|
Conventional |
Rogowski |
| Electrical |
|
| Connection type |
LV 3P4W / HV 3P4W / 1CT 3PT / LV 3CT / HV 3P3W / 3CT 2PT / 2CT 2PT / 1P 2W |
| Measurement voltage range |
35 V to 500 V (L-L) max, 20 V to 300 V (L-N) max |
| Measurement current range |
10mA – 6 A (configurable) |
5% Ipr -Ipr (Ipr -1000 A or 4000 A) |
| Starting current range |
1mA |
1 A for 1000 A / 4 A for 4000 A |
| Frequency |
50 / 60 Hz |
| Burden |
Current circuit: < 0.2 VA/phase @ 1A & @ 5A |
| Voltage circuit: < 0.2 VA/phase |
| Sampling rate |
156 samples / cycle / channel |
| Accuracy |
|
| Active energy |
Class 0.2S / class 0.5S |
Class 0.5S |
| Reactive energy |
Class 0.5S |
| Voltage, Current, Power |
0.2% for measurement range |
| Frequency |
±0.05 Hz |
| Power factor |
±0.005 (0.5 lag to 0.5 lead) |
| Maximum withstand Voltage |
2 times of nominal voltage value for 1 Sec repeated 10 times at 10 second interval |
| Maximum withstand current |
1.2 times of Ib continuously |
– |
| Short time over current |
20 times Imax for 1 second |
– |
| Overload (continuous) |
1.5 times of Ib, Up to 7.5A (only measurement) |
– |
| Standards |
IEC 62052-11, IEC 62053-22, IEC 62053-24, IEC61557-12, IEC 62053-31,
IEC 60529, IEC 61010-1, IEC 61010-2-030, IEC 61326-1, IS14697, CE, UKCA |
| IEC 61850-6, 7-1, 7-2, 7-3, 7-4, 8-1, (as per edition 1 and 2) |
| Environmental |
|
| Ingress protection |
IP 54 (front fascia); IP20 (at terminals), IP 65 with gasket (Optional) |
| Insulation |
3.5 kV RMS 50 Hz, 5 seconds |
| Impulse withstand |
6.4 kV |
| Operating temperature |
-10°C to + 60°C |
| Storage temperature |
-25°C to + 70°C |
| Temperature coefficient |
0.02% / °C |
0.1% / °C |
| Mechanical dimension (H x W x D) |
96 x 96 x 57.6 mm (± 0.5 mm), 96 x 96 x 111.5 mm (± 0.5 mm) with module |
| Weight |
365 g |
280 g |
| Software |
– Two data loggers (16 MB memory): |
|
Primary data logger |
| Logging of up to 20 energy channels values, with integration |
| period 5, 15, 30 & 60 minutes |
| ~12500 parameter-days capacity at 30-minute interval |
| Secondary data logger |
| Logging of up to 20 instantaneous values with integration period |
| 1, 2, 5, 10, 15 & 30 minutes |
| ~40000 parameter-days capacity at 30-minute interval |
| – Configurable parameters: |
- 8 time-of-use tariffs (TOU), 8 Seasons, 8 day types, DST dates, 6 billing history
|
- Logging daily energy snapshots values up to 90 days
|
|
|
- Up to 31st individual harmonic component measurement
|
- Up to 63rd total harmonic distortion (THD) measurement
|
- K-factor, Crest Factor, TDD, sequence components
|
- Power quality features including voltage sag, swell
|
