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Product description

Transformer calibrator is a new automatic instrument. We apply advanced electronic technology in the design. By directly decomposing the error signal, it is able to display the percentage, phase error and orthogonal error statistically. It s quick and energy saving. And it s especially good for live testing due to its cute dimension and light weight.



Technical Parameters

Working Condition:

(1) Temperature: 5

(2) Relative humidity:

Product description

The current booster is used on checking current transformer,to be the power source supply once current for current transformer or to be other 50Hz single phase current source device.



Technical index

Temperature

Humidit

Capacity: 20kVA

Specification

Weight: 75Kg

Allow long-term work on the rated current

Allowable overload 1.5 times,30 minutes of continuous work.



Feature

This PSLLQ is make up of input Winding(220V), output winding below 100A and CXRZ.

Output current indicated on the nameplate is defined the rated current that through winding allow to pass.When CX many circles, the rated current its permitted to pass through will inversely decline.

The value which ouput capcity divided by product of output current and each circle voltage was the biggest circle number allowing.



The current booster is designed to provide the primary current power supply for the current transformer when verifying the current transformer or as other 50HZ single-phase power equipment. The current booster for transformer verification is suitable for power departments such as power testing, power measurement, and power maintenance. The current booster is developed and produced according to the industry standard of transformer error testing, and is used as a current transformer to verify the primary current of the current transformer. The output current can be customized according to customer requirements. The lifter is equipped with casters for easy on-site movement.

Overview

Microcomputer relay protection tester also known as three-phase microcomputer relay protection tester, three-phase microcomputer relay protection tester is a special power relay protection tester.Three-phase microcomputer relay protection tester has 4 phase voltage 3 phase current output, suitable for various types of relay protection device test.Three-phase microcomputer relay protection tester adopts high speed and high performance digital control processor as control microcomputer, and the software uses double precision algorithm to generate arbitrary high precision waveform of each phase.Because of the integrated structure, each part is closely combined, the data transmission distance is short, and the structure is compact.It overcomes the problem of low number of output waveform points caused by long data communication line and narrow frequency band in the measurement and control instrument directly controlled by laptop computer.



Technical parameter :

AC current output
Output accuracy
Phase current output (effective value)
Three merge current output (effective value) 120A
Phase electric length time allows work value (effective value) 10A
Phase current maximum output power 420VA
Maximum output power at the maximum output of three 900VA
Working time is allowed when the maximum output of the three mesh is output 10s
Frequency range (fundamental) 20 1000Hz
Harmonics 1 20 times


AC voltage output
Output accuracy Level 0.2
Phase voltage output valid value 120V
Line voltage output valid value 210V
Maximum voltage output value 240V
Phase voltage / line voltage output power 80VA /100VA
Frequency range (fundamental) 20 1000Hz
Harmonics 1 20 times

Overview

This device is designed and manufactured for 35kV cable AC withstand voltage test. The reactor is individually designed for multiple units, which can not only meet the test conditions of high-voltage and low-current equipment, but also meet the low-voltage AC withstand voltage test requirements of 10kV cables.

The special AC resonance test system for cables adopts the method of adjusting the frequency of the power supply, so that the reactor and the capacitor under test can achieve resonance, and the high voltage and large current can be obtained on the test product. It is a new method of current high voltage test and The trend has been widely used at home and abroad.

The AC resonance test system uses a dedicated SPWM digital waveform generator chip with a frequency resolution of 16 bits, and the frequency fineness can reach 0.1 Hz at 20 to 300 Hz; it adopts an orthogonal non-synchronous fixed carrier modulation method to ensure that the entire frequency The output waveform is good in the interval; the advanced IPM module is used in the power part to ensure the stability and safety of the instrument under the minimum weight.

The test system consists of a frequency and voltage regulation power supply, an excitation transformer, a reactor, and a capacitor divider.

Technical index

1. the resonant excitation power supply only needs 1/Q of test capacity, which is 1/10-1/30 of common test unit and reduces the system weight and volume greatly.

2. Rated voltage:

1.108kV meeting the alternating current withstand voltage test for 35kV cable;

2.Waveform distortion rate of output voltage should be less than 1.0

3.The permissible continuous working time is to work for 5 minutes at one time under rated condition.

4.Quality factor of unit itself: Q 50



Advantage

1.The power capacity needed is reduced greatly.

2.The weight and volume of equipment is reduced greatly.

3.The waveform of output voltage is improved.

4.The large short-circuit current is prevented from burning fault point.



Feature:

1. A large number of cables with voltage levels of 35kV and below are used, and the test workload is large, so this type of withstand voltage test device is small in size and light in weight, and a portable cable withstand voltage test system was born;

2. This system requires that the weight of the parts that a single person can move on-site does not exceed 30kg, and the weight of the parts that two people can move on-site does not exceed 60kg, which is suitable for on-site transportation;

3. The power supply adopts 220V single-phase power supply or 380V single-phase power supply, which is convenient for on-site power supply;

4. The reactor part is made of dry epoxy casting, which is beautiful and reliable, suitable for the requirements of various cables;

5. The withstand voltage test of 110kV and above cables adopts oil-immersed reactors.

Overview

The transformer integrated test system complies with GB1094, GB / T4776, GB / T5169 and other relevant national standards. With the increase in transmission and electrical power generation and the continuous increase in power grids, the successful transformation of the national city network, the farnet, and the number of online quantities and capacity of power transformers are increasing.





Technical parameter:

Equipment measurement range and precision Voltage metering range: 50V 500V
Voltage metering accuracy: 0.2%
Current metering range: 0.1a 5a (can be 0.1A 1A)
Current metering accuracy: 0.2%;
Power frequency withstand voltage test Leak current: 400mA
Input current monitoring instrument Monitoring range: 200A




Function:

Equipment failure automatic detection function, automatically detect peripherals, such as: the voltage regulator is zero, etc .;

Test item: no-load loss measurement, no-load current percentage (automatic conversion to the value of the rated voltage), load loss measurement, the impedance voltage percentage (automatic conversion to the rated current reference temperature) Automatic measurement (voltage ratio measurement, connection group label test), external pressure test (power frequency withstand voltage test), induction pressure test (multiplier multiplier test), insulation resistance measurement, lightning shock test, insulation Oil test (breakdown voltage, flash point, acid value, volume resistivity, moisture, etc.), local discharge test, temperature rise test

Function
1. cosmetics: a cool agent for skin and lipstick.
2. Flavoring products: used as a cool flavor enhancer in mint formula, various spices formula and oral care products
3. Food additives: used as coolants in chewing gum and children's sugar
4. air freshener: chemical extraction essence, antioxidant, anti vascular proliferation, anti-virus, so that the air becomes more fresh.
5. Flavoring products: they have quite strong floral or pink flavor, but with a little modification, they can simulate natural musk and other animal flavor
6. Insect repellent: the effect of insect repellent is better than DEET (diethyl-m-toluidamide), which largely replaces the use of diethyl phthalate in insect repellent
7. Conductive device in human sensory system
8. Regulate muscle contraction response
9. It does not irritate the skin and mucous membrane, so it is suitable for products with sensitive skin
10. It has a long-lasting cooling effect and can be used to make cool and refreshing products

Characteristics
1. It has strong cold taste activity, no bitter and pungent feeling of menthol, no burning, numbness and other effects. It can produce impact, fresh and long-term aroma on the whole oral mucosa and throat respectively;
2. The continuous high temperature of 200 will not affect the cooling strength of the product;
3. The cool feeling can last for more than 30 minutes, and the cool feeling is rich;
4. It can solve the difficulty of the development of taste type products and make the products have a pleasant and cool feeling;
5. Low dosage, 30-100ppm recommended;
6. it is recommended to cooperate with essence. This product has good compatibility and synergy with essence.

Overview

The three-phase microcomputer relay control tester has a 4-phase voltage 3 phase current output, which is suitable for various types of relay protection devices. The microcomputer relay control tester uses a high-speed high-performance digital signal processor comparative speed, transmission frequency bandwidth, and software application bifurcation algorithm produces each of the respective high-precision waveforms. Due to the integrated structure, each part is closely coupled, the data transmission distance is short, and the structure is compact.



Technical parameter:

AC current output
Output accuracy Level 0.5
Phase current output (effective value) 0 40A
Three merge current output (effective value) 0 120A
Phase electric length time allows work value (effective value) 10A
Phase current maximum output power 420VA
Maximum output power at the maximum output of three 1000VA
Working time is allowed when the maximum output of the three mesh is output 10s
Frequency range (foundation) 20 1000Hz
Harmonic number 1 20 times
DC current output
Output accuracy Level 0.5
Current output 0 10A / each phase, 0 20A / two superimposed
Maximum output load voltage 20V
AC voltage output
Output accuracy Level 0.5
Phase voltage output (effective value) 0120V
Line voltage output (effective value) 0210V
Maximum voltage output value 0240V
Phase voltage / line voltage output power 80VA /100VA
Frequency range (fundamental) 201000Hz
Harmonics 1 20 times

Product description

Insulating boots and gloves withstand voltage device is a power frequency power supply with low voltage working voltage of 220V/50Hz for insulating boots and gloves. According to the principle of electromagnetic induction, the input voltage is changed to the minimum value required for the test. high pressure. Insulating boots (gloves) withstand voltage test device generally consists of a special dedicated test box, an intelligent power frequency withstand voltage console, and a power frequency withstand voltage test transformer.

A special water tank can be customized according to needs to test 6-8 insulated boots or 6 insulated gloves at a time, and display the leakage current of the insulated boots or insulated gloves at the same time. The intelligent power frequency withstand voltage console is equipped with overcurrent protection and zero protection. Time protection and alarm function. The preventive voltage resistance test device for insulating boots and gloves is a special product developed and produced according to the needs of users according to the test procedures of insulating boots (gloves).

The selection has an automatic boost (buck) function, automatically reads the leakage current of each test product, the whole process is automatically completed, and the test data is automatically printed, which effectively solves the previous non-standard test methods, thereby simplifying .Simplifies the test procedure and improves the test speed. More reliable identification of parameters such as leakage current and power frequency withstand voltage of insulating boots (gloves). To ensure the safety of test personnel, it is an ideal pre-treatment of insulating boots (gloves) to protect power frequency withstand voltage test equipment.



Technical Parameters

Input voltage AC220V 50 Hz

Output voltage 0~30kV

Capacity 3kVA

Test number 3 pairs each time

Quality Gloves (insulating boots) test car: 80kg; power frequency withstand voltage test bench: 70kg

Overview

The digital three-phase shifter is a portable electrical tester composed of transformer phase shifter, digital phase display, voltage current digital display, output voltage adjustment, coarse adjustment, fine adjustment, and power supply, etc. The digital three-phase shifter combines the transformer phase phase technology with digital measurement techniques, which can be adjusted at any angle in the range of 0 to 360 , which has high precision, reading. Accurate intuitive, the voltage output is adjustable, the digital three-phase shifter structural components use independent fixtures, firm and reliable, full seals, easy to carry in the field and on-site use.



Technical parameter

Input voltage Three-phase four-wire 3 380 (220) V 50Hz
The output voltage Three-phase four-wire 3 (0 380) / (0 220) Triple semi-digital display, accuracy: level 1
Output current Communication 0 ~ 20A Triple semi-digital display, accuracy: level 1
Maximum output capacity 3 300VA
Three-phase coarse Ambient temperature: 0 360 Move 30 per step

Overview

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;



Technical parameter:

Fiber Ethernet port
4/6/8 pairs 100 Mbits / S, ST, Mode, 1310nm;

IEC61850-9-1 / 2 / Le, Goose, IEEE-1588;

Send dispersion:

Overview

High voltage insulation megohmmeter is composed of medium and large scale integrated circuits. This meter has large output power high short-circuit current value and large output voltage grades (there are four voltage grades). The working principle is as follows: the DC high voltage generated by the battery inside the machine as power supply and converted by DC/DC reaches the L pole from the E pole by the tested product so as to generate a current from E to L pole. After I/V conversion and operation by the divider the measured insulation resistance value is directly displayed by LCD.



Technical Parameters

Working Conditions environment temperature
relative humidity 85%RH
output voltage level 500V 1000V 2000V2500V
measurement range 019990M
Resolution 0.01M0.1M1.0M10.0M
relative error

Voltage/load 2500V/20M
Voltage drop about10%
short-circuit current 1.6mA
direct current 81.5V(AAR6)battery
alternating current 220V/50Hz
Power quiescent dissipation

OEM Stainless steel marine hardware safety lockout hasp locking latch



specialized in casting processing with various surface treatment. We produce marine supply, glass hardware, machined parts, mechanical products, pumps, valves and other customized casting part. Casting materials mainly include stainless steel, carbon steel, alloy steel. Just send us your CAD or 3D drawing to get the one-stop tailor made service.

Architectural hardware: glass fitting, glass hardware, staircase, handrail, glass fence, pool fence, railing, glass railing, balcony railing, balustrade, glass spigot, glass clamp, glass standoff, glass spider, pipe fitting, hinge, etc.



Marine hardware: marine supply, marine hardware, marine accessory, boat accessories, boat accessory, marine accessories, marine fittings, includes anchor, cleat, bollard, drinking cup holder, fishing rod holder, hinge, base, hasp, lift handle, lock, ladder, fuel filler, air vent, deck plate, drain cover, row lock, etc.

Investment casting: casting, castings, casting part, casting parts, sand casting, aluminium casting, steel casting, precision casting, carbon steel casting, lost wax casting, stainless steel casting, etc. Like wall mount bottle opener, and other kitchen tool.

Product Introduction
SF6 intelligent micro water quality tester is developed and designed according to the national power industry standard DL t506 2007 insulation gas humidity measurement method for sulfur hexafluoride electrical equipment and adopts the imported high precision dew point sensor and new digital circuit control technology. It is a high-precision intelligent instrument to measure the trace moisture content in SF6 gas.

This instrument adopts intelligent self calibration technology wide measurement range fast response high accuracy good linearity dynamic display of measurement curve. At the same time the instrument also has an automatic dryer which can greatly reduce the measurement time.



Technical Parameters




Measuring range Dew point value 80 20
Moisture content 0 19999uLL
Accuracy of measurement 0.5 60 20
1.0 80 60
The resolution of the Dew point value 0.1
Moisture content 1uLL
Response time 20 0.1mpa 63 needs 5s 90 needs 45s 60 20
63 needs 10s 90 needs 240s 20 60
Sampling flow 0.6L min 20
Pressure range 01.0Mpa
The use of temperature 20 60
Environmental humidity 0 100 RH
Storage temperature 20 80
Charging time 4 hours
The whole machine size 250 150 300mm3
The weight of The machine 3.5kg

Overview

In the power system factories and enterprises have a large number of electrical equipment. Most of its internal insulation is oil-filled insulation type. Dielectric strength test of insulating oil is a necessary routine test item. In order to adapt to the rapid development of the power industry our company is the first in China to develop a fully automatic oil dielectric strength test system. This series of products according to the latest national standard GB t507-2002 the power industry standard dl429.9-91 and the latest power industry standard DL t846.7-2004 design and manufacture using microcomputer control mechanical and electrical integration of all automation high test accuracy greatly improve the work efficiency but also greatly reduce the labor intensity of the staff. It is agreed that this series of products is the ideal insulation oil voltage test equipment in China.



Specification

Technical Parameters
Power supply voltage AC 220V22V
Power frequency 50Hz 2.5Hz
Work rate 200W
output voltage 0-80kV
Booster capacity 1.5kVA
Booster speed 2.0 2.5 3.0 3.5kV s adjustable
Total voltage distortion 3
Installation dimensions 470 390 420mm3
Weight 40kg
Conditions of Use
Environment temperature 40
Relative humidity 80
Capacity of the oil cup 200ml
Distance between the electrodes 2.5mm

Product description

The metal oxide arrester tester is used for the measurement and analysis of metal oxide arrester MOA leakage. It is mainly used for measuring the resistive current to analyze the degree of zinc oxide aging and damp. The field charged test shall conform to Electric Power Industry Standard of the People's DL474.5-92 Guide for Insulation Test on Site - Lightning Arrester Tests. The metal oxide arrester tester can be also used for factory and acceptance tests.



Zinc oxide arrester tester Technical Indexes

Range of reference voltage input peak 10V-200V

Measurement range of full leakage current peak 100uA 10mA

Measurement range of resistive current peak 100uA 10mA

Measurement range of capacitive current peak 100uA 10mA

Measurement range of angle 0-90

Power consumption 4W

System measurement accuracy reading 5 5 words not more than 2m for harmonic current

AC power supply AC 220V 10 50Hz 1



Precautions

When measure the reference voltage from PT or the measuring end of the testing transformer, carefully check wiring to avoid the PT secondary or test voltage short circuit.

Be careful not to wrongly connect the current and voltage sampling lines in the connecting process.

In the laboratory experiment, the high voltage power supply cannot use the series excitation testing transformer.