| Parameter |
Single Phase |
| Accuracy Class : |
Class 1.0 and 2.0 |
| Applicable Standards : |
IS 13779:1999 / IEC 62053-21 / CBIP TR No.88 |
| Nominal Voltage (Vref) : |
220- 240 V a.c ( -40% to + 20 %)
1 Phase 2-wire system. |
| Nominal Frequency : |
50 / 60 Hz (?10%) |
| Base Current (Ib) : |
5A, 10 A., 20A |
| Maximum Rated Current (Imax) : |
400 % or 600 % of Ib (base current) or as per Customer requirement. |
| Power factor range : |
0 lag - Upf - 0 lead |
| Starting Current : |
0.2% of Ib (Base Current) |
| Power Consumption : |
Current Circuit: < 1VA. Voltage Circuit: < 8VA, 1W. |
| Temperature Condition : |
Operating: -10?C to + 60?C
Storage: -20?C to + 80?C
Humidity: 0 to 95% RH Non-condensing. Temperature Co-efficient: 0.01% per ?C |
| Interfaces : |
Infra red Port. RS 232 port GSM
RF |
| Display : |
Customized backlit LCD display with annunciation. |
| Output device : |
Pulsating Red LED metrology indication for easy accuracy check.(impulse/kWh) |
| Tamper and Fraud Detection : |
Meter works accurately under 25 different Tamper conditions including: Neutral disconnected from Supply and load side. Phase/Neutral reversed. Full/Partial Load terminated to earth. Load side/ Supply side connections interchanged.
Any combination of above. |
| Power Source for readout during Power Off condition. : |
Supercap Internal Battery. |