Technical indicators

1. Station area test part

Communication mode: special load signal transmission, distance: ≥ 5km

Current test distance: ≥ 5km

Identification cycle: ≤ 6 seconds

Test success rate: 100%

Number of branch identifications: 3 channels for single host (18 channels can be expanded for multi host mode)

Clamp type current transformer: 750A/1500A flexible current clamp

50mm caliper (50A/100A/250A/500A) (optional)

2. Electrical parameter measurement part

Voltage: ± 0.2% Current: ± 0.5%

Power: ± 0.5% Frequency: ± 0.02Hz

Phase: ± 0.2 °

3. Power quality

Times of voltage harmonic measurement: 2-51

Times of current harmonic measurement: 2-51

Measurement error of harmonic voltage content: ≤ 0.1%

Measurement error of harmonic current content: ≤ 0.2%

4. Working environment

Working environment temperature: - 30 ℃~60 ℃

Working environment humidity: ≤ 95% RH

Working voltage: AC220V ± 10%

5. Insulation

⑴ The insulation resistance of the voltage and current input terminals to the enclosure shall be ≥ 100M Ω.

(2) The power frequency between the input end of the working power supply and the shell is 1.5KV (effective value), and the test lasts for 1 minute.

6. Weight

Weight: 1Kg

7. Single machine volume

Volume: 25cm × 16cm × 6cm