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DDHL-500RM-Circuit resistance tester (contact resistance tester)
  • Product name: DDHL-500RM-Circuit resistance tester (contact resistance tester)

  • Product model: DDHL-500RM

  • Release time: 2016-03-21 14:52:17

  • Manufacturer: Great electric equipment Co., Ltd.



功能描述

DDHL-500RM type loop resistance tester is manufactured by the technology of digital circuit and a switch circuit technology, it is for switch control equipment of the contact resistance and the loop resistance measurement of special equipment; the test current of the recommended national standards GB763 100A DC, in 50-500A current of the directly measured the loop resistance and contact resistance, and with digital display, the instrument measuring accuracy, stable performance, suitable for power, power supply departments on-site maintenance of high voltage switch and high voltage switch factory loop resistance test requirements.

儀器特點(diǎn)

技術(shù)參數(shù)

1, measurement range: 1-8000.000 resolution: 0.000001 ohms.

2, measuring current: DC 50-500A

3, measurement accuracy: 0.5

4, display mode: six and a half liquid crystal display

5, working way: continuous

6, power: AC220V/50HZ

7, volume (length * width * width * height, mm) 470 * 280 * 210

8, solve the problem that can only be tested under constant current, can be tested under any current 50-500A

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