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SEW 2720 ER 3-Wire Earth Resistance Tester
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Update Terakhir
18 Des 2020
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1 Unit

Spesifikasi SEW 2720 ER 3-Wire Earth Resistance Tester

SEW 2720 ER 3-Wire Earth Resistance Tester


Contents :

1. Instruction manual

2. Test leads (red 15 m, yellow 10 m, green 5 m)

3. Auxiliary earth spikes

4. Simplified measurement probe

5. Carry case Batteries


Specifications :

1. Measuring range earth resistance 0 - 20 Ω / 0 - 200 Ω / 0 - 2000 Ω

2. Measuring range earth voltage 0 - 200 Vac (40 - 500 Hz)

3. Accuracy earth resistance ± (2% rdg + 2 dgt) or ± 0.1 Ω, which is greater

4. Accuracy earth voltage ± (1% rdg + 2 dgt)

5. Earth resistance resolution 0 - 20 Ω : 0.01 Ω

6. Earth resistance resolution 0 - 200 Ω : 0.1 Ω

7. Earth resistance resolution 0 - 2000 Ω : 1 Ω

8. Earth resistance by constant current inverter 820 Hz : 2 mA

9. Display 3 1/2 digit (2000 counts)

10. Open circuit indication LED will be unlit

11. Low battery indication symbol appears on the display

12. Data hold indication symbol appears on the display

13. Over range indication “1” (MSD)

14. Dimension 205 × 90 × 55 mm

15. Weight 550 gram (battery included)

16. Power source 1.5V (AA), 6 pcs


Standards :

1. CAT III 300V

2. EN 61326-1

3. EN 61010-1

4. IEC 61557-1

5. IEC 61557-5


Features :

1. Low battery indication

2. Battery operated and data hold function

3. Calibration performed with supplied test leads

4. Capable of measuring earth resistance and earth voltage

5. The test leads are supplied as standard accessories

6. Testing of earth resistance without tripping earth leakage current





Alat Ukur Tahanan Tanah

Untuk keterangan lebih lanjut, silahkan download PDF ini :

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