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Calibrating Device for Spark Tester

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Product Name: Calibrating Device for Spark Tester
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Product Description

Calibrating Device for Spark Tester Calibrating Device for Spark Tester

Calibrating Device for Spark Tester

   Detail

JN-LMD-3048 Calibrating Device for Spark Tester

This device is designed according to standards of EN50356:2002、

PM 451E/PM 452 E 2007-02-01: Test Instruction for the Factory

Surveillance of Rubber-insulated Cables according to DIN VDE

0282 Part 1 and GB/T3048.9、GB/T3048.15 、GB\T 26873-2011 to detect the sensitivity and stability of spark tester.

1、A usual construction of a failure simulator has a needle tip and a metal plate or a metal base (shoe).

2、One of these elements has been mounted on the rotating spindle while the other one has been fixed that during the turn of the spindle a discharge distance develops.

3、The discharge distance between tip and plate has to be fixed to (0,25 ± 0,05) mm.

4、The measurements of the plate and turning speed have to be chosen in that way that there is a gap for the requested maximum period of 0,025 s (at AC) or 0,000 5 s (at DC) having a maximum repetition rate of 1 s.

5、The needle tip is formed, from a chromium-plated steel element having a diameter of 1,0 mm and an axis length of 3,75 mm. The radius of the tip is smaller or equal to 0,03 mm.

6、The peak angle is not above 16°.

Calibrating Device for Spark Tester\Calibrating Device for Spark Tester\Calibrating Device for Spark Tester\Calibrating Device for Spark Tester\Calibrating Device for Spark Tester



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Calibrating Device for Spark Tester


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