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Home » Products » Transformer Tester » DC Resistance Tester » 40A Handheld DC Resistance Tester Transformer Winding Resistance Tester

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40A Handheld DC Resistance Tester Transformer Winding Resistance Tester

GDZC DC resistance tester covers six current levels of 20mA, 200mA, 2A, 5A, 10A, and 20A for constant current output selection. It uses the four wire four wire method to measure winding resistance, with low overall power loss, high stability, small measurement accuracy error, and high-strength anti-interference characteristics. Suitable for measuring the DC resistance of inductive winding coils in power transformers, motors, voltage transformers, etc.
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Introduction


GDZC 03 - 副本


GDZC dc resistance tester has complete protection functions such as overcurrent, overvoltage, and discharge High safety, with a constant current source output, capable of charging the tested inductive load to saturation, and then measuring the voltage drop and corresponding DC resistance at both ends of its winding. Suitable for measuring various low resistance DC resistors.


Technical indicators

1. DC resistance measurement accuracy: ± (0.2% RGD+2d) Minimum resolution: 1u Ω;

2. Resistance measurement range:

1.000 Ω -1000 Ω (20mA range)

100.0m Ω -100.0 Ω (200mA range)

10.00m Ω -10.00 Ω (2A range)

4.000m Ω -4.000 Ω (5A gear)

2.000m Ω -2.000 Ω (10A gear)

1.000m Ω -1.000 Ω (20A range)

3. Output current accuracy: ± 5%;

4. Equipped with a discharge circuit and discharge indicator, discharge indicator method: buzzer and discharge indicator LED;

5. Maximum open voltage of instrument current source: DC 30V

6. The weight of the host is less than 10KG;

7. Working power supply: AC220V ± 10%, (50 ± 1) HZ;

8. Working environment: -10 ℃ to 50 ℃, humidity<90%, no condensation.

GDZC 尺寸图
Features
  1. Fast measurement speed, high accuracy, and intuitive display

  2. Strong anti-interference ability, small size, and low power consumption

  3. The test data is stable and reliable, unaffected by human factors

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