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| Categories | IEC Test Equipment | 
|---|---|
| Brand Name: | KINGPO | 
| MOQ: | 1 | 
| standard: | ASTM D3638-92 | 
| test sample: | insulating material | 
| country of origin: | China | 
| Warranty: | 1 Year | 
| Display: | Digital | 
| Timing device: | 9999X0.1S | 
| Company Info. | 
| Dongguan Kingpo Technology Limited | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
ASTM Tracking Index IEC Test Equipment For Solid Insulating Materials
ASTM D3638-92 Tracking Index Test Equipment
Product information:
We have designed a series test equipment of proof and comparative tracking indices for solid insulating materials, which are strickly meet the standard requirements of IEC60112,IEC60335-1,IEC60598-1,UL746A and ASTM D3638-92 and etc..
Model specification and technical parameters :
Parameter model  | LT-1(0.1m³)  | LT-2(0.5m³)  | LT-3(0.5m³)  | 
Control  | Meters  | Meters  | PLC  | 
Display  | Digital  | Digital  | 7" color touch screen  | 
Working voltage  | 220V/50Hz or 110V/60HZ  | 220V/50Hz or 110V/60HZ  | 220V/50Hz or 110V/60HZ  | 
Testing voltage  | 0~600V adjustable,precision 1.5%  | 0~600V adjustable,precision 1.5%  | 0~600V adjustable,precision 1.5%  | 
Timing device  | 9999X0.1S  | 9999X0.1S  | 9999X0.1S  | 
Electrode  | Platinum electrode and brass electrode each for a pair  | Platinum electrode and brass electrode each for a pair  | Platinum electrode and brass electrode each for a pair  | 
Electrode dimension  | (5±0.1)×(2±0.1)×(≥12)㎜, 30°slant  | (5±0.1)×(2±0.1)×(≥12), 30°slant  | (5±0.1)×(2±0.1)×(≥12), 30°slant  | 
Electrode included angle and distance  | 60°±5°,distance is (4±0.1㎜)  | 60°±5°, distance is (4±0.1㎜)  | 60°±5°, distance is (4±0.1㎜)  | 
Electrode pressure  | 1.00N±0.05N(digital display is optional)  | 1.00N±0.05N(digital display is optional)  | 1.00N±0.05N(digital display is optional)  | 
The interval of dropping liquid  | 30±5S,adjustable  | 30±5S,adjustable  | 30±5S,adjustable  | 
Dropping liquid height  | 35±5mm  | 35±5mm  | 35±5mm  | 
Dropping liquid delay  | 0.2S(solenoid valve opening time)  | 0.2S(solenoid valve opening time)  | 0.2S(solenoid valve opening time)  | 
Dropping liquid size  | 45~50 drip/cm3  | 45~50 drip/cm3  | 45~50 drip/cm3  | 
Time-delay circuit  | 2±0.1S(in 0.5A or larger current)  | 2±0.1S(in 0.5A or larger current)  | 2±0.1S(in 0.5A or larger current)  | 
Short-circuit pressure drop  | 8% MAX  | 8% MAX  | 8% MAX  | 
Short-circuit current  | 1±0.1A 1%  | 1±0.1A 1%  | 1±0.1A 1%  | 
Wind speed  | 0.2m/s  | 0.2m/s  | 0.2m/s  | 
Environmental requirement  | 0~40℃,relative humidity≤80%,in the place of no obvious vibration and corrosive gas  | ||
conforms to standard  | IEC60695, IEC60112,IEC60335-1,IEC60598-1,UL746A and ASTM D3638-92  | ||
Working principles :
The leakage tracking test(tracking index testing) is that the conducting liquid (0.1%NH 4 CL) of required volume in the required height (35mm ) and required time (30s) drops with the voltage between the platinum electrodes(2mm × 5mm )on the surface of solid insulating material.
Determination:
Thus the users evaluate the tracking resistance performance of solid insulating material surface under the combined influence of electric field and humid or contaminate medium. In a word, this device is used to measure the comparative tracking index (CTI) and the proof tracking index (PTI).


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