Light digital relay protection tester characteristics 4 6 8 pairs of 100M Optical Fiber Communication Ethernet interface, can send and receive the sampling value of the IEC61850 9 1 2 frame format, Goose, IEEE 1588 packets more support 24 sets of SV packets 64 groups of Goose packets simultaneously 3 5 pairs of 2 10M fiber serial port, can send and receive IEC60044 7 8 FT3, national network expansion FT3, Xu Ji privately owned FT3 frame format sampling value 12 road simulation small signal output, provides testing of protection devices input for small signals
The hand held network packet analyzer is a hand-held smart substation optical digital network analyzer. It is a new product that relies on the rich on site debugging experience and user communication in and has been re designed. It is a substation and the daily maintenance, detection, commissioning, monitoring and analysis equipment of manufacturers. With a new test method, a complete feature gives you a new experience of intelligent substation efficient and convenient testing.
Technical parameter
Voltage current output accuracy Voltage current measurement accuracy The AC current is in the range of 0A-10A, error: no more than 0.01
The AC current is in the range of 10A-100kA, error no more than 0.03
Current resolution current is 0.001A in the range of 0A-100KA
The AC voltage is in the range of 0V- 100V, error: no more than 0.01V
The AC voltage is within 100V 1000kV range, error: no more than 0.03
Current resolution: current is 0.001V in the range of 0V-1000kV
Phase output accuracy Phase measurement accuracy The voltage current phase is in the range of 0-359 , the error is not more than 0.001 , the resolution is 0.01
Packet output synchronization Tester Different optical network ports packet output disabled time no more than 1s
UCA consistency test Test through UCA IEC61850, and obtain the test certificate
Overview
Three phase phase volt-ampere meter a high precision instrument for measurement of three phase electric parameters, it can be used to measure the three phase voltage, current and phase angle, frequency, power, power factor and so on.
three phase digital volt-ampere phase meter adopt high-speed Cortex M3 processor and 24 bits high-speed ADC a for measuring and calculation , A complete graphical interface, true color display with resolution of 320 240 and touch screen operation make a friendly man-machine interface. It is easy to carry
Three Phase Energy Meter Field Calibrator is a precision AC energy meter testing instrument, mainly used to test three phase energy meter error on site and measure various of AC parameters.
Technical index
Electrical parameters
Accuracy class
0.05, 0.1
Resolution
6 TFT 640 480
Electrical parameters - continued
Power supply
220V 10%, 50 60Hz
Li-polymer battery size mm 110 51 16, nominal output voltage 7.2V, capacity 5000mAh
Power line supply U1, UN, 85V-265V 50 60Hz
Communication port
RS232
Test voltage
Range
5-480V
Error
0.05% 30V-480V
0.1% 5V-30V
Harmonic
2nd-63st
845 Electronics Communications Suppliers
Short on time? Let Electronics Communications sellers contact you.
This instrument absorbs the advanced technology of similar products at home and abroad, and can set up various parameters through the keyboard. This machine has a power down protection, over temperature protection, "0" C protection and gas protection, automatic electronic ignition, etc. it has the characteristics of stable and reliable performance, simple and reasonable structure, simple operation, high expansibility, etc.
Technical index
Temperature control:
a. Chromatographic column chamber temperature
a.1 Temperature control range: room temperature +8 400(Set the temperature increment 1)
a.2 The precision of temperature control: It is±0.1, which is below 200;
Products Introduction
The power department did some tests to solve some problems. According to theories and test results at home and abroad, the 50KV Very Low Frequency high voltage generator withstand voltage test can solve this problem. Its advantages are that not only the test results are the same, but the instrument size is small and the weight is greatly reduced.
output rated voltage power fuse Refer to the following table
Transformer load box is also called current transformer load box, voltage transformer load box, PT load box and CT load box. Current, voltage transformer load box and transformer load box. When testing current and voltage transformers, PT/CT mutual inductance The load box provides a variety of effective loads and is an ideal accessory product for various transformer verification devices.
standard current transformer is used as a standard for calibrating current transformers, Used as a standard to calibrate current transformer whose accuracy class is two or more lower than itself. The grounding pole of the machine shell must be grounded. To avoid electric shock, the conductor must be connected to the ground
Technical index
1. Temperature: -5-40
2. Relative humidity: 80%
3. Allow long-term work under the rated current; More than 600A across the core.
Feature;
1. The current of standard CT and tested CT must be the same in CT calibration.
2. Follow the given wiring diagram strictly.
3. Test whether the load box is accurate or not before calibrating the transformer.
4. Forbid secondary winding opening during the calibration.
5. Select demagnetization before calibration.Short out the secondary winding before cutting off the power when the demagnetization is finished.
6.Principle wiring diagram of CT with large current generator is similar to above diagram. They are the same except the output winding of large current generator and primary winding of transformer are the same one.
VLF high voltage generator 60KV.The capacity of it is 1/500 of traditional way. Greatly simplify testing procedures, That is why commonly used in the developed countries, china ministry of electric power entrust Wuhan high voltage research institute to drafting 35Kv and below XLPE insulated power cable ultra-low frequency (0.1Hz) voltage withstand test methods for promoting this approach. The instrument is developed according to China's made of this need. It can be widely used in cable, large-scale high-pressure rotary motor, power capacitors into AC voltage withstand test.
Power capacitance of single-core XLPE insulated cable (µF/km)
0.1Hz -60KV Ultra-Low Frequency High Voltage Generator
Model
Rated Voltages
Load capacity
Fuse
Weight
Useful
VLF-60
60kV
(peak )
0.1Hz, 0.5 µF
25A
Control 6
HV TANK-I30
HV TANK-II 33
25KV and below the cable Generator
0.05Hz, 1.0 µF
0.02Hz, 2.5 µF
0.01Hz, 5.0 µF
Precautions
1.Please use the STOP button and discharge by rod then shut down the power if you need to discontinue the machines which in the high pressure conditions.Otherwise it will damage the instrument!
2.Please operation it according to the screen instructions.
3.It is a normal phenomenon to see small amount of oil spill after boosting the pressure because the insulating oil in the booster is full, besides, it will not affect your use.
4.When carrying out 10KV cable test, one-phase test is strongly suggested. The voltage shall be 18KV and the frequency shall be 0.1Hz 0.05Hz 0.02Hz 0.01Hz. The manual said load capacity is the theoretical value, the scene 10KV cable length can reach 3-20km.
AC and DC dual purpose AC and DC withstand voltage tester. The winding is theconcentric pagoda and multilayer cylindrical type low-voltagewinding in inner high-voltage winding in outside; Outer cover is portable which has characteristics such as volume smallness weight light the shape prettiness and move convenience and so on.
xc control cabinet Technical Paramenters:
environment temperature 0-40
altitude < 100m
relative humidity < 85%
Main product specifications
type specification capacity power source output operating mode Refer to the weight
anthroposcopy (V) (A) (V) (A)
XC-2 2 1 220 50 0-220 10 manual operation 14
XC-3 3 1 220 50 0-220 15 manual operation 16
XC-5 5 1 220 50 0-220 20 manual operation 18
40KV vlf high voltage generator of this product fully complies with the standards of the electric power industry. Mechanical methods are widely used to modulate and demodulate ultra-low frequency signals, but there is no standard sine wave, some errors in high-voltage part measurement and spark discharge. The product can overcome the above shortcomings.
How to choose the suitable products for test
Please make sure that the capacitance of test products is below the instrument rated capacitance. The waveform will be influence if the capacitance of test products is too small and the instrument can not normally output when it below 0.05µF. 0.05µF capacitor in parallel to auxiliary output. Below is capacitance of some instrument for your reference.
40KV vlf high voltage generator parameter :
Model
Rated Voltages
Load capacity
Fuse
Weight
Useful
VLF-40
40kV
(peak )
0.1Hz,1.1µF
20A
Control 6
Body Boost 50
Used for cable and generator with corresponding voltage
The Portable single-phase electric meter Test Equipment is used for grid corporation of measurement and energy test center, management department of power supply bureau, national energy measurement of testing authorities, and also used to test each kind of single phase kWh meter of industries and mining enterprises as well as electric meter manufacturers. Meanwhile, the calibrator also can be used as one high precision standard power source, ac voltage source and current source.
Single-phase electric meter field calibrator is suitable to test various types single phase meters on site and can also be used to test alternating current parameters.
Feature
1. Current clamp and meter combined together, colorful and touch-screen display;
2. One AAA Li-battery can continuously working 4 hours;
3. Wide voltage, current measurement range, voltage range: 15-300V, current range: 0.05-120A;
4. Display all the measuring parameters in one screen;
5. Current clamp has automatic compensation function, 0.2% class accuracy;
6. Current clamp has automatic calibration function;
7. Integration design of the meter and clamp;
8. 16bit high accuracy AD switch 32 bit ARM processor core.
9. Automatically record and save 999 groups calibrate data;
10. Micro-multifunction optic sampler
Technical index
1. Manual/automatic test inductive single phase meters;
2. Manual/automatic test electric single phase meters;
3. Measure virtual value of alternating voltage (15~300Vrms);
4. Measure virtual value of alternating current (50mA~120Arms);
5. Test parameters: active power, phase angle of voltage and current, frequency and etc;
6. Automatic store testing data, and 999 group test results can be saved.
Three Phase Energy Meter Field Calibrator is a precision AC energy meter testing instrument, mainly used to test three phase energy meter error on site and measure various of AC parameters.
Product description
Three-phase electric energy meter calibrator is used for grid corporation of measurement and energy test center, management department of power supply bureau, national energy measurement of testing authorities, and also used to test each kind of single/three-phase kWh meter of industries and mining enterprises as well as electric meter manufacturers. Meanwhile, the calibrator also can be used as one high-precision standard power source.
Technical index
Electrical parameters
Accuracy
0.05%, 0.1%
Power Supply
One Phase AC 180-265V, frequency 50/60Hz.
AC Voltage Output
Range(U1,U2,U3)
57.7V, 100V, 220V, 380V
or 69.3V, 120V, 240V, 480V( optional)
Adjustment range
(0-120)%RG(1)
Adjustment �neness
0.01%RG, 0.1%RG, 1%RG, 10%RG as optional.
Very Low-Frequency high voltage generator 30KV combines advanced technologies such as modern digital conversion, full computer control, automatic voltage increase, voltage reduction, measurement and protection. In the automatic upgrade process, human intervention can be taken care of. The main advantages include full electronics, small size, light weight, large-screen LCD display (clear and intuitive), printer output test report, and easy use.
Technical Parameter
1 output frequency 0.1Hz 0.05Hz 0.02Hz 0.01Hz
2 Loading capability : Table 1 for reference
0.1 Hz maximum 1.1F
0.05 Hz maximum 2.2F
0.02 Hz maximum 5.5F
0.01 Hz maximum 11.0F
3 accuracy :± (3% of full scale +0.5 KV)
4 voltage waveform distortion 5%
5 condition of use : indoor, outdoor; temperature : -10+40humidity 85%RH
6 power supply AC50 Hz 220V +5%
7 power fuse : output rated voltage Table for reference
Product Introduction
Capacitive voltage transformer (CVT) in calibration the test must be conducted under the condition of 50Hz frequency complex geographical condition on site at the same time the traditional experiment device is difficult to meet the requirements of on-site handling testing series resonance booster device is first used in domestic field tunable resonance device has been widely used in domestic 500 kv and below the field calibration of capacitor voltage transformer.
Product Parameters
Technical parameters
Rated Capacity 80kVA
rated voltage 160kV
Adjustable inductance range 65~130H
Rated frequency 50Hz
Rated current 0.5A
Adjustable gap range 0~300mm
Specification
Type: Male
Place of origin: China
Pitch: 2.54mm
No. of pin:6~64P
Shape: SMT
Plastic Height: 8.8mm
Packing: Tube/Tray/Reel+cap
Rated Current 3.0AMP
Contact Resistance 20m Max
Withstand Voltage 1000V AC/DC
Insulation Resistance 1000m Min
Contact Material brass
Contact Plating Au or Sn over Ni
Insulator Material PA6T black+30%GF UL94V-0
Certification SGS,ROHS,UL,CE
OEM accept
845 Electronics Communications Suppliers
Short on time? Let Electronics Communications sellers contact you.
