The GF3000 series stationary three phase energy meter test bench is a fully automatic system that enables simultaneous, multi-position calibration and verification of three-phase electric energy meters error. Full compatibility with IEC/EN 60736, excellent parameters, superior functionality and outstanding flexibility, It adopt the most advanced electronic measurement technique and modular concept combine the difference 0.02% three phase reference standards and power amplifier. GF3000 three phase meter test bench is applied in the metrological center of grid company energy metrology department of power supply company and energy management utilities, industrial enterprise and energy meter manufacturers.
Electrical parameters | |
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Accuracy | 0.02%, 0.05%, 0.1% |
Power supply | AC 180-265V, or 3×220/380V±15%, frequency 50/60Hz. |
AC voltage output | |
Range(U1, U2, U3) | 57.7V, 100V, 220V, 380V (max 480V) |
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 |
AC Current output | |
Range(I1, I2, I3) | 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 | 1500VA |
Accuracy | 0.02%RG or 0.05% 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 | 0.01° |
Accuracy | 0.02° or 0.05° |
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 | 2-51times |
Harmonic content | 0-40% |
Harmonic phase | 0-359.99 |
Harmonic setting accuracy | (10%±0.1%)RD(2) |
Power energy measurement error | |
Active power energy | 0.02%RG or 0.05% RG |
Reactive power energy | 0.1%RG |
Power pulse output | |
Power pulse type | active pulse, reactive pulse |
Active power pulse output | 5V, 10mA |
Pulse output frequency | Max 50kHz |
Power pulse input | |
Pulse constant set range | (1--599999999)/kwh |
Energy pulse type | Support active and reactive pulse, the highest frequency power pulse input is 200KHz. |
Meter position | |
Position | 3, 6, 12, 20, 24, 40, 48pcs meter |
Standard | |
Standard | IEC 62053-21,22,23; IEC 60736; 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: 800 * 600 * 1850mm (L * W * H). Bench size: 2400 * 760 * 1846mm (L * W * H). |
Weight (kg) | About 235 |
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. |