use:
Leakage test is to test the surface of the solid insulation material, between the two electrodes, the application of the set voltage, a certain height drop in the specified concentration of liquid, to assess the surface of solid insulation materials in the electric field and pollution medium under the leak trace ability. Applicable to lighting equipment, low-voltage electrical appliances, household appliances, machine electrical appliances, for insulation materials, engineering plastics, electrical connections.


Standards compliant:

GBT 4207, IEC 60112 (2003), IEC 60745-1, IEC 60335-1, IEC 60598-1, IEC 60884-1 Scope:

basic introduction:
1, electric tracking test (electric tracing index test) is IEC60112, UL 746A, GB / T4207, GB4706.1 ASTM D 3638-92 and other standards of the simulation test project.
2, the trapping test (electric tracing index test) is in the solid insulation material surface, in the specified size (2mm × 5mm) between the platinum electrode, apply a voltage and time (30s) height (35mm) drop (0.1% NH 4 CL) for the evaluation of the leakage resistance of the surface of the solid insulating material under the combined action of the electric field and the wet or contaminated medium, and the measurement of the contact resistance (CT1) and resistance Electrification index (PT1).
3, Leakage trace tester (electric tracing index tester) instrument for lighting equipment, low-voltage electrical appliances, household appliances, machine tools, electrical, electrical tools, electronic equipment, electrical instruments, information technology equipment research, production and quality Inspection departments, but also for insulating materials, engineering plastics, electrical connectors, accessories industry.
The main performance characteristics of the device:

1, the control of droplets using imported solenoid valve, the precise control of the size of droplets, no need to adjust!

2, the machine has a drainage function, to facilitate the experiment before the empty air in the pipeline!

3, the use of precision leakage ammeter to quickly determine the product leakage current size (to ensure the accuracy of CTI index)!

4, can be fine adjustment of the level of the sample table, the precise adjustment of the two electrodes before and after the left and right position, to facilitate the test (with reference to TESTING fixture improved, easy to use)

5, the use of standard lighting standard lighting, in line with safety standards

6, the use of wild air sealed fan to ensure that the box sealed. And the exhaust effect is strong!

7, the box with 1.2mm mirror stainless steel box, nice!

8, the product accessories containing precision electronic research to test the electrode head on the sample force!

9, the product uses Omron relay, YOTO timer, Meilan Dayan leakage protector and other well-known brands to ensure long-term equipment without trouble!
Technical Parameters:

1, electrode material: electrode head - platinum metal (platinum)

2, the electrode pressure: 1.0 ± 0.05N

3, the electrode distance: 4.0mm ± 0.01mm, angle 60 ° ± 5

4, the electrode voltage: 100 ~ 600V (48 ~ 60HZ) adjustable short-circuit current at 1.0 ± 0.1A when the voltage drop is less than 10%

5, the drop height: 30 ~ 40mm adjustable

6, the size of the drop: 44 ~ 55 drops / 25px3 adjustable

7, drip time: 30s ± 5s,

8, the number of drops: 0 ~ 9999 times adjustable

9, leakage judgment: loop current greater than 0.5A and maintain 2 seconds when the relay action cut off the current, indicating that the sample failed

10, the test process: the test program automatic control, independent ventilation

11, reference standard: IEC60112, GB / T4207, GB4706.1

12, the studio volume: 0.1m3 (can be customized according to different standards 0.5 m3 or 0.75m3)

13, the device outside the size: 630mm wide × 390mm deep 750mm high


experiment method:

Using rectangular platinum electrode, the force of the two poles on the sample were 1.0N ± 0.05N. The applied voltage is adjustable between 100 ~ 600V (48 ~ 60Hz), the short circuit current is 1.0 ± 0.1A, the voltage drop should not exceed 10%, when the test circuit, short circuit leakage current equal to or greater than 0.5A, the time to maintain 2 seconds, the relay action, cut off the current, indicating that the test failed. Droplet device time constant adjustable, precise control of the size of the drop of 44 to 50 drops / cm3 and drip interval of 30 ± 5 seconds