Energy pulse input | 5V,12V |
| Pulse input frequency | ≤ 50kHz |
| Meter position | |
| Position | 3, 6, 12, 20, 24, 40, 48pcs meter |
| ANSI Meter Type | |
| Meter form | 1S |
| Standard | |
| Standard | IEC 62053-21,22, 23; IEC 60736; IR46; ANSI C12.20-2002; JJG 597-2005; JJG596-2012; JJG 1085-2013; JJF 68-2019; DL/T 826-2002; DL/T 1478-2015; DL/T 448-2016; EN 50470-1, EN 50470-2, EN-50470-3; IEC 61010; |
| Safety | |
| Isolation protection | IEC 61010-1:2001 |
| Measurement category | 300V CAT III, 600V CAT II |
| Degree of protection | IP20 |
| Declaration of conformity | CE & CNAS certified |
| Mechanical parameters | |
| Dimensions (mm) | Cabinet size: 766 * 870 * 1956mm (L * W * H). Bench size: 3450 * 750 * 1850mm (L * W * H). |
| Weight (kg) | About 650 |
| Environmental conditions | |
| Ambient temperature | 0°C to +40°C |
| Relative humidity | 35%-85% |
| (1) RG means range, the same as below; (2) RD means the setted harmonic content, harmonic can be a single output, also multiple output. |
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