Tracking Index Test Apparatus

Model: ZER-CTI6

 

for determination of the proof (PTI) and the comparative (CTI) tracking

indices of solid insulating materials according to DIN EN 60112,IEC 60335-1, IEC

61058-1, IEC 60065, IEC 60669-1, IEC 60884-1, IEC 60950-1, IEC 61010-1, BS 1363,

IEC 60598-1, IEC 60320-1, IEC 60898-1, IEC 60400, IEC 60238, IEC 60730-1, UL746A,

DIN53480, ASTM D 3638-92, VDE 0303, DIN 53480

The tracking is with the CTI value(Comparative Tracking Index) is determined and

with the PTI value (Proof Tracking Index) examined.The CTI value indicates to what

Voltage, the base material is not tracking shows, when 50 drops of a standardized

electrolyte liquid are dropped.

Measured on the surface of the specimen, with a drop every 30 seconds falls

between two platinum electrodes.The functional structure allows, by fine

Adjustment of test voltage, current limit,turn-off time, drop size number of dropsand

accurate tests make. The unit works fully automatic, the control is electronic. The

test voltage can be adjusted up to 1000 V.Tracking index consist of two units

Power Supply Unit

include voltmeter, ammeter, delay over current relay, power connection line, button

switch and several signal indicators.;

Drip Unit

include drip cylinder, drip nozzle, counting device, drip counting device, drip control

device, drip volume measuring tool.

•Removable Platinum electrodes,convenient for cleaning, grinding purposes or

replacement. Electrodes flat view, 5mm wide, 2mm thick, platinum with minimum

purity 99.9%, with 30-60 ° angle tips at both ends.

• Electrode load on sample can adjust to 1.00N±0.001N,electrode distance

4.0mm±0.01mm,angle 60 ° ± 5 ° the height can be adjusted by adjusting the fulcrum

pin.

• Removable dripping unit enables easy cleaning. Dripping dispenser with

electromagnetic valve is made of three main components that can be simple

dismantled: electromagnet valve, solution cylinder and drip nozzle.Drip unit height is

adjustable and drip nozzle can be dismantled for cleaning or replacement.

• Solution cylinder is transparent to ensure the contents is clearly visible. It has level

markings for convenient operation.The cylinder can be dismantled for cleaning.

•LED light mounted inside drip unit to enables easier precise adjustments of

mechanical parameters

• Transparent door enable observe test.

• Door safety protection system - test and test voltage will not apply when door be

opened.

•One set sample support platform,include support glass with flat surface, total

thickness ≥ 4mm

Technical Specification:

•Electrode: platinum electrodes with purity 99.9%

•Electrode load on sample:1.0±0.05N adjustable

•Electrode distance:4.0mm ± 0.01mm angle 60°±5

•Test voltage: 100 ~ 1000V (48 ~ 60Hz) adjustable, the voltage drop is less than 8%

when the short-circuit current is 1.0 ± 0.1A

•Test load is automatically matched according to the test voltage, without manual

selection.

•Drop height: 30 ~ 40mm adjustable

•Drop size: 44 ~ 55 drops 1g / cm³ adjustable

•Drip precision adjustment knob, precision, 0.1/DIV

•Drip time: 30s ± 5S, presettable

•Drip times: 0 ~ 9999 times, presettable

•Leakage judgment: if the loop current is greater than 0.5A and maintained for 2

seconds, the relay acts to cut off the current, indicating that the sample is unqualified

•Negative pressure drip unit, no pipeline, removable, easy cleaning.

•Automatically record the flow time of current > 0.5A.

•Electrolyte 0.1 % NH Cl (Ammonium Chloride) in distilled water

Accessories:

1 pair Platinum electrodes(mounted on apparatus)

1 pcs Test solution A

1 pcs Test solution B

1 pcs Glass test platform

1 pcs Drip dispenser (mounted on apparatus)

1 pcs Distance Gauge 4mm

1 pcs Scale

1 pcs Glass container to collect 20-50 drop

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

漏电起痕测试仪

型号: ZER-CTI6

 

一、简介

漏电起痕测试是用于评价固体绝缘材料表面在电场和污染介质联合作用下

的耐受能力，测定其相比电痕化指数 (CTI ) 和耐电痕化指数 (PTI)；

符合标准要求包括：DIN EN 60112,IEC 60335-1, IEC61058-1, IEC60065,

IEC60669-1, IEC60884-1, IEC60950-1, IEC61010-1, BS1363, IEC60598-1,

IEC60320-1, IEC60898-1, IEC60400, IEC60238, IEC60730-1, UL746A, DIN53480,

ASTM D 3638-92, VDE 0303, DIN 53480。

漏电起痕测试仪是在固体绝缘材料表面，在铂金电极规定的距离之间，施加

一电压并定时 (30s) ，滴下规定液滴(50 滴)的导电液体，用于评价固体绝缘材

料表面在电场和潮湿或污染介质联合作用下的耐漏电性能，测定其相比电痕化指

数 (CTI) 和耐电痕化指数 (PTI)。另外设备结构允许通过微调测试电压、电流

限制、关闭时间、液滴大小和液滴数量进行精确的测试。该装置为全自动电子控

制，测试电压最高可以调整到 1000V。

   

二、漏电起恒测试仪包含两个单元

 

电源装置

包括电压表、电流表、延时过电流继电器、电源连接线、按钮开关和几个信号指示器。

 

滴液装置

包含滴液壶，滴液喷嘴，滴液计数装置，滴液控制装置，滴液体积量

具等；

•可拆卸铂电极，便于清洁、研磨或更换。电极尺寸，宽 5mm，厚 2mm 厚，纯度不低于 99.9%的铂金，两端都是 30-60°角的尖头。

•电极对样品压力可调，并能调节到（1.00N±0.001N）；电极距离 4.0mm±0.01mm，

夹角 60°±5°，可通过调节支点销来调节高度。

•可拆卸滴水装置，便于清洁。带电磁阀的滴液器由三个主要部件组成，可简单

拆卸：电磁阀、溶液瓶和滴嘴。滴液器高度可调节，滴嘴可拆卸清洗或更换。

•溶液瓶是透明的，以确保内容物清晰可见；它有水平标记，便于操作；也可以

拆卸气缸进行清洁。

•LED 灯安装在滴水装置内，可更轻松地精确调整机械参数

•测试室透明门可进行观察测试。

•测试室安全保护系统-安全门打开时，测试和高压输出会停止。

•样品台：样品台升降调节系统，玻璃板，总厚度≥4mm

 

三、技术参数：

1、电极材料：铂金电极，纯度 99.9%；

2、电极压力：1.0±0.05N，可调；

3、电极距离：4.0mm±0.01mm，夹角 60°±5；

4、电极电压：100~1000V (48~60Hz)可调, 短路电流在 1.0±0.1A 时电压下降小

于 8%；

5、试验负载根据试验电压自动匹配；

6、滴液高度：30~40mm 可调；

7、滴液大小：44~55 滴 1g/cm³ 可调；

8、滴液精密调节旋钮调节，精度 0.1/DIV；

9、滴液时间：30s±5s，可设置；

10、滴水次数：0~9999次，可预设；

11、漏电判断：如果回路电流大于0.5A并保持2秒，继电器动作以切断电流，表明样本不合格的；

12、负压滴水装置，无管道，可拆卸，易于清洁；

13、自动记录电流>0.5A的流动时间；

14、在蒸馏水中电解0.1%氯化铵（氯化铵）。

 

四、配置：

1、一对铂电极（安装在仪器上）；

2、一份测试溶液 A;

3、一份测试溶液 B;

4、一个玻璃测试平台；

5、一个滴液装置（安装在仪器上）；

6、一个 4mm 距离规；

7、一个电子秤；

8、一个玻璃容器，可收集20-50滴溶液。

 南京鹏控机电设备有限公司 刘鹏鹏 

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