[艾尔电气 变压器测试台 执行标准]

GB 1094.5-2003  GB/T 6451--200

[艾尔电气 变压器测试台 产品简介]

  变压器测试台，适用供配电系统，电力变压器制造厂，工矿等企业单位。变压器综合试验台能真实地判断电力变压器的空载电流，空载损耗，阻抗电压和负载损耗，准确的测量电力变压器直流电阻，变比，实施状态诊断，确保安全运行，为监测或修造变压器提供了可靠的数据。

  别名：变压器试验台、变压器测试仪、变压器测试系统、变压器测试等等。

[艾尔电气 变压器测试台 产品特征]

1、试验台由三部分组成：计算机及数据处理系统、各测试单元数据收集系统和强电控制机仪表监视综合系统。

2、变压器综合试验台采用大屏幕背光液晶显示，操作、显示清楚直观，操作方便。

3、能满足2500KVA以下的电力变压器的直流电阻测试、变比组别测试、空载损耗测试、负载损耗测试、交流耐压测试、感应耐压测试等试。

4、电压、电流数显表或指针表直读，损耗、变比、直阻测试结果打印输出。

5、耐压试验过电流声光报警、计时。

[艾尔电气 变压器测试台 产品参数]

1、主要检测项目：①变压器空载电流测量； ②变压器空载损耗测量；③变压器短路阻抗测量；④变压器短路损耗测量；⑤变压器变压比测量；⑥变压器接线组别测量；⑦工频耐压试验；⑧感应耐压试验；⑨温升试验。

2、容 量 ： 630-6300KVA；

3、有功功率误差： ±0.1%+0.1量程；

4、功 率 周 数：0.01-1.00；

5、变比误差： 0.1%；

6、使用环境温度：-10-40℃。

7、变压器综合试验台软件：①软件安装条件能在Windows 98 、Windows 2000、Windows XP 等软件下正常工作；②软件的基本功能：A、变压器综合试验台软件可操作控制变压器变比测试仪、变压器绕组直流电阻测试仪、变压器特性测试仪；B、变压器综合试验台 软件可按试验编号、容量、试验日期查询；C、软件工作既可自动接收下传数据、亦可人工录入数据。

[艾尔电气 变压器测试台 产品选型]

根据用户具体要求，设计相应的产品配置方案。

英文详情

AL101 Transformer Intelligent Comprehensive Test System

Implementation of standards.

GB 1094.5-2003 、GB/T 6451-200

1. System function

System adopts PLC to auto control and finish test procedure, along with monitoring of upper machine.

Upper IPC adopts friendly imaging man-machine interface, with which procedure and condition of test can be visually monitored, and control operation be done directly.

Test database is added to upper machine software, enabling the auto save of test data, and generating of real-time test report.

System adopts RS485 communication, stable and reliable, with strong anti-interference ability.

Wide range of application, full function, suitable for test and measurement of various kinds of transformer.

Real time display of test volume, and display of its stable curve.

Test of comprehensive performance of transformer can be finished when wire once.

Real time save and print of test result, and test data for processing and analysis in future.

Test report and data are transmitted to storage medium through floppy drive, USB port and network port.

Multi-data display of real time parameter of transformer test, distribution service data from calculation analysis and data curve of time interval, with supervision center monitoring the state of entire transformer test.

Historical data recording and superior data query: save of overall historical data of transformer test for operator to analyze running and forecast trend, etc.; capable of quick query and retrieval of real time test data of comprehensive performance and historical data.

Capable of software update on basis of original test system.

Our self-manufactured high performance testers are installed in the control cabinet, each having a high measuring accuracy.

2. Our self-manufactured high performance testers are installed in the control cabinet:

(1) No-load and load tester

Function: measuring of loss in no-load and load test of transformer (double- table method, three-table method), and of power factor, average value of voltage, and effective value of current and voltage.

To measure and calculate no-load current, and no-load loss after waveform is rectified.

Loaded impedance voltage, impedance voltage and loss when rectified to temperature of 75℃ and 120℃

Measuring of frequency of power system voltage

Technical index: (when not connected with mutual inductor outside)

Measuring range：

Voltage measuring range: 0V～500V

Current measuring range: 0A～5A

Power measuring range: 0W～2500W, when at COSφ=0.1～1

Frequency measuring range: 45Hz～65Hz

Error range:

Voltage: 0Ｖ～50V，±0.2%Fs；50V～500V, relative error ≤±0.2%

Current: 0A～1A ，±0.2%Fs；1A～5A, relative error ≤±0.2%

Power: 0W～2500W, relative error ≤±0.3%Fs.

Frequency: ≤0.5Hz. absolute error within full-scale range

Measuring range of equipment can be expanded by the external connection with mutual inductor

(2)Transformation ratio tester

Function:

Auto zero position calibration guarantees an optimum behavior for equipment all along.

Auto gain calibration, with which user can self-correct accuracy of equipment.

High accuracy: range of transformation ratio 1~10000 0.1grade

Capable of measuring the transformation ratio of various groups of transformer △/Y、Y/△、Y/Y、△/△、Y/Z、Z/Y、△/Z、Z/△.

Technical index: (when not connected with mutual inductor outside)

Measuring range of transformation ratio: 1.0000~9999.9

Accuracy: 0.1grade

Group measuring range: 00~11(00 stands for 12)

Working environment:

Input voltage: AC 220±22V 50Hz±1Hz

Temperature: -10~55℃

Humidity: ＜85%RH

(3) (3) DC resistance tester

Function: FK-Ⅳ transformer DC resistance tester, which is easy to operate, accurate in measurement, safe and reliable, has strong anti-interference ability and quick test speed, is a perfect choice for measuring coil resistance of power transformer.

Current test:

DC constant current: 0.1A、1A、2A

Test range:： 0.1A、1A、2A

Test range：

0.1A ： 20Ω—199.99Ω

1A : 5Ω—19.99Ω

2A ： 2mΩ—4.999Ω 2A ： 2mΩ—4.999Ω resolution: 1 uΩ accuracy: 0.2grade