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DTDL-8110 Cablefault Test Set is an integrated set of Cablefault Detection
and Location Devices. It is applicable for many types of power cable,
communication cable and optical cable. It can accurately measure the distance
of cablefault and locate the fault point.

The system includes:
1) DTDL-8110 Mainframe.
2) DTDL-8032R Receiver.
3) RF Inductive Tracking Rod.
4) Potential Difference Locating Rack with 2 pins.
5) AF Stethoscope and Headphones (for Listening mode).
6) Grounding Pin.

Tgs p/n cs & css (hc-49s&hc-49ss)
Dim.(mm) 11.05x4.7xh
Frequency 3.20000~100.0mhz

Tol.: G¦10 ppm ~ G¦50 ppm
Stability: G¦10 ppm ~ G¦50 ppm
Drive level: 100 uw max.
Aging: G¦5 ppm max.

Tgs p/n com75 ( smd osc 0705)

Dim.(mm) 7.0x5.0x 1.75

Frequency 500khz~ 125mhz

Main features:
Stab.: G¦25ppm to G¦100ppm
Supply voltage: 5.0v or 3.0v
Output logic: ttl and cmos
Rise and fall time: 6ns max.
Symmetry: 45/55%
Start-up time: 10ms max.

Product description

Transformer Standard current transformer are also called precision current transformers, current transformer standards, standard CT and current transformer standards. Transformer standards are divided into current transformer standards and voltage transformer standards. Standard current transformers are used in the error test of transformers. Used as a current transformer calibration standard



technical parameter

1. Temperature:

2. Relative humidity

3. Rated Primary Current:5-5000A 5A,1A

4.Rated secondary current:5 1A

5 Accuracy Class 0.05S

6. Allow long-term work under the rated current; More than120A across the core.



Precautions:

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.The wiring diagram is shown in figure 5.

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.

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

Product description

Transformer Standard current transformer are also called precision current transformers, current transformer standards, standard CT and current transformer standards. Transformer standards are divided into current transformer standards and voltage transformer standards. Standard current transformers are used in the error test of transformers. Used as a current transformer calibration standard



technical parameter

Temperature -5 40

Relative humidity 80%

Rated Primary Current 5-5000A 5A,1A

Rated secondary current 5A 1A

Accuracy Class 0.05S
Allow long-term work under the rated current; More than120A across the core.



Precautions

The current of standard CT and tested CT must be the same in CT calibration.

Follow the given wiring diagram strictly.

Test whether the load box is accurate or not before calibrating the transformer.

Forbid secondary winding opening during the calibration.

Select demagnetization before calibration.The wiring diagram is shown in figure 5.

Short out the secondary winding before cutting off the power when the demagnetization is finished.

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.

Product Introduction

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

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

Specification:

Measurement range :
So2(micro-flow ndir):0-2000 ppm
No(micro-flow ndir): 0-2000 ppm
Co(micro-flow ndir): 0-5000ppml
O2(electrochemistry):0-25% vol

Resolution:
So2/no/co:1 ppm, o2: 0.01%
Precision:ía2% fs
Response time:ín15s
Dimension:rack type 19 inch 3u
Weight:approximately 10kg

3u casing

Gas parameter

Measurement principle:
Micro-flow ndir : so2, no, co, co2
Electrochemistry: o2
Measurement range :
So2:0-2000ppm
No: 0-2000ppm
Co: 0-5000ppm
Co2:0-25%
O2: 0-25%
Resolution:
So2/no/co: 1ppm
Co2/o2: 0.01%
Precision:
So2, no, co, co2 : 1%fs
O2: 2%fs

Temperature parameter
Measurement principle:
Ambient temperature:thermistor
Flue gas temperature: thermocouple
Range:
Ambient temperature :-10-100íµ
Flue gas temperature : -10-600íµ
Resolution:
Ambient temperature 1íµ
Flue gas temperature 1íµ
Precision:
Ambient temperature ía1íµ
Flue gas temperature ía2íµ

Pressure parameter:
Measurement principle:
Diff. Pressure: silicon diff. Pressure chip
Ambient pressure: silicon pressure chip
Range:
Diff. Pressure:-50hpa ...+50hpa
Ambient pressure: 70kpa...120kpa
Resolution:
Diff. Pressure: 1pa
Ambient pressure: 0.01kpar
Precision:
Diff. Pressure: ía2pa or 5%rel
Ambient pressure: ía0.5 kpa or 2 % rel.

Specification:

Measurement range ch4:0-100%, co2:0-50%, o2:0-25%, h2s:0-9999ppm
Precision:co2/ch4:ía2%, o2:ía3%, h2s:ía4%
Resolution:ch4/co2/o2:0.01% , h2s: 1 ppm
Respond time:less than 20s
Warm up: 10min
Output: rs232
Power: ac220vía10% 50hzía1hz
Weight: 10kg
Dimension: rack type19 inch 3u

3u casing

Product Introduction:
Lightning Protection Element Tester is suitable for testing the DC parameters of over-voltage protection components such as zinc oxide surge arresters (varistor) cermet two three-electrode discharge tubes and vacuum lightning arresters.


Product Parameters:

Varistor measurement
Technical index Measuring range Maximum error Test Conditions

Overview

In the process of semi finished and finished production of power transformers, before the newly installed transformers are put into operation and according to the state Grid's preventive test rules, it is required to test the transformer's turn ratio or voltage ratio regularly.The traditional variable ratio bridge operation is tedious, the reading is not intuitive, and the necessary conversion, the test result is only one phase change ratio value.The transformer transformer ratio tester overcomes the shortcomings of the traditional transformer ratio bridge test, the screen uses a large screen high resolution LCD screen, convenient to use in the field, with Chinese menu prompt function, simple and intuitive operation, a complete three phase change ratio test, test speed, high accuracy.



Technical parameter

range 0.910000
The accuracy of
reading 0.1 2 words or equal to 500

reading 0.2 2 words 500 3000

Reading 0.3 2 words 3000

The resolution of the
0.9 9.9999 0.0001 100 999.99 0.01 10000 and above 1

10 99.999 0.001 1000 9999.9 0.1

Working power supply AC220V 10 50Hz
Instrument weight 3.5kg
The use of temperature 10 50
Overall dimensions 260mm l 200mm W 160mmH
Relative humidity 90 no dew


Feature

Full three phase sinusoidal inverter output, the output voltage is automatically adjusted, with soft start, soft stop function, so the test speed is fast, high precision

Three-phase transformer, single-phase transformer, PT, Z type transformer ratio, group, polarity test function

Blind test function, that is, variable ratio and group test when high and low pressure connection mode is not known;

CT variable ratio polarity test function

Angle difference test function for single-phase test

Tap position can be tested up to 197

Introduction

The SF6 gas comprehensive instrument is a three-in-one tester that integrates, concentration, and main crystallization measuring instruments. It concentrates the achievable capabilities into one and completes three functional tests at a time, which greatly reduces the gas emissions in the equipment and effectively protects the environment. , Pollution, while reducing the user's workload and improving work efficiency.

It is because the sensor of Finland Vaisala is used; the SF6 gas comprehensive supplementary instrument has sufficient performance, and it uses an efficient absorption sensor.

The special instrument adopts the sensor of German HNP; some products adopt the special sensor of imported American Dekang SF6.

The SF6 integrated equipment display adopts a large-screen Chinese display, real-time various parameters, intelligent and intelligent operation, massive information, and dual-use rechargeable batteries.

Energy saving technology, energy saving and environmentally friendly instruments.

The SF6 comprehensive tester adopts the sensor, sensor, SOH2S, CO and other sensors of , and adopts the thermal conductivity type of

Sensors and R&D sensors; more advanced ARM development technology, quality sensors, sensors and other precision sensors, equipped with sensors and sensors are more realistic, more simultaneous, and manufactured. The tester uses a color screen screen display, friendly interface, and easy to operate.

This type of comprehensive tester uses reliable imported sensors as sensitive components, and at the same time integrates real time measurement, curve display, power management, time system, file system, data query, data understanding and other update functions, and integrates advanced sensor technology. And information technology, humanized operation information technology, humanized operation and perfect functions, you can learn her ability and perfection in printing.

Product description

The Single phase capacitance and inductance tester is specially developed for the problem of measuring the capacitance value of the capacitor on the substation.



Technical parameters

Instrument measurement range and accuracy

Capacitance measurement

Measurable capacitance range 0. 1 F 3,300

Measurable capacity range 5 20,000kvar

Measurement accuracy 1.0 readings 0.02 F

Resolution 0.001 F

Current measurement

Current measurement range 0 20A

Measurement accuracy 3.0 readings 0.05A

Resolution 0.01A

Inductance measurement

Inductance measurement range

small inductance mode 0.1mH 5mH

large inductance mode 5 mH 50H

Inductive reactance measurement range 50m 20K

Measurement accuracy 3.0 readings 0.05mH

Resolution 0.01mH
Resistance measurement

Resistance measurement range

small resistance mode 50m 1

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

Product description

Current transformer field tester was developed with high-end testing technology, large-scale electronic circuit design and accord with national related protocol . It has solved the problem of big working intensity,trival operation while on-site test of current transformer, voltage transformer. Meanwhile the product has a reliable performance,and the function is strong.



Technical index

Product description

Anti Emulsification performance automatic tester meets the requirement of GBT 7305-87 and GBT 7605-87, which adopts 32-bit high-performance microprocessor, high definition color touch screen and digital PID control algorithm to achieve high accuracy of temperature control, good repeatability, automatic lifting of stirrer, simultaneous test of four samples, smart storage and convenient check of test result.



Technical index

Temperature measurement Platinum resistance

Water bath temperature 54 Room temperature 100 can be set arbitrarily

Control accuracy 0.1

Stirring speed 1500 15 rmin

Number of cylinders 4

Self-check function Stirring device lifting and rotating

Display High definition color touch screen

Power supply AC 220V 22V

Power 1800VA

Frequency 50Hz 2.5Hz

Ambient temperature 10 35

Ambient humidity 85

Weight about 24kg

Profile size 358mm 302mm 858mm

Anti-emulsification performance automatic tester