| General Specifications |
| Response time to step input |
1 sec approx |
| EMC |
IEC 61326 |
| Immunity |
IEC 61000-4-3. 10V/m min – Level 3 industrial low level |
| Safety |
IEC 61010-1-2001 , Permanently connected use |
| IP for water & dust |
IEC60529 |
| Pollution degree |
2 |
| Installation category |
III |
| High Voltage Test |
2.2 kV AC, 50Hz for 1 minute between all electrical circuits |
| Nominal input voltage burden |
< 0.2 VA approx. per phase |
| Nominal input current burden |
< 0.6 VA approx. per phase |
Auxillary Supply burden
For VAC Aux
|
< 6.5 VA approx |
| For DC Aux |
< 3 W approx. |
| Input Voltage |
PT Secondary Settable Range |
| 110V L-L (63.5V L-N) |
100V – 120V L-L (57V – 69V L-N) |
| 230V L-L (133V L-N) |
121V – 239V L-L (70V – 139V L-N) |
| 415V L-L (239.6V L-N) |
240V – 480V L-L (140V – 277V L-N) |
| Default pulse rate divisor |
CT secondary = 1A Max pulse rate
3600 pulses/Ah *
CT secondary = 5A Max pulse rate
720 pulses/Ah |
| Other Pulse rate Divisors (applicable only when Energy on MODBUS (RS-485) is in W) |
| 10 |
CT secondary = 1A Max pulse rate
3600 pulses/10Ah *
CT secondary = 5A Max pulse rate
720 pulses/10Ah |
| 100 |
CT secondary = 1A Max pulse rate
3600 pulses/100Ah *
CT secondary = 5A Max pulse rate
720 pulses/100Ah |
| 1000 |
CT secondary = 1A Max pulse rate
3600 pulses/1000Ah *
CT secondary = 5A Max pulse rate
720 pulses/1000Ah |
| Pulse duration |
60 ms, 100 ms or 200 ms |
*No. of Pulses = Maximum Pulses
CT Ratio
Where, CT Ratio = (CT primary/ CT Secondary) |
| Reference temperature |
23°C +/- 2°C |
| Input waveform |
Sinusoidal (distortion factor 0.005) |
| Input frequency |
50 or 60 Hz ±2% |
| Auxiliary supply voltage |
Rated Value ±1% |
| Auxiliary supply frequency |
Rated Value ±1% |
| Voltage Range |
50... 100% of Nominal Value.
60... 100% of Nominal Value for
THD. |
| Current Range |
10... 100% of Nominal Value.
20... 100% of Nominal Value for
THD. |
| Power |
Cos phi / sin phi = 1 for Active /
Reactive Power & Energy.
10... 100% of Nominal Current &
50... 100% of Nominal Voltage. |
| Power Factor / Phase Angle |
40... 100% of Nominal Current &
50... 100% of Nominal Voltage. |
| Voltage |
± 0.5% of range |
| Current |
± 0.5%of range |
| Frequency |
± 0.15% of mid frequency |
| Active Power |
± 0.5% of range |
| Re-Active Power |
± 0.5% of range |
| Apparent Power |
± 0.5% of range |
| Active energy (kWh) |
± 0.5% of range |
| Re Active energy (kVArh) |
± 0.5% of range |
| Apparent energy (kVAh) |
± 0.5% of range |
| Accuracy of Analog Output |
1 % of Output end value |
| Power Factor |
±1%of Unity |
| Angle |
±1%of range |
| Total Harmonic Distortion |
±1% |