Gdhl-III Automatic 100A Contact Resistance Tester

GDHL-III Automatic 100A Contact Resistance Tester

I. Application
1. High, middle and low voltage circuit breakers
2. High, middle and low voltage disconnecting switches
3. High-current bus bar joints
4. Cable&Welding joints
5. It is suitable for high current, micro ohm measurement.

II. Features
1. Output high-current continuously.
2. Four current positions, and one customized current position for option.
3. Two test models: Routine test and Switch Resistance Test.
4. Test time can be customized.
5. High speed thermal printer.
6. Interface friendly, can display resistance, current, voltage, time, status and notes. High intelligence and good safety.
7. Data storage and history data browsing functions, 256 sets of data can be saved.
8. The number of test sample and operator can be set, easy to classify the test results.
9. Connection diagrams and cautions.
10. History data and switch resistance value can be inquired.
11. Large measuring range and can be customized.
12. Ambient and internal temperature can be test to protect the instrument.
13. Standard resistance value is set, to calculate the deviation and compare the test resistance value with standard value.
14. RS232 interface. (reserved)

III. Specifications
1. Test current: 100A/200A/400A/600A DC
2. Max voltage output: 5V
3. Test standard: IEC62271
4. Measurement range: 0~1999.9uohm Resolution: 0.1uohm
5. Accuracy: 0.5%RDG+0.2uohm
6. Display mode: LCD
7. Max memory size: 100 groups of test data
8. Power output mode: Succession
9. Rated power supply: AC220V ± 10%, 50Hz/60Hz
10. Environment temperature: 0~50° C
11. Humidity: ≤ 85%RH
12. Size: 340 × 280 × 210mm3
13. Weight: 7 kg