
GF333B Three Phase Reference Standard Meter with excellent working performance
(Accuracy class 0.05%)
Product Description
GF333B is a portable reference standard meter used to test three phase meters and single phase meters, it designed to work both in the field and in the laboratory.
Features
1. High accuracy up to 0.05%
2. Wide testing range: voltage 5V-480V, current 1mA-120A
3. Testing type: 3 phase 4 wire, 3 phase 3 wire
4. Testing mode: active power, reactive power, apparent power
5. Harmonic analysis function
6. Waveform display function
7. Vector diagram function
8. Energy accumulating function
9. Internal pulse input port, testing meter’s error directly.
Electrical parameters | |
Accuracy | 0.05% |
Voltage supply | 220V±10% or 110V±10%, 50/60Hz |
Voltage measurement | |
Range | 5V-480V |
Error | ±0.02% (50V-480V), ±0.05% (5V-50V) |
Display range | 5.000000V-480.0000V |
Harmonic | 2nd-63st |
Current measurement | |
Range | 1mA-120A |
Error | ±0.02% (0.2A-120A), ±0.05% (1mA-0.2A) |
Display range | 1.000000mA-120.0000A |
Power measurement | |
Active power | ±0.02% (0.2A-120A) ±0.05% (0.01A-0.2A) ±0.1% (0.001A-0.01A) |
Reactive power | ±0.05% (0.2A-120A), ±0.1% (0.001A-0.2A) |
Apparent power | ±0.05% (0.2A-120A), ±0.1% (0.001A-0.2A) |
Energy error | |
Active energy | ±0.02% (0.2A-120A) ±0.05% (0.01A-0.2A) ±0.1% (0.001A-0.01A) |
Reactive energy | ±0.05% (0.2A-120A), ±0.1% (0.001A-0.2A) |
Apparent energy | ±0.05% (0.2A-120A), ±0.1% (0.001A-0.2A) |
Phase measurement | |
Range | 0o-360o |
Error | ±0.005o |
Display range | 0.0001o-359.99o |
Frequency measurement | |
Range | 45-65Hz |
Display range | 45.0000-65.0000 |
Accuracy | 0.002Hz |
Power Factor measurement | |
Range | -1.0 ~ 0 ~ +1.0 |
Resolution | 0.0001 |
Accuracy | 0.0005 |
Energy pulse | |
High frequency output(CH) | 12000Hz |
Low frequency output(CL) | 5000Hz |
Pulse ratio | 1:1 |
Output level | 5V |
Input level | 5V |
Input frequency | Max. 1MHz |
Mechanical parameters | |
Dimensions (W×H×D) (mm) | 480×138×486 |
Weight (kg) | 10 |
Environmental conditions | |
Ambient temperature | -10℃ to 45℃ |
Influence of external fields | ≤ 0.05 % / mT |
Relative humidity | 10%-80% |
Beijing GFUVE Instrument Transformer Manufacturer Co.,Ltd.
Beijing GFUVE Instrument Transformer Manufacturer Co., Ltd. was established in 2008. It combined design, manufacturing and sales together as one high-tech enterprise. GFUVE Instrument Transformer company mainly produces less than 35kV current transformer and voltage transformer, split core ct and current clamp models etc.
GFUVE is a leader manufacturer of split core current transformer products in China. It is professional in current transformer, potential transformer and related accessory. The product of outdoor split core current transformer develops very quickly in the global market. Our company has achieved certification to ISO9001. The products are sold to over 30 provinces in China and exported to overseas including South America, Middle East, Southeast Asia, Australia and Africa.
Please contact us now for further business relationship. We are here to provide you the best service and the best product.