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 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

漏電起痕測試儀

型號: ZER-CTI6

一、簡介

漏電起痕測試是用于評價固體絕緣材料表面在電場和污染介質(zhì)聯(lián)合作用下

的耐受能力，測定其相比電痕化指數(shù) (CTI ) 和耐電痕化指數(shù) (PTI)；

符合標(biāo)準(zhǔn)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。

漏電起痕測試儀是在固體絕緣材料表面，在鉑金電極規(guī)定的距離之間，施加

一電壓并定時 (30s) ，滴下規(guī)定液滴(50 滴)的導(dǎo)電液體，用于評價固體絕緣材

料表面在電場和潮濕或污染介質(zhì)聯(lián)合作用下的耐漏電性能，測定其相比電痕化指

數(shù) (CTI) 和耐電痕化指數(shù) (PTI)。另外設(shè)備結(jié)構(gòu)允許通過微調(diào)測試電壓、電流

限制、關(guān)閉時間、液滴大小和液滴數(shù)量進行精確的測試。該裝置為全自動電子控

制，測試電壓最高可以調(diào)整到 1000V。

二、漏電起恒測試儀包含兩個單元

電源裝置

包括電壓表、電流表、延時過電流繼電器、電源連接線、按鈕開關(guān)和幾個信號指示器。

滴液裝置

包含滴液壺，滴液噴嘴，滴液計數(shù)裝置，滴液控制裝置，滴液體積量

具等；

•可拆卸鉑電極，便于清潔、研磨或更換。電極尺寸，寬 5mm，厚 2mm 厚，純度不低于 99.9%的鉑金，兩端都是 30-60°角的尖頭。

•電極對樣品壓力可調(diào)，并能調(diào)節(jié)到（1.00N±0.001N）；電極距離 4.0mm±0.01mm，

夾角 60°±5°，可通過調(diào)節(jié)支點銷來調(diào)節(jié)高度。

•可拆卸滴水裝置，便于清潔。帶電磁閥的滴液器由三個主要部件組成，可簡單

拆卸：電磁閥、溶液瓶和滴嘴。滴液器高度可調(diào)節(jié)，滴嘴可拆卸清洗或更換。

•溶液瓶是透明的，以確保內(nèi)容物清晰可見；它有水平標(biāo)記，便于操作；也可以

拆卸氣缸進行清潔。

•LED 燈安裝在滴水裝置內(nèi)，可更輕松地精確調(diào)整機械參數(shù)

•測試室透明門可進行觀察測試。

•測試室安全保護系統(tǒng)-安全門打開時，測試和高壓輸出會停止。

•樣品臺：樣品臺升降調(diào)節(jié)系統(tǒng)，玻璃板，總厚度≥4mm

三、技術(shù)參數(shù)：

1、電極材料：鉑金電極，純度 99.9%；

2、電極壓力：1.0±0.05N，可調(diào)；

3、電極距離：4.0mm±0.01mm，夾角 60°±5；

4、電極電壓：100~1000V (48~60Hz)可調(diào), 短路電流在 1.0±0.1A 時電壓下降小

于 8%；

5、試驗負(fù)載根據(jù)試驗電壓自動匹配；

6、滴液高度：30~40mm 可調(diào)；

7、滴液大?。?/font>44~55 滴 1g/cm³ 可調(diào)；