GF312V2s High Precision Onsite Portable Three Phase Reference Meter Calibrator

Product Description

Product Description

GF312V2S portable three phase reference meter on-site is the newest product produced by our company by widely visiting users and referring to the advantages of the same kind of products home and abroad. The measured part of the product adopts high speed 24bit A/D transmission to send DSP to conduct digital processing, unique power compensation algorithm with patented technology, which largely improves measured degree of accuracy and stability. Central processing part adopts 32-bit ARM embedded technology to make instrument interface novel, function abundant, operation distinct and easy, and performance steady. Class of accuracy: class 0.02 or 0.05, range from 3×12A/3×600V or 3×120A/3×600V, with comfort portable design and light weight. The model GF312V2S portable reference meter is suit for electricity power utilities metrogical departments, industrial and mining enterprises departments and electric lab to field use.

Our Advantages

FUNCTIONS

CT PT burden testing;

Screen capture function;

Measurement U & I wave;

With smart optical sampler;

Self adjusted clamp-on CTs;

7 inch color TFT touch LCD;

BT port and android APP optional;

RS232 port for PC software control;

Accuracy class: 0.02%, 0.05%, 0.1%;

USB and RS232 communication ports;

Measurement for energy register error;

Measurement of clock error of energy meter;

Measurement of turn ratio & phase error for CT;

Large capacity storage device for mass memory;

Measurement of all kinds of energy meter errors;

Power supply (lithium battery)/85-265V AC/U1Un (40-450V);

Check wiring failures and calculation of electricity compensation;

Display of vector diagram, phase sequence, waveform oscilloscoper;

Measurement of U, I, P, Q, S, phase angle, power factor, frequency etc;

Input two pulse signal for master and slave meter synchronously calibration;

5A, 20A, 100A, 200A, 500A, 1000A, 2000A, 3000A, 6000A current clamp optional;

Measurement U & I of harmonics of 2nd to 63rd, harmonics spectrum bar and trend charts;

 

FEATURES

Power plant;

Electrical laboratory;

Energy meter factory;

Electricity power utilities;

Metrological service center;

Power engineering company;

Distribution power corporation;

Electrical engineering service company;

National metrology and testing department;

Electricity power bureau & power company;

Electrical department of industrial and mining enterprises;

 

Product Parameters

PARAMETERS

Electrical parameters
Accuracy class	0.02%, 0.05%, 0.1%
Power supply	External power, 85-265V, 45-65Hz Phase voltage supply 40-450V, 45-65Hz Li-Battery supply optional
Voltage measurement
Range	0-600V
Error	±0.05%; ±0.02%
Harmonic	2^nd - 63^rd
Input impedance range	245kΩ@ 250V; 10MΩ @5V
Stability	0.01%/minute
Long term stability	<100 × 10E -6/Year
Current measurement
Range (direct connection)	1mA-12A or 1mA-120A
Range (clamp on CTs)	1mA-120A
Clamp on CTs optional	5A, 20A, 100A, 200A, 500A, 1000A, 2000A, 3000A
Error (direct connection)	±0.05% or ±0.02%
Error (clamp on CTs)	±0.1% (1mA-120A ) ±0.2% (other)
Harmonic	2^nd - 63^rd
Clamp diameter	18mm or others
Input impedance range	0.04Ω@ 0.05A-12A
Stability	0.01%/minute
Long term stability	<100 × 10E -6/Year
Power measure error
Active power (direct connection)	±0.05% or ±0.02%
Active power (clamp on CTs)	±0.1% (1mA-120A)
Reactive power (direct connection)	±0.1% or ±0.05%
Reactive power (clamp on CTs)	±0.2% (1mA-120A)
Stability	0.01%/minute
Long term stability	<100 × 10E -6/Year
Energy measure error
Active energy (direct connection)	±0.05% or ±0.02%
Active energy (clamp on CTs)	±0.1% (1mA-120A)
Reactive energy (direct connection)	±0.1% or ±0.05%
Reactive energy (clamp on CTs)	±0.2% (5mA-120A)
Stability	0.01%/minute
Long term stability	<100 × 10E -6/Year
Phase angle
Range	0°-360°
Resolution	0.001°
Error	±0.015°
Frequency
Range	15Hz-70Hz
Resolution	0.0005Hz
Error	0.001Hz
Reference meter
Measuring modes	2WA/2WR/2WAP 3WA/3WR/3WAP/3WRCA/3WRCB 4WA/4WAb/4WR/4WRb/4WAP/4WAPb/4WRC
Brandwidth	3000Hz
Sampling	16 bit 504 samplers/period
Pulse output
Energy constant	250000
Pulse ratio	1:1
Output level	5V
Pulse output constant programmable	1-250000 when f=60KHz
Pulse input
Input channel	3
Input level	3-12V
Input frequency	Max. 2MHz
Display
Resolution	800×480
LCD	7" TFT color touch
Function
Vector diagram	Yes
Waveform	Yes
Energy accumulation	Yes
CT ratio test	Yes
CT PT programmable	Yes
Local parameter input	Yes
Wiring emulation	Yes
Self-calibration	Yes
Recorder check	Yes
Data storage	Yes
GPS	Yes, optional
Data storage qty	10000
External extend memory	Yes
Screen printing	Yes
Communication port	USB/RS232/BT
Communication with PC	Yes
Upload data	Yes
External mini printer	Yes, optional
External keyboard	Yes, 26pcs keys
Safety
IP class according to DIN EN 60529	IP65
Declaration of conformity	CE & CNAS conform
Protection class according to DIN EN 61140	II
Overvoltage category voltage measurement	CAT III 600V
Overvoltage category current	CAT III 600V
Mechanical parameters
Dimensions (W×H×D)(mm)	365 × 269 × 151
Weight (kg)	4.5
Environmental conditions
Ambient temperature	-25°C to +50°C
Storage temperature	-30°C to +65°C
Relative humidity	30%-95%
Power consumstion	≤13VA