GF3031 Three-Phase Test Power Supply: Combining High Precision, Programmability and Portability
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Product Highlights
- High Precision Accuracy: Achieves 0.05% or 0.1% accuracy class for reliable electrical calibration.
- Portable Lightweight Design: Compact structure with weights ranging from 8kg to 22kg for easy transport.
- Programmable Control: Features 7-inch TFT touch LCD and supports RS232/USB2.0 for easy operation.
- Wide Output Range: AC Voltage up to 500V and AC Current up to 120A with 2-63 harmonics.
- Comprehensive Certifications: Certified with CE, IAF, CCC, Ilac.Mra, and ISO9001 standards.
- Multi-Function Testing: Tests energy meters, power meters, ammeters, voltmeters, and frequency meters.
- Robust Protection: Equipped with overload, short circuit, and open circuit protection mechanisms.
Product Attributes
- Customization
- Available
- After-sales Service
- 24 Hour Service
- Warranty
- 3 Years
- Model NO.
- GF3031
- Application
- Electrical Calibration Equipment
- Power
- Electricity
- Certification
- FDA, CE, IAF, CCC, Ilac.Mra
- Voltage Output
- 500V
- Current Output
- 120A
- Thermocouple (TC)
- None
- Resistance-Temperature Detector (RTD)
- None
- LCD Display
- With LCD Display
- Customized
- Customized
- Keyword
- Portable Phantom Load for Energy Meter Testing
- LCD
- 7 Inch Touch TFT
- Stability
- 0.01%/Min
- Weight
- 8, 12, 15, 20, 22
- Color
- Yellow, Grey
- Function1
- High Precision Voltage and Current Source
- Electrical Parameters Accurac
- 0.05%, 0.1%
- AC Voltage Output
- 57.7V, 100V, 220V, 380V(Max 500V)
- AC Current Output
- 0.2A, 1A, 5A, 20A, 100A(Max 120A)
- Phase Angle
- 0°-359.99°
- Power Factor
- -1 ~ 0 ~ +1
- Frequency
- 40.000-70.000 Hz
- Harmonic
- 2-63times
- Communication Port
- RS232, USB2.0
- Working Temperature
- 0°C to 50°C
- Transport Package
- Standard Wooden Case
- Specification
- 495x390x195mm
- Trademark
- GFUVE
- Origin
- China
- Production Capacity
- 1000 Sets/Year
- Package Size
- 50.00cm * 40.00cm * 20.00cm
- Package Gross Weight
- 23.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
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- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
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Product Images of GF3031 Three-Phase Test Power Supply: Combining High Precision, Programmability and Portability
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Product Description
GF3031 PROGRAMMABLE THREE PHASE PORTABLE POWER SOURCE
The GF3031 programmable power source is a powerful and portable three phase current and voltage source. All test values are generated absolutely synthetically with a high degree of accuracy and stability. The source is available in 6A, 12A, 20A or 120A version. The GF3031 three phase portable power source is a lightweight and portable current and voltage source based on newest technology and serves for solving this problem by simulating the required load conditions. Operation is performed by integrated 7" touch screen or via keyboards. It is a high precision test equipment as AMI R & D or energy meter manufacturer factory. This model three phase power source can test energy meter, power meter, ammeter, voltmeter, power factor meter & frequency meter etc.
FEATURES
. Portable design;
. Weight light 15Kg;
. With USB or RS232;
. 7 inch TFT touch LCD;
. 2-63st harmonics output;
. Programmable controlled;
. Accuracy class 0.05 or 0.1;
. All test values are generated synthetically;
. Three phase voltage generation up to 500 V;
. Overload, short circuit, open circuit protection;
. Three phase current generation up to 120 A (AC);








| Electrical parameters | |
| Accuracy class | 0.05%, 0.1% |
| Power supply | Single phase AC 100-265 V, frequency 50/60 Hz |
| AC Voltage output | |
| Range (U1, U2, U3 phase) | 57.7V, 100V, 220V, 380V(Max 500V); range switch automatically |
| Adjust fineness | 0.01% RG |
| Accuracy | 0.05% RG |
| Stability | <0.01% RG/120s |
| Distortion degree | <0.3% (not capacitive load) |
| Output power | 30VA |
| Full load regulation rate | 0.01% RG |
| Full load regulation time | Less than 1mS |
| Long-term stability | ± 60 PPM/year |
| AC Current output | |
| Range (I1, I2, I3 phase) | 0.2A, 1A, 5A, 20A, 100A(Max 120A); range switch automatically |
| Adjustment range | (0-120)%RG |
| Adjust fineness | 0.01% RG |
| Accuracy | 0.05% RG |
| Stability | <0.01% RG/120s |
| Distortion degree | <0.3% (not capacitive load) |
| Output power | 20VA(20A), 50VA(100A) |
| Full load regulation rate | 0.01% RG |
| Full load regulation time | Less than 1mS |
| Long-term stability | ± 60 PPM/year |
| Power output | |
| Accuracy | 0.05% RG |
| Stability | 0.01% RG/120s |
| Phase angle | |
| Adjusting range | 0°-359.99° |
| Output adjustment fineness | 10, 1, 0.1, 0.01 as optional. |
| Resolution | 0.001° |
| Accuracy | 0.02° or 0.05° |
| Power factor | |
| Adjusting range | -1 ~ 0 ~ +1 |
| Resolution | 0.0001 |
| Accuracy | 0.0005 |
| Frequency | |
| Adjusting range | 40.000-70.000 Hz |
| Output adjustment fineness | 5Hz, 1Hz, 0.1Hz, 0.01Hz as optional. |
| Resolution | 0.001 Hz |
| Accuracy | 0.002 Hz |
| Temperature drift | ± 0.5 PPM/°C |
| Long-term stability | ± 4 PPM/year |
| 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) |
| Function | |
| Communication Port | RS232, USB2.0 |
| Programmable controlled | Yes |
| Key | 29pcs |
| LCD | 7 inch TFT color touch display |
| PC control software | Optional |
| 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 |
| Safety | |
| Isolation protection | IEC 61010-1:2001 |
| Measurement Category | 300 V CAT III, 600 V CAT II |
| Degree of protection | IP20 |
| Declaration of conformity | CE & CNAS certified |
| Mechanical parameters | |
| Dimensions (W×D×H) (mm) | 495x390x195 |
| Weight (kg) | 8, 12, 15, 20, 22 |
| Environmental conditions | |
| Working temperature | 0°C to 50°C |
| Storage condition | -30°C to -60°C |
| Relative humidity | ≤ 85% |
| NO. | Accuracy | Voltage range | Current Range | Weight |
| 303161 | 0.1% | 0-500V | 0-6A | 8KG |
| 3031605 | 0.05% | 0-500V | 0-6A | 8KG |
| 3031121 | 0.1% | 0-500V | 0-12A | 12KG |
| 30311205 | 0.05% | 0-500V | 0-12A | 12KG |
| 3031201 | 0.1% | 0-500V | 0-20A | 15KG |
| 30312005 | 0.05% | 0-500V | 0-20A | 15KG |
| 3031501 | 0.1% | 0-500V | 0-50A | 20KG |
| 30315005 | 0.05% | 0-500V | 0-50A | 20KG |
| 30311201 | 0.1% | 0-500V | 0-120A | 22KG |
| 303112005 | 0.05% | 0-500V | 0-120A | 22KG |

GFUVE GROUP was established in 2005. It is a high-tech enterprise group company integrating design, production, manufacturing and sales. GFUVE GROUP have five subsidiary and one Technology R & D center. GFUVE mainly produces energy meter test equipment, CT PT analyzer, relay tester, three phase standard power source, reference energy meter, electrical calibrator, power quality analyzer, Power transformer test equipment, circuit breaker tester, high voltage ammeter recorder, High voltage test set, EV & Recharging testing equipment, substation IEC61850 test software, intelligent digital power meter and transducer, current probe & current sensor, split core ct, instrument current transformer & voltage transformer, micro ct & pt, energy meter relay parts and handheld terminal etc.
GFUVE GROUP is a leader manufacturer of energy meter test products, CT PT analyzer, relay tester and high voltage ammeter recorder in China. It is professional in energy meter test system, energy meter portable tester and related accessory. The product of high voltage ammeter recorder develops very quickly in the market. GFUVE GROUP has achieved certification to ISO9001. The products are sold to over 30 provinces in China and exported to overseas including South America, USA, Middle East, Southeast Asia and Africa.
We have been contributing ourselves to developing the durable and stable products for the usage of the power system. Contact us now for further business relationship. We are here to provide you the best service.




About the Supplier
Company Profile
Beijing GFUVE Electronics Co., Ltd. Was established in 2005. It combined science, industry and trade together as one high-tech enterprise. GFUVE mainly produces split core current transformer, high voltage ammeter recorder, IEC61850 test suite software, meter test equipment, current probe, reference standard meter, phantom load power source, electrical measurement instrument, relay test set, transformer test, CT analyzer, Test equipment, and power meter, power analyzer, intelligent digital meter, transducer, handheld terminal and split core current transformer, voltage transformer and current transformer models etc.
GFUVE is a leader manufacturer of energy meter test products and high voltage ammeter recorder in China. It is professional in energy meter test system, energy meter portable tester and related accessory of current probe. The product of high voltage ammeter recorder develops very quickly in the 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, South east and Africa.
We have been contributing ourselves to developing the durable and stable products for the usage of the power system. Contact us now for further business relationship. We are here to provide you the best service.
About Our Factory & Business Background
- Address
- Bldg. 2-1111, Joy Mansion, No. 99 Chaoyang North Road, Chaoyang District, Beijing, China
- Terms of Payment
- LC, T/T, PayPal, Western Union
- International Commercial Terms(Incoterms)
- FOB, CIF, FCA, EXW
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- TIANJING
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2010-08-01
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What is the accuracy class of the GF3031?
- The GF3031 offers high precision with accuracy classes of 0.05% or 0.1%.
- What are the available current output ranges?
- The device supports AC current outputs of 0.2A, 1A, 5A, 20A, 100A, with a maximum of 120A.
- Is the product customizable?
- Yes, the product is customized. Options include color (Yellow, Grey) and specific weight configurations.
- What is the warranty period?
- The product comes with a 3-year warranty and 24-hour after-sales service.
- What communication ports are supported?
- The GF3031 supports RS232 and USB2.0 communication ports for programmable control.
- What is the weight of the device?
- The weight varies by model, ranging from 8kg to 22kg depending on the current range.
- What certifications does the product have?
- It is certified with FDA, CE, IAF, CCC, and Ilac.Mra standards.
- What is the lead time for orders?
- Peak season lead time is one month, while off-season lead time is within 15 workdays.
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