THREE PHASE ELECTRONIC ENERGY METERS
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STANDARDS
:
Conforms to IS 13779, IS 14697, IEC 62052/62053 & CBIP Report No. 88
ACCURACY
:
Class 1.0 & 0.5 S
NOMINAL VOLTAGE
:
3 x 240 Volts AC, Variation + 20% to - 40%
MAXIMUM CURRENT
:
20A, 30A, 40A & 60A for Whole Current Meters & 120% of Ib for CT Operated Meters
NOMINAL FREQUENCY
:
50 Hz +/- 5%
DISPLAY
:
6 digits electromechanical stepper motor register or LCD display
ANTI TAMPER FEATURES :
o
Meter records correct energy under reverse current connection.
o
Meter records energy correctly even in the absence of Neutral.
o
No effect of external magnetic field as per CBIP 88
o
Meter works correctly irrespective of the phase sequence.
o
Immunity to D.C. component in A. C. circuit
o
Meter works even if only two phases or one phase & neutral are present.
o
Power on indication by Three LED's one for each phase.
o
Meter Base & Cover are provided for Ultrasonic Welding.
OPTIONAL FEATURES :
o
Single wire operation
o
Real Time
o
Instantaneous Parameters like Voltage, Current, Load, Power Factor, Frequency etc.
o
Maximum Demand
o
TOD Metering
o
RS 232/485 communication
...more