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JDB-II Grounding Resistance Meter Calibration Device
Product Introduction: The grounding resistance meter is a safety type instrument produced based on the principle of potential compensation. It is easy
Product details
Product IntroductionProduct Introduction
The grounding resistance meter is a safety type instrument produced based on the principle of potential compensation. It is easy to operate and portable, widely used for measuring the grounding resistance of individual grounding bodies and centralized grounding bodies. The measurement of grounding resistance is an important measure to monitor grounding quality and ensure electrical safety.
Product ParametersProduct Parameters
1. The output range of the resistor is 0.010 Ω to 20001.110 Ω; Minimum resolution: 1m Ω.
2. Simulate grounding resistance rE(Standard resistor)
3. Simulate auxiliary grounding resistance rPTherC(Auxiliary grounding resistance)
4. Operating environment: temperature 20 ℃± 5 ℃; Relative humidity ranges from 40% to 70% RH.
5. Weight:<2.5kg.
6. Volume: 368mm × 164mm × 110mm.
2. Simulate grounding resistance rE(Standard resistor)
| Resistance (Ω) | ×103 | ×102 | ×101 | ×100 | ×10-1 | ×10-2 | ×10-3 |
| Power and current | 0.25W | 0.25W | 0.25W | 0.25W | 0.5A | 0.5A | 0.5A |
| Accuracy (%) | 0.05 | 0.05 | 0.1 | 0.1 | 0.5 | 5.0 | 20 |
| Resistance (Ω) | 0 | 500 | 1000 | 2000 | 5000 |
| Accuracy (%) | (<0.1Ω) | 2.0 | 2.0 | 2.0 | 2.0 |
| Power (W) | rp1W rc2W | ||||
5. Weight:<2.5kg.
6. Volume: 368mm × 164mm × 110mm.
Note:
1. The appearance of the product is subject to the actual product. Technical parameters and models are subject to change without prior notice. If there is any act of theft or copying, legal responsibility will be pursued.
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Product featuresProduct Characteristics
●The grounding resistance meter is a safety type instrument produced based on the principle of potential compensation. It is easy to operate and portable, widely used for measuring the grounding resistance of individual grounding bodies and centralized grounding bodies
●The measurement of grounding resistance is an important measure to monitor grounding quality and ensure electrical safety
●The national verification regulation for grounding resistance meters is JJG366-2004 Verification Regulation for Grounding Resistance Meters
●Capable of verifying various accuracy levels and models of analog and digital grounding resistance meters
●Can be used as a resistance box, with a starting resistance of 10m Ω and a resolution of 1m Ω;
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